Maternal Phenylketonuria

Number 449

(Replaces No. 230, January 2000)

ABSTRACT: Phenylketonuria (PKU) is an autosomal recessive disorder of phenylalanine (Phe) metabolism characterized by a deficiency of the hepatic enzyme, phenylalanine hydroxylase, an enzyme responsi...

Maternal-Fetal Intervention and Fetal Care Centers

Number 501

ABSTRACT: The past two decades have yielded profound advances in the fields of prenatal diagnosis and fetal intervention. Although fetal interventions are driven by a beneficence-based motivation to ...

Maternal–Fetal Surgery for Myelomeningocele

Number 550

ABSTRACT: Myelomeningocele, the most severe form of spina bifida, occurs in approximately 1 in 1,500 births in the United States. Fetuses in whom myelomeningocele is diagnosed typically are delivered...

Medically Indicated Late-Preterm and Early-Term Deliveries

Number 560

ABSTRACT: The neonatal risks of late preterm (34 0/7–36 6/7 weeks of gestation) and early-term (37 0/7–38 6/7 weeks of gestation) births are well established. However, there are a number of maternal,...

Methamphetamine Abuse in Women of Reproductive Age

Number 479

(Reaffirmed 2013)

ABSTRACT: Methamphetamine abuse has continued to increase in the United States since the late 1980s with its use spreading from the West Coast to areas across the country. Methamphetamine use in preg...

Mode of Term Singleton Breech Delivery

Number 340

(Reaffirmed 2012, Replaces No. 265, December 2001)

ABSTRACT: In light of recent studies that further clarify the long-term risks of vaginal breech delivery, the American College of Obstetricians and Gynecologists recommends that the decision regardin...

Moderate Caffeine Consumption During Pregnancy

Number 462

ABSTRACT: Moderate caffeine consumption (less than 200 mg per day) does not appear to be a major contributing factor in miscarriage or preterm birth. The relationship of caffeine to growth restrictio...

Multifetal Pregnancy Reduction

Number 553

(Replaces No. 369, June 2007)

ABSTRACT: Fertility treatments have contributed significantly to the increase in multifetal pregnancies. The first approach to the problem of multifetal pregnancies should be prevention, and strategi...

Nalbuphine Hydrochloride Use for Intrapartum Analgesia

Number 376

(Reaffirmed 2012)

ABSTRACT: Safety concerns have been raised regarding the use of nalbuphine hydrochloride during labor. The American College of Obstetricians and Gynecologists finds data are insufficient to recommend...

Newborn Screening

Number 481

(Replaces No. 393, December 2007)

ABSTRACT: Newborn screening programs are mandatory, state-based public health programs. They provide newborns in the United States with presymptomatic testing and necessary follow-up care for a varie...

Noninvasive Prenatal Testing for Fetal Aneuploidy

Number 545

ABSTRACT: Noninvasive prenatal testing that uses cell free fetal DNA from the plasma of pregnant women offers tremendous potential as a screening tool for fetal aneuploidy. Cell free fetal DNA testin...

Nonmedical use of Obstetric Ultrasonography

Number 297

(Reaffirmed 2012)

ABSTRACT: The American College of Obstetricians and Gynecologists (ACOG) has endorsed the "Prudent Use" statement from the American Institute of Ultrasound in Medicine (AIUM) discouraging the use of ...

Nonmedically Indicated Early-Term Deliveries

Number 561

ABSTRACT: For certain medical conditions, available data and expert opinion support optimal timing of delivery in the late-preterm or early-term period for improved neonatal and infant outcomes. Howe...

Nonobstetric Surgery During Pregnancy

Number 474

(Reaffirmed 2013, Replaces No. 284, August 2003)

ABSTRACT: The American College of Obstetricians and Gynecologists' Committee on Obstetric Practice acknowledges that the issue of nonobstetric surgery during pregnancy is an important concern for phy...

Obesity in Pregnancy

Number 549

(Replaces No. 315, September 2005)

ABSTRACT: In the United States, more than one third of women are obese, more than one half of pregnant women are overweight or obese, and 8% of reproductive-aged women are extremely obese, putting th...

Obstetric Management of Patients with Spinal Cord Injuries

Number 275

(Reaffirmed 2005, Replaces No. 121, April 1993)

ABSTRACT: Effective rehabilitation and modern reproductive technology may increase the number of women considering pregnancy who have spinal cord injuries (SCIs). It is important that obstetricians c...

Opioid Abuse, Dependence, and Addiction in Pregnancy

Number 524

ABSTRACT: Opioid use in pregnancy is not uncommon, and the use of illicit opioids during pregnancy is associated with an increased risk of adverse outcomes. The current standard of care for pregnant ...

Optimal Goals for Anesthesia Care in Obstetrics

Number 433

(Replaces No. 256, May 2001)

ABSTRACT: A joint statement from the American Society of Anesthesiologists and the American College of Obstetricians and Gynecologists was developed to address issues of concern to both specialties. ...

Oral Intake During Labor

Number 441

(Reaffirmed 2011)

ABSTRACT: There is insufficient evidence to address the safety of any particular fasting period for solids in obstetric patients. Expert opinion supports that patients undergoing either elective cesa...

Pain Relief During Labor

Number 295

(Reaffirmed 2008, Replaces No. 231, February 2000)

ABSTRACT: Pain management should be provided whenever medically indicated. The American Society of Anesthesiologists (ASA) and the American College of Obstetricians and Gynecologists (ACOG) believe t...