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Beschreibung

Through seven editions, Protocols for High-Risk Pregnancies has helped busy obstetricians keep pace with a constantly evolving field. Providing just-in-time content, its focus on protocols and guidelines helps organize medical thinking, avoid heuristic errors of omission and commission, and optimize maternal and fetal outcomes. As with the prior six editions, the editors have once again assembled some of the world's top obstetrical and medical experts. This seventh edition has also been expanded to include a number of new topics, including: * Protocols on opioid use, misuse and addition in pregnancy and postpartum * Noninvasive prenatal diagnosis of aneuploidy * Periconceptual genetic screening * Expanded protocols on maternal valvular heart disease and cardiomyopathies * Protocols on arboviruses, including Zika and malaria Protocols for High-Risk Pregnancies: An Evidence-Based Approach will be an essential reference for obstetricians, medical students, general practitioners and all medical professionals who are seeking the most up-to-date information and guidance on high-risk pregnancies.

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Table of Contents

Cover

Title Page

Copyright Page

Preface

Reference

List of Contributors

PART 1: Concerns in Pregnancy

PROTOCOL 1: Alcohol Use in Pregnancy and Lactation

Overview

Alcohol use during pregnancy

Alcohol use during lactation

Screening for alcohol use

Intervention and referral to treatment

Conclusion

Suggested reading

PROTOCOL 2: Smoking, Vaping, and Nicotine Exposure

Clinical significance

Pathophysiology

Screening for tobacco, nicotine, and vaping exposure

Interventions

Pharmacotherapy

Complications

Follow‐up and prevention

Suggested reading

PROTOCOL 3: Opioid Use, Misuse, and Addiction in Pregnancy and Postpartum

Overview

Opioid use and misuse

Screening and diagnosis

Management

Labor and delivery

Postpartum

Conclusion

Suggested reading

PROTOCOL 4: Depression

Clinical significance

Pathophysiology

Diagnosis

Management

Follow‐up

Conclusion

Suggested reading

PART 2: Antenatal Testing

PROTOCOL 5: Prenatal Testing for Chromosomal Abnormalities

Overview

Pathophysiology

Diagnosis and screening protocols

Conclusion

Suggested reading

PROTOCOL 6: Fetal Echocardiography

Overview

Pathophysiology

Structural heart disease

Fetal arrhythmias

Suggested reading

PROTOCOL 7: Clinical Use of Doppler

Overview

Pathophysiology

Diagnosis

Management

Summary

Suggested reading

PROTOCOL 8: Antepartum Testing

Nonstress test

Biophysical profile

Modified biophysical profile

Contraction stress test

Umbilical Artery Doppler Velocimetry

Indications for antepartum fetal surveillance

Suggested reading

PROTOCOL 9: Fetal Blood Sampling and Transfusion

Clinical significance

Cytogenetic diagnosis

Fetal infection

Fetal anemia

Procedure‐related risks

Long‐term effects

Technique

Future directions

Suggested reading

PROTOCOL 10: Preconception Genetic Screening

Overview

Cystic fibrosis

Spinal muscular atrophy

Hemoglobinopathies

Fragile X syndrome

Tay–Sachs disease and other disorders more prevalent in individuals of Ashkenazi Jewish descent

Management and follow‐up

Conclusion

Suggested reading

PART 3: Maternal Disease

PROTOCOL 11: Maternal Anemia

Definition

Consequences

Diagnostic work‐up and treatment

Macrocytic anemia

Suggested reading

PROTOCOL 12: Hemoglobinopathies in Pregnancy

Clinical significance

Diagnosis

Role of transfusion therapy

Pregnancy management of sickle cell disease

Pregnancy management of thalassemias

Suggested reading

PROTOCOL 13: Fetal and Neonatal Alloimmune Thrombocytopenia

Introduction

Diagnosis

Management

Conclusion

Suggested reading

PROTOCOL 14: Rheumatological Disorders

Introduction

Systemic lupus erythematosus

Rheumatoid arthritis

Scleroderma

Suggested reading

PROTOCOL 15: Antiphospholipid Syndrome

Overview

Pathophysiology

Diagnosis

Effect on pregnancy

Antepartum management

Conclusion

Suggested reading

PROTOCOL 16: Inherited Thrombophilias

Overview

Mechanisms of hemostasis

Mechanisms of thrombosis

Genetic risk factors for thrombosis

Adverse pregnancy outcome

Evaluation and treatment

Suggested reading

PROTOCOL 17: Valvular Heart Disease in Pregnancy

Introduction

Diagnosis and work‐up

Etiology of VHD

Maternal risk stratification

Stages of progression of valvular heart disease

Cardiac medications in pregnancy

Stenotic versus regurgitant valve lesions

Mixed anomalies

Artificial valves

Cardiac surgery in pregnancy

Preconception and early pregnancy counseling

Antepartum management

Anticoagulation

Delivery planning

Medications on L&D

Delivery and the immediate postpartum period

Prophylactic antibiotics

Anesthesia

Follow‐up

Suggested reading

PROTOCOL 18: Peripartum Cardiomyopathy

Peripartum cardiomyopathy and the obstetric care provider

Clinical presentation and diagnosis

Etiopathogenesis of peripartum and other cardiomyopathies

Stabilization and treatment

Cardiomyopathy pearls for the obstetric care provider

Suggested reading

PROTOCOL 19: Thromboembolism

Introduction

Hemostasis changes during pregnancy

Clinical risk factors for thromboembolism associated with pregnancy

Inherited thrombophilias

Acquired thrombophilia

Diagnosis and management of venous thromboembolism associated with pregnancy

Radiation considerations in pregnancy

Treatment of venous thromboembolism

Anticoagulation management considerations in the peripartum and postpartum periods

Postpartum anticoagulation

Anticoagulation prophylaxis considerations for women at risk for pregnancy‐related venous thromboembolism

