Early termination of pregnancy: differences in gestational age estimation using last menstrual period and ultrasound in Mexico
نویسندگان
چکیده
منابع مشابه
estimation of gestational age using ultrasound scan
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...
متن کاملValidity of gestational age estimates by last menstrual period and neonatal examination compared to ultrasound in Vietnam
BACKGROUND Accurate estimation of gestational age is important for both clinical and public health purposes. Estimates of gestational age using fetal ultrasound measurements are considered most accurate but are frequently unavailable in low- and middle-income countries. The objective of this study was to assess the validity of last menstrual period and Farr neonatal examination estimates of ges...
متن کاملVariation between last-menstrual-period and clinical estimates of gestational age in vital records.
An accurate assessment of gestational age is vital to population-based research and surveillance in maternal and infant health. However, the quality of gestational age measurements derived from birth certificates has been in question. Using the 2002 US public-use natality file, the authors examined the agreement between estimates of gestational age based on the last menstrual period (LMP) and c...
متن کاملUltrasound-based gestational-age estimation in late pregnancy.
OBJECTIVE Accurate gestational-age (GA) estimation, preferably by ultrasound measurement of fetal crown-rump length before 14 weeks' gestation, is an important component of high-quality antenatal care. The objective of this study was to determine how GA can best be estimated by fetal ultrasound for women who present for the first time late in pregnancy with uncertain or unknown menstrual dates....
متن کاملDetermining Gestational Age in a Low-resource Setting: Validity of Last Menstrual Period
The validity of three methods (last menstrual period [LPM], Ballard and Dubowitz scores) for assessment of gestational age for premature infants in a low-resource setting was assessed, using antenatal ultrasound as the gold standard. It was hypothesized that LMP and other methods would perform similarly in determining postnatal gestational age. Concordance analysis was applied to data on 355 ne...
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ژورنال
عنوان ژورنال: Reproductive Health
سال: 2020
ISSN: 1742-4755
DOI: 10.1186/s12978-020-00914-x