biparietal


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biparietal

[¦bī·pə′rī·əd·əl]
(anthropology)
Distance between the most distant opposite points of the parietal bone.
References in periodicals archive ?
9] Kieler [10] also compared the expected date of delivery derived from biparietal diameter and the last regular menstrual period and found that 91.
Biparietal Diameter is the most discussed and documented obstetric measurement in the second trimester.
Infants with sagittal synostosis were positioned with the occiput on the mattress to promote an increase in the biparietal and bitemporal diameter until the helmet was worn.
Table 1 The relationship between sono-graphic fetal biparietal diameter and gestational age Biparietal Weeks of diameter gestation (*) 4.
Gestational age was objectively determined for all registered births based on crown-rump length measurements (Robinson and Fleming 1975) from a routine ultrasound examination, usually during gestational weeks 11-13, or on biparietal diameter measurements made during weeks 13-22 (Mul et al.
Sylvie Nguyen The Tich of University Hospital, Angers, France, and her colleagues, also found that this biparietal diameter is significantly larger in term newborns than in preterm newborns when measured at term equivalent age.
Demographic and pregnancy-related information was collected, including maternal weight, maternal race, diabetic status, gestational age estimates based on ultrasound measurements (either crown rump length or biparietal diameter), and last menstrual period.
Specific pollutants, including ozone, sulfur dioxide, PM, and carbon monoxide, have also been associated with significant differences in biparietal diameter and head circumference measured both during pregnancy and at birth (Hansen et al.
Demographic and pregnancy-related information was collected, including maternal weight, maternal race and diabetic status, and gestational age estimates based on both biparietal diameter and date of last menstrual period.
Short femur was defined as an observed-to-expected length ratio below the bottom 10th percentile, where the expected length is estimated based on the biparietal diameter.
Exposure to aromatic hydrocarbons during early pregnancy was inversely associated with growth in biparietal diameter during weeks 20-32, but none of the other fetal growth parameters were associated with exposure to air pollution during pregnancy.