Summary

Suggested reading

PROTOCOL 20: Renal Disease

Overview

Pre‐pregnancy counseling

Management

Suggested reading

PROTOCOL 21: Obesity

Clinical significance

Diagnosis

Treatment

Pregnancy and obesity

Prenatal care

Intrapartum care

Postpartum care

Conclusion

Suggested reading

PROTOCOL 22: Diabetes Mellitus

Overview

Pathophysiology

Pregestational diabetes mellitus

Gestational diabetes mellitus

Suggested reading

PROTOCOL 23: Thyroid Disorders

Overview

Diagnosis

Hypothyroidism

Hyperthyroidism

Suggested reading

PROTOCOL 24: Hepatitis in Pregnancy

Hepatitis A in pregnant and breastfeeding women

Hepatitis B in pregnant and breastfeeding women

Hepatitis C in pregnant and breastfeeding women

Hepatitis D in pregnant and breastfeeding women

Hepatitis E in pregnant and breastfeeding women

Suggested reading

PROTOCOL 25: Asthma

Overview

Pathophysiology

Diagnosis

Management

Conclusion

Suggested reading

PROTOCOL 26: Epilepsy

Overview

Pathophysiology and risks

Antiepileptic drugs

Pregnancy management

Suggested reading

PROTOCOL 27: Chronic Hypertension

Definition and diagnosis

Etiology and classification

Maternal–perinatal risks

Treatment

Suggested management

Evaluation and classification

Low‐risk hypertension

High‐risk hypertension

Summary

Suggested reading

PROTOCOL 28: Cytomegalovirus, Genital Herpes, Rubella, and Toxoplasmosis

Cytomegalovirus

Genital herpes simplex virus

Rubella

Toxoplasmosis

Suggested reading

PROTOCOL 29: Syphilis

Epidemiology

Pathophysiology and clinical manifestations

Congenital syphilis

Diagnosis in pregnancy

Management

Suggested reading

PROTOCOL 30: Vector‐Borne Diseases in Pregnancy: Zika, West Nile, and Chagas Disease

Zika virus

West Nile virus

Chagas disease

Suggested reading

PROTOCOL 31: Influenza

Overview

Pathophysiology

Diagnosis

Treatment

Complications

Prevention

Suggested reading

PROTOCOL 32: Malaria

Overview

Life cycle of the parasite

Clinical significance and pathophysiology

Epidemiology

Diagnosis

Prevention

Travel to endemic areas

Conclusion

Suggested reading

PROTOCOL 33: Human Immunodeficiency Virus Infection

Epidemiology

Pathophysiology

Screening in pregnancy

Diagnosis

Initial counseling

Initial laboratory assessment

Treatment

Follow‐up

Intrapartum management

Postpartum management

Conclusion

Suggested reading

PROTOCOL 34: Parvovirus B19

Overview

Epidemiology

Pathophysiology

Clinical features

Diagnosis

Management

Follow‐up

Prevention

Screening

Summary

Suggested reading

PROTOCOL 35: Group B Streptococcus

Clinical significance

Pathophysiology

Diagnosis

Treatment

Preterm labor

Preterm prelabor rupture of the membranes

Bacteriuria

Cesarean delivery

Penicillin allergy

Unknown GBS status

Prevention

Conclusion

Suggested reading

PROTOCOL 36: Biliary, Liver, and Pancreatic Disease

Chronic calculus cholecystitis/biliary dyskinesia

Acute cholecystitis

Choledocholithiasis

Intrahepatic cholestasis of pregnancy

Acute fatty liver of pregnancy

Acute pancreatitis during pregnancy

Suggested reading

PART 4: Obstetric Problems

PROTOCOL 37: Cervical Insufficiency

Overview

Diagnosis

Management in singleton pregnancy

Surgical technique for cerclage placement

Management in twin pregnancy

Suggested reading

PROTOCOL 38: Nausea and Vomiting

Clinical significance

Diagnosis and pathophysiology

Differential diagnosis

Treatment

Complications

Recurrence risk

Conclusion

Suggested reading

PROTOCOL 39: Fetal Death and Stillbirth

Overview

Pathophysiology and etiology

Diagnosis

Treatment

Diagnostic evaluation

Follow‐up

Suggested reading

PROTOCOL 40: Abnormal Amniotic Fluid Volume

Overview

Physiology of normal amniotic fluid volume

Amniotic fluid production

Amniotic fluid removal

Oligohydramnios

Polyhydramnios

Suggested reading

PROTOCOL 41: Fetal Growth Restriction

Definition and clinical significance

Etiology

Screening

Surveillance

Management

Outcome

Prevention

Conclusion

Suggested reading

PROTOCOL 42: Rh and Other Blood Group Alloimmunizations

Overview

Pathophysiology

Management of the first alloimmunized pregnancy (Figure 42.1)

