introduction: catamenial pneumothorax is a rare disease caused by presence of endometrial tissues in chest cavity  showing itself with pneumothorax 24 to 48 hours after  the beginning of menstrual period .  a case of catamenial pneumothorax is presented here. case presentation: the case was a 17-year-old young woman admitted to hospital with symptoms and signs including chest pain, dyspnea, tac...

Concentrations of human choriogonadotropin (hCG) and its free beta subunit (beta hCG) were measured in serum by highly sensitive and specific time-resolved immunofluorometric assays (IFMAS). The results were confirmed by completely separating beta hCG and hCG by a novel method based on hydrophobic-interaction chromatography. We used three monoclonal antibodies in two different combinations. In ...

To examine whether hot tub or whirlpool bath use during pregnancy increases the risk of miscarriage, the authors conducted a 1996-1998 population-based prospective cohort study at the Kaiser Permanente Medical Care Program in Oakland, California. Of 2729 eligible women, 1063 completed the interview. Miscarriage before 20 weeks of gestation was ascertained for all participants. Information on ho...

BACKGROUND Governments, multinational organisations, and charities have commenced the distribution of sanitary products to address current deficits in girls' menstrual management. The few effectiveness studies conducted have focused on health and education outcomes but have failed to provide quantitative assessment of girls' preferences, experiences of absorbents, and comfort. Objectives of the...

OBJECTIVES To determine the validity of fetal kidney length and amniotic fluid index (AFI) in labor dating.  METHODS This prospective study included 180 pregnant women followed up in the outpatient clinic at the Department of Obstetrics and Gynecology, Gaziantep University, Turkey, between January 2014 and January 2015. The gestational age (GA) was estimated by early fetal ultrasound measures...

According to the World Health Organization (WHO) recommendation,[1] preterm labor is defined as labor starting earlier than 37 completed weeks (less than 259 days) from the first day of the last menstrual period and the term premature should no longer be used. The term premature was previously defined as a birth weight of less than 2500 gm. Therefore, this will include infants of low birth weig...

Copyright © 2010 Massachusetts Medical Society. A 16-year-old girl presents for evaluation of secondary amenorrhea. Her menarche was at the age of 12 years. Since she started running for exercise and sport at the age of 14 years, her menstrual periods have become lighter and less frequent. Her last menstrual period was 6 months ago. She has lost 2.3 kg (5 lb) over the past 3 months and reports ...

introduction: accurate estimation of gestational age (ga) early in pregnancy is necessary for obstetric care decisions and for determining fetal growth and other conditions that may need intervention or delivery. this study was aimed to compare m enstrual versus ultrasound scan-based gestational age estimates of ga in kermanshsh during 2004-2005. materials and methods: a diagnostic study was do...