context maternal serum human chorionic gonadotropin (hcg) and alpha fetal protein (afp) were originally introduced to detect trisomy 21 and neural tube defects. however, in the absence of aneuploidy or neural tube defects, mid-trimester maternal serum hcg and/or maternal serum afp associated with adverse pregnancy outcomes. pregnancies with unexplained mid-trimester elevation in maternal serum ...

The interpretation of da ta from nondestructive evaluation (NDE) techniques is a tedious and time-consuming manual process that is subject to such random variables as sc an quality, and inspector expertise and fatigue. The authors are researching methods to automatically recognize defects in ultrasonic images of aircraft structures. A typical wing skin image with an annotated defect is shown in...

Delayed and nondelayed bilateral bipedicled fasciocutaneous flaps in large meningomyelocele defects: a preliminary results Congenital fusion defects of the neural tube and the related structures are classified as spinal dysraphism. Meningomyelocele is a defect which is the most common form of spinal dysraphism and occurs at an approximate rate of 1 in 800-1000 live births. In untreated meningom...