Management of a subsequent alloimmunized pregnancy

Treatment

Outcome and follow‐up

Prevention

Conclusion

Suggested reading

PROTOCOL 43: Preterm Labor

Clinical significance

Pathophysiology

Diagnosis

Treatment

Complications

Follow‐up

Conclusion

Suggested reading

PROTOCOL 44: Prevention of Preterm Birth

Clinical significance

Pathophysiology and antecedents of preterm birth

Management

Conclusion

Suggested reading

PROTOCOL 45: Premature Rupture of the Membranes

Overview

Pathophysiology

Clinical implications

Diagnosis

Evaluation

Management

Special circumstances

Prevention of recurrent preterm PROM

Suggested reading

PROTOCOL 46: Indicated Late‐Preterm and Early‐Term Deliveries

Clinical significance

Pathophysiology

Diagnosis

Management

Complications

Follow‐up and prevention

Conclusion

Suggested reading

PROTOCOL 47: Chorioamnionitis

Overview

Definitions and clinical presentation

Epidemiology

Pathophysiology

Risk factors

Management

Fever of unknown origin

Isolated intrapartum maternal fever

Complications

Prevention

Conclusion

Suggested reading

PROTOCOL 48: Third‐Trimester Bleeding

Introduction

Etiology

Work‐up of third‐trimester bleeding

General management considerations

Potential complications

Conclusion

Suggested reading

PROTOCOL 49: Amniotic Fluid Embolism

Overview

Pathogenesis

Clinical presentation

Management

Published guidelines

Conclusion

Suggested reading

PROTOCOL 50: Preeclampsia

Overview

Pathophysiology

Diagnosis

Management

Initial evaluation

Gestational hypertension and preeclampsia without severe features

Preeclampsia with severe features

Complications of preeclampsia and HELLP

Follow‐up and maternal counseling

Suggested reading

PART 5: Labor and Delivery

PROTOCOL 51: Elective Induction of Labor

Overview

Cervical ripening agents

Labor‐inducing procedures and agents

Failed induction

Conclusion

Suggested reading

PROTOCOL 52: Electronic Fetal Heart Rate Monitoring

Overview

Physiology of fetal heart rate patterns

Fetal oxygenation and its interruption

A simplified, standardized approach to management

Conclusion

Suggested reading

PROTOCOL 53: Breech Delivery

Overview

Diagnosis

Management

Breech delivery at cesarean

Conclusion

Suggested reading

PROTOCOL 54: Vaginal Birth After Cesarean

Overview

Prelabor counseling

Management of labor and delivery

Uterine rupture

Conclusion

Suggested reading

PROTOCOL 55: Placenta Accreta Spectrum

Overview and clinical significance

Pathophysiology and risk factors

Diagnosis

Complications

Management

Prevention

Follow‐up

Conclusion

Suggested reading

PROTOCOL 56: Shoulder Dystocia

Overview

Pathophysiology and diagnosis

Management

Extraordinary maneuvers

Documentation

Suggested reading

PROTOCOL 57: Twins, Triplets, and Beyond

Clinical significance

Pathophysiology

Placentation

Diagnosis

Management

Delivery

Complications

Multifetal pregnancy reduction

Selective termination

Conclusion

Suggested reading

PROTOCOL 58: Postpartum Hemorrhage

Clinical significance

Definition

Pathophysiology

Diagnosis

Management

Complications

Follow‐up

Reporting

Prevention

Conclusion

Suggested reading

Appendix A: Evaluation of Fetal Health and Defects

Index

End User License Agreement

List of Tables

Chapter 1

Table 1.1 Four components of brief intervention

Chapter 3

Table 3.1 Medication choice for treatment of opioid use disorder in pregnancy...

Table 3.2 Buprenorphine initiation protocol example

Table 3.3 Risks and protective factors for neonatal abstinence syndrome (NAS)

Chapter 5

Table 5.1 Nuchal translucency (NT) measurement criteria of the Nuchal Translu...

Table 5.2 Sonographic findings associated with trisomies 21, 18, and 13

Chapter 6

Table 6.1 Indications for fetal echocardiography

Table 6.2 Standard fetal echocardiographic views and what to see

Table 6.3 AIUM recommended components of detailed fetal echocardiographic exa...

Chapter 8

Table 8.1 Fetal biophysical profile

Chapter 10

Table 10.1 Recommended carrier screening for individuals of Ashkenazi Jewish ...

Chapter 11

Table 11.1 Changes in laboratory values in pregnancy

Table 11.2 Oral preparations for therapy of iron deficiency anemia

Table 11.3 Intravenous preparations for therapy of iron deficiency anemia

Chapter 14

Table 14.1 2019 SLE Criteria from the European League against Rheumatism and ...

Table 14.2 Differentiating a lupus flare from preeclampsia

Chapter 16

Table 16.1 Inherited thrombophilia and the risk of venous thromboembolism (VT...

Table 16.2 Testing for inherited thrombophilia

Table 16.3 Guidelines for the prevention of VTE during pregnancy in women wit...

Table 16.4 Protocols for anticoagulation

Chapter 17

Table 17.1 Physiological cardiac changes in pregnancy

Table 17.2 Etiology of valvular heart disease

Table 17.3 Risk stratification schema for maternal heart disease in pregnancy

Table 17.4 Modified WHO pregnancy risk classification system by cardiac condi...

Table 17.5 Stages of progression of VHD

Table 17.6 Pregnancy‐associated maternal mortality in valvular heart disease

Table 17.7 Select cardiac medications with obstetric implications

Table 17.8 Hemodynamic effects of VHD, effects of pregnancy, and management o...

Table 17.9 New York Heart Association (NYHA) risk stratification

Table 17.10 Select obstetric medications with cardiac implications

Table 17.11 Special populations requiring antibiotic prophylaxis during labor...

Table 17.12 Infective endocarditis prophylactic antibiotic regimens in pregna...

Chapter 18

Table 18.1 Clinical and echocardiographic features of variants of cardiomyopa...

Chapter 19

Table 19.1 Inherited thrombophilia, personal history of VTE and pregnancy VTE...

Table 19.2 Fetal radiation exposure of various ionizing modalities in rads

Table 19.3 Timing of neuraxial anesthesia in relation to pharmacological anti...

Table 19.4 Antepartum anticoagulation

Table 19.5 Postpartum anticoagulation

Table 19.6 Anticoagulation regimen definitions

Chapter 20

Table 20.1 Classification of chronic kidney disease

Table 20.2 Classification of CKD

Table 20.3 Pregnancy‐related outcomes by CKD stage

Table 20.4 Specific kidney diseases and pregnancy

Chapter 21

Table 21.1 Institute of Medicine recommendations for total and rate of weight...

Table 21.2 Obesity‐related maternal/fetal risks

Table 21.3 Management considerations for the obese gravida

Chapter 22

Table 22.1 Glycosylated hemoglobin levels

Table 22.2 National Academy of Medicine weight gain recommendations for pregn...

Table 22.3 Glucose control during first stage of labor

Table 22.4 Venous plasma concentrations for positive diagnosis of diabetes me...

