The incidence of multifetal pregnancies has increased dramatically over the past two decades, mainly because of the widespread use of ovulation induction agents and assisted reproduction techniques. These techniques have been a matter of concern since twin and higher order pregnancies have long been associated with an increased risk of maternal complications as well as a high prevalence of pren...

Fetal chromosome analysis in a twin pregnancy during the first trimester is described. Problems of the reliability of tissue sampling are also discussed. The authors emphasise the advantage of direct cytogenetic analysis from the tissue specimens used for enzyme determination or DNA studies.

Practice Bulletins—Gynecology and the Society of Family Planning with the assistance of Mitchell D. Creinin, MD and Daniel A. Grossman, MD. The information is designed to aid practitioners in making decisions about appropriate obstetric and gynecologic care. These guidelines should not be construed as dictating an exclusive course of treatment or procedure. Variations in practice may be warrant...

Vaginal bleeding is a leading cause of presentation for emergency care during the first trimester of the pregnancy. Clinical assessment of the pregnancy outcome at this stage is less reliable. US examination is crucial in establishing IUP and early pregnancy failure and to exclude other causes of bleeding, such as ectopic pregnancy and molar pregnancy. Diagnosis of a normal IUP at this stage no...

OBJECTIVE To assess the safety and effectiveness of manual vacuum aspiration for abortion in a primary care office setting. DESIGN Retrospective chart audit. SETTING Private family practice office. PATIENTS A total of 1769 consecutive women who obtained an abortion in this office between January 1, 1993, and December 31, 1995, for whom 1677 medical charts were available for review. MAIN...

Approximately one of five pregnant women will experience bleeding during the first trimester of pregnancy. Of these women, about half will go on to have a spontaneous abortion. Comfort with triaging this common problem assists the midwife in providing quality, cost-effective care without eliminating continuity. This article reviews the causes of early pregnancy bleeding, offers strategies to di...

OBJECTIVE To review the clinical indications for first trimester ultrasound. OUTCOME Proven clinical benefit from first trimester ultrasound. EVIDENCE MEDLINE search and bibliography reviews in relevant literature. VALUES Content and recommendations reviewed by the principal authors and the Diagnostic Imaging Committee of the Society of Obstetricians and Gynaecologists of Canada. Levels o...

OBJECTIVE This study aimed to survey the current clinical practice of first-trimester ultrasonography among members of the Korean Society of Ultrasound in Obstetrics and Gynecology (KSUOG) and to provide basic data for making practical recommendations about first-trimester ultrasonography scan in Korea. METHODS This survey was conducted using a self-administered anonymous questionnaire. The f...

Placenta accreta is a severe complication of pregnancy normally diagnosed during the second trimester. Early detection could reduce risk hemorrhage abortion or miscarriage; however, guidelines on first-trimester diagnosis are lacking. We describe case placenta first trimester with its sonographic and histological features.