Sonographic dating of pregnancies among women with menstrual irregularities

In order to study the benefit of sonographic dating, 277 women with irregular periods and 264 women with a scanty last bleeding had gestational age and estimated day of delivery (EDD) estimated from both last menstrual period (LMP) and measurement of fetal Biparietal Diameter (BPD) in the second tri...

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Veröffentlicht in:	Acta obstetricia et gynecologica Scandinavica 1991, Vol.70 (1), p.17-20
Hauptverfasser:	Waldenström, Urban, Axelsson, Ove, Nilsson, Staffan
Format:	Artikel
Sprache:	eng
Schlagworte:	Biological and medical sciences Embryonic and Fetal Development Evaluation Studies as Topic Female Gestational Age Gynecology. Andrology. Obstetrics Humans Medical sciences Menstruation Disturbances Predictive Value of Tests Pregnancy pregnancy dating Ultrasonography, Prenatal ultrasound screening
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Zusammenfassung:	In order to study the benefit of sonographic dating, 277 women with irregular periods and 264 women with a scanty last bleeding had gestational age and estimated day of delivery (EDD) estimated from both last menstrual period (LMP) and measurement of fetal Biparietal Diameter (BPD) in the second trimester. For the women with irregular periods, the two estimates differed by more than 7 days for 51.6%, and more than 14 days for 25.6%. Corresponding figures for women with a scanty last bleeding were 44.3% and 21.6%, respectively. In general, the BPD estimates were better than the LMP estimates (P=
ISSN:	0001-6349 1600-0412
DOI:	10.3109/00016349109006171