Table 22.5 Values for venous plasma glucose

Chapter 23

Table 23.1 Diagnosis of thyroid disorders

Chapter 24

Table 24.1 Nucleos(t)ide analogues recommended for treatment of chronic hepat...

Chapter 25

Table 25.1 Long‐term control medications for asthma during pregnancy

Table 25.2 Estimated comparative daily adult dosages for inhaled corticostero...

Table 25.3 Recommendations for preferred step therapy for asthma during pregn...

Table 25.4 Classification of asthma control during pregnancy

a

Table 25.5 Asthma biologics

Table 25.6 Pharmacological management of acute asthma during pregnancy

Chapter 27

Table 27.1 Rates of adverse pregnancy outcome in observational studies descri...

Table 27.2 Drugs used to treat hypertension in pregnancy

Chapter 29

Table 29.1 Clinical manifestations of syphilis in the adult

Chapter 32

Table 32.1 Presentation of malaria in pregnancy by underlying endemicity

Table 32.2 Recommendations for travel to a malarious area during pregnancy

Chapter 33

Table 33.1 Baseline laboratory studies for pregnant women living with HIV

Chapter 34

Table 34.1 Results of maternal serological testing for parvovirus B19 infecti...

Chapter 35

Table 35.1 Rate of early‐onset neonatal GBS sepsis in the presence of materna...

Table 35.2 Recommended regimens for intrapartum antibiotic prophylaxis

a

Chapter 37

Table 37.1 Summary of evidence for management of cervical insufficiency by di...

Table 37.2 Use of cerclage in singleton gestations

Chapter 38

Table 38.1 Pregnancy‐Unique Quantification of Emesis (PUQE) index

Table 38.2 Differential diagnosis of nausea and vomiting

Table 38.3 Initial laboratory evaluation

Table 38.4 Pharmacological agents for use in nausea and vomiting in pregnancy

Chapter 40

Table 40.1 Association of oligohydramnios and adverse perinatal outcome

Table 40.2 Comparison of use of amniotic fluid index or mean vertical pocket ...

Table 40.3 Etiologies of polyhydramnios

Table 40.4 Outcomes of polyhydramnios based on severity

Chapter 41

Table 41.1 Selected FGR etiologies and associations

Chapter 42

Table 42.1 Non‐RhD antibodies and associated hemolytic disease of the fetus o...

Table 42.2 Other indications for Rhesus immune globulin administration

Chapter 43

Table 43.1 Survival and major morbidities by gestational age at birth in 2008

Chapter 44

Table 44.1 Risk factors for preterm birth

Chapter 46

Table 46.1 Timing of indicated deliveries in the late‐preterm and early‐term ...

Chapter 47

Table 47.1 Abnormal amniotic fluid results confirmatory of intraamniotic infe...

Chapter 48

Table 48.1 Blood product replacements

Table 48.2 Causes of third‐trimester bleeding

Chapter 49

Table 49.1 Proposed diagnostic criteria for the case definition of AFE

Table 49.2 Differential diagnosis of AFE

Table 49.3 Agents used in cardiovascular resuscitation and right‐sided heart ...

Chapter 50

Table 50.1 Drugs used to treat hypertension in pregnancy

Table 50.2 Protocols for treatment of severe hypertension (systolic blood pre...

Chapter 51

Table 51.1 Elective induction of labor checklist among low‐risk women with ve...

Table 51.2 Bishop pelvic scoring system

Table 51.3 Examples of low‐ and high‐dose oxytocin infusion protocols for lab...

Table 51.4 Clinical pearls for the diagnosis of failed labor induction

Table 51.5 Elective induction of labor: a framework for shared decision makin...

Chapter 52

Table 52.1 Standardized fetal heart rate (FHR) definitions

Table 52.2 Fetal heart rate (FHR) categories

Table 52.3 Potential causes of prolonged deceleration

Table 52.4 Intrapartum FHR monitoring “ABCD” checklist

Chapter 56

Table 56.1 Risk (%) for shoulder dystocia based on fetal weight, diabetic sta...

Chapter 57

Table 57.1 Frequency of presentation

Table 57.2 Maternal complications inmultifetal pregnancies

Table 57.3 Fetal complications in multifetal pregnancies

Table 57.4 Staging of twin‐to‐twin transfusion syndrome

Chapter 58

Table 58.1 Risk factors for postpartum hemorrhage

Table 58.2 Medical treatment for uterine atony

Appendix A

Table A.1 Relationship between nuchal translucency thickness and pregnancy outco...

Table A.2 Estimated rates of karyotypic abnormalities related to maternal age at...

Table A.3 Performance of cell‐free DNA screening for common aneuploidies

Table A.4 Significance of chromosomal microarray in fetuses with normal karyotyp...

Table A.5 Frequency of chromosome aberrations in newborns (modified from a summa...

Table A.6 Common conditions that can be screened for using cell‐free DNA

Table A.7 Common disorders that can be diagnosed prenatally by invasive genetic ...

Table A.8 Relative timing and developmental pathology of certain malformations...

Table A.9 Performance of first‐trimester ultrasound in detection of fetal anomal...

Table A.10 Expected detection rates of fetal malformations in the first trimeste...

Table A.11 Expected detection rates of fetal malformations in the second trimest...

Table A.12 Prevalence of major cardiac defects by nuchal translucency thickness ...

Table A.13 Screening for congenital heart disease: performance of current strate...

Table A.14 Increased risk for neural tube defect (NTD)

Table A.15 Serial sonographic surveillance for twin pregnancies

Table A.16 Staging criteria for twin–twin transfusion syndrome

Table A.17 Drugs associated with congenital malformations in humans

Table A.18 Hemolytic disease resulting from irregular antibodies

Table A.19 Fetal blood sampling

List of Illustrations

Chapter 5

Figure 5.1 Nuchal translucency (NT) ultrasound measurement at 13 weeks’ gest...

Figure 5.2 Increased nuchal translucency measurement at 13 weeks’ gestation ...

Figure 5.3 Nasal bone image of a euploid fetus at 13 weeks. Various features...

Chapter 7

Figure 7.1 Schematic representing zero angle of insonation between the Doppl...

Figure 7.2 Flow velocity waveform of the umbilical artery and definitions fo...

Chapter 9

Figure 9.1 A typical procedure tray set‐up for cordocentesis, with 22 gauge ...

Figure 9.2 A typical OR procedure table set‐up for fetal blood transfusion.

Chapter 11

Figure 11.1 Causes of maternal anemia, classified by mean corpuscular volume...

Figure 11.2 Algorithm for evaluation of normocytic anemia.

Figure 11.3 Algorithm for evaluation of microcytic anemia.

Chapter 17

Figure 17.1 Cardiovascular adaptation to pregnancy. HR, heart rate; MAP, mea...

Chapter 18

Figure 18.1 Diagnostic approach to the patient presenting with cardiopulmona...

Figure 18.2 Differential diagnosis for heart failure with reduced ejection f...

Figure 18.3 Contemporary understanding of the pathophysiology of peripartum ...

Figure 18.4 Framework and clinical pearls for stabilization and ongoing mana...

Chapter 19

Figure 19.1 Exponential increase in venous thromboembolism risk during pregn...

Figure 19.2 Coagulation pathway.

Figure 19.3 Coagulation factor changes in pregnancy.

Figure 19.4 Virchow’s triad associated with pregnancy.

Figure 19.5 Pregnancy‐adapted YEARS algorithm for diagnosis of suspected pul...

Figure 19.6 Algorithm for diagnosis and management of suspected pulmonary em...

Chapter 22

Figure 22.1 Initation of insulin treatment in a GDM 75 kg patient at 28 week...

Chapter 24

Figure 24.1 CDC‐recommended treatment initiation algorithm for HBV infection...

Figure 24.2 CDC‐recommended diagnostic algorithm for identifying current HCV...

Chapter 27

Figure 27.1 Initial evaluation of women with chronic hypertension.

Figure 27.2 Antepartum management of chronic hypertension.

Chapter 29

Figure 29.1 Clinical algorithm for diagnosis and management of syphilis in p...

Chapter 30

Figure 30.1 The diagnostic approach for

symptomatic pregnant women

with pote...

Figure 30.2 The diagnostic approach for

asymptomatic pregnant women

with pos...

Chapter 31

Figure 31.1 Sample influenza inpatient versus outpatient protocol.

Chapter 32

Figure 32.1 Management of malaria during pregnancy.

Chapter 33

Figure 33.1 Algorithm for diagnosis and management of HIV in pregnancy.

Chapter 34

Figure 34.1 Work‐up and management of parvovirus B19 infection in pregnancy....

Chapter 35

Figure 35.1 Algorithm for GBS testing at term. In women with a history of GB...

Figure 35.2 Algorithm for GBS screening and prophylaxis in the setting of pr...

Figure 35.3 Algorithm for GBS screening and prophylaxis in the setting of pr...

Chapter 36

Figure 36.1 Diagnosis of biliary disease in pregnancy.

Figure 36.2 Diagnosis of intrahepatic cholestasis of pregnancy.

Figure 36.3 Work‐up and management of acute fatty liver of pregnancy.

Figure 36.4 Work‐up and management of pancreatitis in pregnancy

Chapter 38

Figure 38.1 Treatment algorithm for nausea and vomiting in pregnancy.

Chapter 41

Figure 41.1 Management of fetal growth restriction.

Chapter 42

Figure 42.1 Algorithm for the management of the red cell alloimmunized pregn...

Chapter 43

Figure 43.1 A proposed algorithm for combined cervical length (CL) and fetal...

Chapter 44

Figure 44.1 Care pathways to reduce risk of preterm birth.

Chapter 46

Figure 46.1 Proposed approach for determination of gestational age.

Chapter 47

Figure 47.1 Isolated maternal fever.

Figure 47.2 Diagnosis of triple I.

Chapter 48

Figure 48.1 Management of third‐trimester bleeding due to placenta previa.

Figure 48.2 Types of vasa previa.

Figure 48.3 Ultrasound diagnosis of vasa previa via transvaginal imaging and...

Figure 48.4 Management of third‐trimester bleeding.

Chapter 49

Figure 49.1 Acute management of AFE.

Chapter 50

Figure 50.1 Signs and symptoms of preeclampsia and organ dysfunction.

Figure 50.2 Recommended management of gestational hypertension or preeclamps...

Figure 50.3 Recommended management of preeclampsia with severe features <34w...

Chapter 52

Figure 52.1 Moderate variability.

Figure 52.2 Late decelerations.

Figure 52.3 Variable decelerations.

Figure 52.4 Sinusoidal pattern.

Figure 52.5 Fetal oxygenation.

Figure 52.6 Two central principles of electronic intrapartum fetal heart rat...

Figure 52.7 Intrapartum FHR monitoring management decision algorithm.

Chapter 54

Figure 54.1 Odds ratio graph comparing morbidity of trial of labor with elec...

Figure 54.2 Flow chart showing one management scheme for vaginal birth after...

Chapter 58

Figure 58.1 Algorithm for postpartum hemorrhage. BP, blood pressure; CS, ces...

Appendix A

Figure A.1 Timeline of prenatal genetic screening and diagnostic testing opt...

Figure A.2 Nuchal translucency measurements between 11 and 14 weeks of gesta...

Figure A.3 Prevalence of trisomies 21, 18, and 13 according to maternal age ...

Figure A.4 Amniotic fluid ΔOD

450

management zones.

Figure A.5 Middle cerebral artery (MCA) Doppler peak velocities. Peak MCA Do...

Guide

Cover Page

Title Page

Copyright

Preface

List of Contributors

Table of Contents

Begin Reading

Appendix A Evaluation of Fetal Health and Defects

Index

WILEY END USER LICENSE AGREEMENT

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Protocols for High‐Risk Pregnancies

An Evidence‐Based Approach

 

 

SEVENTH EDITION

 

 

EDITED BY

John T. Queenan, MD

Professor and Chair Emeritus

Department of Obstetrics and Gynecology

Georgetown University School of Medicine

Washington, DC, USA

Catherine Y. Spong, MD

Professor and Vice ChairDepartment of Obstetrics and GynecologyChief, Division of Maternal‐Fetal MedicineGillette Professorship of Obstetrics and GynecologyUniversity of Texas Southwestern Medical Center, Dallas, TX, USA

Charles J. Lockwood, MD, MHCM

Senior Vice President, USF Health

Dean of the Morsani College of Medicine

Professor of Obstetrics and Gynecology, and Public Health

University of South Florida, Tampa, FL, USA

 

 

 

 

This edition first published 2021© 2021 John Wiley & Sons Ltd.

Edition HistoryJohn Wiley & Sons, Ltd (6e, 2015)

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Library of Congress Cataloging‐in‐Publication Data

Names: Queenan, John T., editor. | Spong, Catherine Y., editor. | Lockwood, Charles J., editor.Title: Protocols for high‐risk pregnancies : an evidence‐based approach / edited by John T. Queenan, Catherine Y. Spong, Charles J. Lockwood.Description: Seventh edition. | Hoboken, NJ : Wiley‐Blackwell, 2021. | Includes bibliographical references and index.Identifiers: LCCN 2020024021 (print) | LCCN 2020024022 (ebook) | ISBN 9781119635260 (paperback) | ISBN 9781119635284 (adobe pdf) | ISBN 9781119635291 (epub)Subjects: MESH: Pregnancy, High‐Risk | Pregnancy Complications | Evidence‐Based MedicineClassification: LCC RG571 (print) | LCC RG571 (ebook) | NLM WQ 240 | DDC 618.3–dc23LC record available at https://lccn.loc.gov/2020024021LC ebook record available at https://lccn.loc.gov/2020024022

Cover Design: WileyCover Image: © Universal Images Group North America LLC/Alamy Stock Photo

Preface

The current acceleration in medical discoveries parallels Moore’s law for computer chips. In the 1950s, medical knowledge doubled every 50 years, by the 1980s it doubled every seven years, and now medical knowledge is estimated to double about every two months (Densen 2011). How can busy obstetricians keep pace? Through seven editions, Protocols for High‐Risk Pregnancies has helped address this exact challenge. Providing just‐in‐time content, its focus on protocols and guidelines helps organize medical thinking, avoid heuristic errors of omission and commission, and optimize maternal and fetal outcomes.

As with the prior six editions, we have once again assembled some of the world’s top obstetrical and medical experts. Concomitantly, the seventh edition adds a number of new features including protocols on opioid use, misuse and addiction in pregnancy and postpartum, noninvasive prenatal diagnosis of aneuploidy, periconceptional genetic screening, and expanded protocols on maternal valvular heart disease and cardiomyopathies; we have also added protocols on arboviruses including Zika, and malaria, to reflect new technologies, changing clinical disease patterns, and emerging global pathogens.

As in prior editions, our focus has been on conducting a comprehensive survey of recent relevant literature to extract the most current evidence‐based practices and then presenting them with concise, focused text and crystal‐clear clinical paradigms. In areas where there are reasonable clinical alternatives, where no single compelling randomized clinical trial or a clear metaanalytical preference is available, we have again asked the authors to use their best judgment to make recommendations.

We are deeply indebted to our common mentor, Dr John T. Queenan, who conceived of this text to help “clinicians in the trenches” and hope we have been faithful to his vision. We also appreciate the help of our editorial team at John Wiley & Sons, Deirdre Barry and Anupama Sreekanth.

Catherine Y. Spong, MD

Charles J. Lockwood, MD, MHCM

Reference

Densen P. Challenges and opportunities facing medical education.

Trans Am Clin Climatol Assoc

2011; 122:48–58.

List of Contributors

Christina M. AckermanDepartment of Obstetrics, Gynecology, and Reproductive Sciences, Division of Maternal Fetal Medicine, Yale School of Medicine, New Haven, CT, USA

Emily H. AdhikariDepartment of Obstetrics and Gynecology, Division of Maternal‐Fetal Medicine, University of Texas Southwestern Medical Center, Dallas, TX, USA

Anne M. AmbíaDepartment of Obstetrics and Gynecology, Division of Maternal‐Fetal Medicine, University of Texas Southwestern Medical Center, Dallas, TX, USA

Michal Fishel BartalDepartment of Obstetrics and Gynecology and Reproductive Sciences, The University of Texas Medical School at Houston, Houston, TX, USA

Michael A. BelfortDepartment of Obstetrics and Gynecology, Baylor College of Medicine, Houston, TX, USA

Vincenzo BerghellaDepartment of Obstetrics and Gynecology, Division of Maternal‐Fetal Medicine, Sidney Kimmel Medical College, Thomas Jefferson University, Philadelphia, PA, USA

Richard BerkowitzDepartment of Obstetrics and Gynecology, Columbia University Medical Center, New York, USA

Bonnie L. BermasDivision of Rheumatic Diseases, University of Texas, Southwestern Medical Center, Dallas, TX, USA

Rupsa C. BoeligDepartment of Obstetrics and Gynecology, Division of Maternal‐Fetal Medicine, Sidney Kimmel Medical College, Thomas Jefferson University, Philadelphia, PA, USA

Christian BrechotDepartment of Internal Medicine, Morsani College of Medicine, University of South Florida, Tampa, FL, USA

Haywood L. BrownDepartment of Obstetrics and Gynecology, University of South Florida, Tampa, FL, USA

Catalin S. BuhimschiDepartment of Obstetrics and Gynecology, University of Illinois College of Medicine at Chicago, Chicago, IL, USA

Irina A. BuhimschiDepartment of Obstetrics and Gynecology, University of Illinois College of Medicine at Chicago, Chicago, IL, USA

Elizabeth O. BuschurDepartment of Internal Medicine, Division of Endocrinology, Metabolism, and Diabetes, The Ohio State University Wexner Medical Center, Columbus, OH, USA

John ByrneDepartment of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, TX, USA

Joshua A. CopelDepartments of Obstetrics, Gynecology and Reproductive Sciences, and Pediatrics, Yale School of Medicine, New Haven, CT, USA

Mary E. D’AltonDepartment of Obstetrics and Gynecology, Columbia University College of Physicians and Surgeons, New York Presbyterian Hospital, New York, USA

Jodi S. DasheDepartment of Obstetrics and Gynecology, Division of Maternal‐Fetal Medicine, University of Texas Southwestern Medical Center, Dallas, TX, USA

Mara J. DinsmoorDepartment of Obstetrics and Gynecology, NorthShore University Health System, Evanston, IL, USADepartment of Obstetrics and Gynecology, Pritzker School of Medicine, University of Chicago, Chicago, IL, USA

Kerry E. DruryDepartment of Obstetrics and Gynecology, Duke University Medical Center, Durham, NC, USA

Elaine DuryeaMaternal Fetal Medicine, Department of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, TX, USA

Sarah Rae EasterDepartments of Obstetrics and Gynecology, and Anesthesiology, Perioperative and Pain Medicine, Brigham and Women’s Hospital, Harvard Medical School, Boston, MA, USA

Jerome J. FederspielDepartment of Obstetrics and Gynecology, Division of Maternal‐Fetal Medicine, Duke University Medical Center, Durham, NC, USA

Steven G. GabbeDepartment of Obstetrics and Gynecology, The Ohio State University Wexner Medical Center, Columbus, OH, USA Department of Obstetrics and Gynecology, The Ohio State University College of Medicine, Columbus, OH, USA

Henry L. GalanDepartment of Obstetrics and Gynecology, Division of Maternal‐Fetal Medicine, University of Colorado School of Medicine, Colorado Fetal Care Center, Aurora, CO, USA

Robert B. GhermanDivision of Maternal Fetal Medicine, WellSpan Health System, York, PA, USA

Afshan B. HameedDivision of Obstetrics and Gynecology, Irvine School of Medicine, University of California, Irvine, CA, USA

Christina S. HanDepartment of Obstetrics and Gynecology, Division of Maternal‐Fetal Medicine, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA Center for Fetal Medicine and Women's Ultrasound, Los Angeles, CA, USA

G. Justus HofmeyrEffective Care Research Unit, Universities of the Witwatersrand and Fort Hare, Bhisho, South AfricaDepartment of Obstetrics and Gynecology, University of Botswana, Gaborone, Botswana

Elizabeth HooverDepartment of Obstetrics and Gynecology, Morsani College of Medicine, University of South Florida, Tampa, FL, USA

Brenna L. HughesDepartment of Obstetrics and Gynecology, Duke University Medical Center, Durham, NC, USA

Andra H. JamesDepartment of Obstetrics and Gynecology, Division of Maternal‐Fetal Medicine, Duke University Medical Center, Durham, NC, USA

Tara KerinDepartment of Pediatrics, David Geffen School of Medicine at UCLA/UCLA Mattel Children’s Hospital, Los Angeles, CA, USA

Anna KingDepartment of Obstetrics and Gynaecology, Royal Infirmary of Edinburgh, Edinburgh, Scotland, UK

Jeffrey A. KullerDepartment of Obstetrics and Gynecology, Division of Maternal‐Fetal Medicine, Duke University School of Medicine, Durham, NC, USA

Mark B. LandonDepartment of Obstetrics and Gynecology, The Ohio State University College of Medicine, Columbus, OH, USA

Heather S. LipkindDepartment of Obstetrics, Gynecology, and Reproductive Sciences, Division of Maternal Fetal Medicine, Yale School of Medicine, New Haven, CT, USA

Judette LouisDepartment of Obstetrics and Gynecology, Morsani College of Medicine, University of South Florida, Tampa, FL, USA

Deirdre J. LyellDepartment of Obstetrics and Gynecology, Division of Maternal‐Fetal Medicine, Stanford University Medical Center, Stanford, CA, USA

Caitlin A. MacGregorDepartment of Obstetrics and Gynecology, NorthShore University Health System, Evanston, IL, USADepartment of Obstetrics and Gynecology, Pritzker School of Medicine, University of Chicago, Chicago, IL, USA

George A. MaconesDivision of Maternal Fetal Medicine, Dell Medical School‐University of Texas at Austin, Austin, TX, USA

Kathy C. MatthewsNew York Presbyterian–Weill Cornell Medicine, New York, USA

Thomas McElrathDivision of Maternal‐Fetal Medicine, Brigham and Women’s Hospital, Harvard Medical School, Boston, MA, USA

Brian M. MercerDepartment of Obstetrics and Gynecology, Case Western University–MetroHealth Medical Center, Cleveland, OH, USA

David A. MillerDepartment of Obstetrics, Gynecology and Pediatrics, Keck School of Medicine, University of Southern California, Children’s Hospital Los Angeles, Los Angeles, CA, USA

Russell MillerDepartment of Obstetrics and Gynecology, Columbia University Medical Center, New York, USA

Kenneth J. Moise JrDepartments of Obstetrics, Gynecology and Reproductive Sciences, and Pediatric Surgery, McGovern School of Medicine, University of Texas Health Science Center at Houston, Houston, TX, USA

Thomas R. MooreDepartment of Obstetrics, Gynecology and Reproductive Sciences, Division of Perinatal Medicine, University of California San Diego, San Diego, CA, USA

Andrew MyersDepartment of Internal Medicine, Morsani College of Medicine, University of South Florida, Tampa, FL, USA

Michael P. NageotteMiller Children’s and Women’s Hospital, Long Beach, CA, USADepartment of Obstetrics and Gynecology, University of California, Irvine, CA, USA

Mercy‐Nkuba NassaliDepartment of Obstetrics and Gynecology, University of Botswana, Gaborone, Botswana

David B. NelsonDepartment of Maternal‐Fetal Medicine, University of Texas Southwestern Medical Center, Dallas, TX, USA

Karin Nielsen‐SainesDepartment of Pediatrics, David Geffen School of Medicine at UCLA/UCLA Mattel Children’s Hospital, Los Angeles, CA, USA

Ruta M. NonacsDepartment of Psychiatry, Massachusetts General Hospital, Boston, MA, USA

Mary E. NortonDepartment of Obstetrics, Gynecology, and Reproductive Sciences, University of California, San Francisco, CA, USA

Asa OxnerDepartment of Internal Medicine, Morsani College of Medicine, University of South Florida, Tampa, FL, USA

Michael J. PaidasDepartment of Obstetrics, Gynecology and Reproductive Sciences, Miller School of Medicine, University of Miami, Miami, FL, USA

Shivani PatelDepartment of Obstetrics and Gynecology, University of Texas Southwestern Medical Center, Dallas, TX, USA

Ilina D. PluymDepartment of Obstetrics and Gynecology, Division of Maternal‐Fetal Medicine, David Geffen School of Medicine at UCLA, Los Angeles, CA, USA

Patrick S. RamseyDepartment of Obstetrics and Gynecology, Center for Pregnancy and Newborn Research, University of Texas Health Science Center at San Antonio, San Antonio, TX, USA

Laura E. RileyDepartment of Clinical Obstetrics and Gynecology, Weill Cornell Medicine, New York, USA

Jared T. RoecknerDepartment of Obstetrics and Gynecology, University of South Florida, Tampa, FL, USA

Vanessa RogersDepartment of Obstetrics and Gynecology, Division of Maternal‐Fetal Medicine, University of Texas Southwestern Medical Center, Dallas, TX, USA

Stephanie RosDepartment of Obstetrics and Gynecology, Morsani College of Medicine, University of South Florida, Tampla, FL, USA

George SaadeDepartment of Obstetrics and Gynecology, Division of Maternal Fetal Medicine, University of Texas Medical Branch, Galveston, TX, USA

Lisa R. SammaritanoDivision of Rheumatology, Hospital for Special Surgery – Weill Cornell Medicine, New York, NY, USA

Patricia Santiago‐MunozDepartment of Obstetrics and Gynecology, Division of Maternal‐Fetal Medicine, University of Texas Medical Center, Dallas, TX, USA

Alexander M. SaucedoDepartment of Obstetrics and Gynecology, Division of Maternal‐Fetal Medicine, University of Texas Southwestern Medical Center, Dallas, TX, USA

Lauren SayresDivision of Maternal Fetal Medicine, University of Colorado, Aurora, CO, USA

Michael SchatzDepartment of Allergy, Kaiser Permanente Medical Center, San Diego, CA, USADepartment of Medicine, University of California San Diego School of Medicine, San Diego, CA, USA

James R. ScottDepartment of Obstetrics and Gynecology, University of Iowa Carver College of Medicine, Iowa City, IA, USA

Baha M. SibaiDepartment of Obstetrics and Gynecology and Reproductive Sciences, The University of Texas Medical School at Houston, Houston, TX, USA

Robert M. SilverDepartment of Obstetrics and Gynecology, Division of Maternal‐Fetal Medicine, University of Utah Health Sciences Center, Salt Lake City, UT, USA

Hyagriv N. SimhanDepartment of Obstetrics and Gynecology, Division of Maternal‐Fetal Medicine, University of Pittsburgh School of Medicine, Pittsburgh, PA, USA

Lynn L. SimpsonDepartment of Obstetrics and Gynecology, Columbia University Irving Medical Center, New York, USA

Rachel G. SinkeyDepartment of Obstetrics and Gynecology, Division of Maternal‐Fetal Medicine, University of Alabama at Birmingham, Birmingham, AL, USA

John SinnottDepartment of Internal Medicine, Morsani College of Medicine, University of South Florida, Tampa, FL, USA

Bradley SipeDepartment of Obstetrics and Gynecology, Morsani College of Medicine, University of South Florida, Tampa, FL, USA

Catherine Y. SpongDepartment of Obstetrics and Gynecology, Division of Maternal‐Fetal Medicine, University of Texas Southwestern Medical Center, Dallas, TX, USA

Irene A. StaffordDepartment of Obstetrics and Gynecology, Baylor College of Medicine, Houston, TX, USA

Sarah J.E. StockDepartment of Maternal and Fetal Medicine, Usher Institute, University of Edinburgh, Edinburgh, Scotland, UK

Mishka TerplanFriends Research Institute, Adjunct Faculty, Clinical Consultation Center, University of California, San Francisco, CA, USA

Stephen F. ThungDepartment of Obstetrics and Gynecology, The Ohio State University College of Medicine, Columbus, OH, USA

Emilie L. Vander HaarNew York Presbyterian–Weill Cornell Medicine, New York, USA

Vic VelanovichDepartment of Surgery, Morsani College of Medicine, University of South Florida, Tampa, FL, USA

Blair J. WylieDepartment of Obstetrics and Gynecology, Division of Maternal‐Fetal Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA, USA

Kimberly YonkersDepartments of Psychiatry, Obstetrics, Gynecology and Reproductive Sciences and School of Public Health, Yale University School of Medicine, New Haven, CT, USA

Carolyn M. ZelopDepartment of Obstetrics and Gynecology, NYU School of Medicine, New York, USA

Amanda C. ZofkieDepartment of Obstetrics and Gynecology, Division of Maternal‐Fetal Medicine, University of Texas Southwestern Medical Center, Dallas, TX, USA

Blake ZwerlingDivision of Obstetrics and Gynecology, Irvine School of Medicine, University of California, Irvine, CA, USA

PART 1Concerns in Pregnancy