Obgyn Key

KEY POINTS Print Section Listen Key Points Most common solid tumor in infants. Neuroblastomas are generally diagnosed by sonography in the third trimester, and can be cystic, solid, or both….

KEY POINTS Print Section Listen Key Points Most common of the lethal skeletal dysplasias. Presents in the second trimester. Two subtypes exist: TD I has short curved femurs with or…

KEY POINTS Print Section Listen Key Points Descriptive term that refers to the presence of congenital contractures in two or more joints. Does not necessarily represent a syndrome but is…

KEY POINTS Print Section Listen Key Points Positional abnormality of the fetal foot that results in it being fixed in adduction, supination, and varus, with concomitant soft-tissue abnormalities. Incidence is…

KEY POINTS Print Section Listen Key Points Defect occurs on the radial (formerly preaxial) side of the forearm. Findings may include absence or hypoplasia of the radius, absence or hypoplasia…

KEY POINTS Print Section Listen Key Points Chondrodysplasia punctata comprises a group of genetically heterogenous skeletal dysplasias characterized by small calcified densities in the epiphyses of the long bones. The…

KEY POINTS Print Section Listen Key Points Refers to a group of rare, generally lethal skeletal dysplasias that have short limbs, short ribs, and polydactyly. Clinical overlap exists between the…

KEY POINTS Print Section Listen Key Points Developmental malformation that consists of missing digits, a deep median cleft, and fusion of remaining digits. Occurs as either a nonsyndromic split hand/foot…

KEY POINTS Print Section Listen Key Points A variety of umbilical cord abnormalities may be sonographically detected, including short cord, lack of coiling, and cystic and vascular malformations. Sonographic examination…

KEY POINTS Print Section Listen Key Points “Jarcho–Levin” syndrome refers to a group of conditions characterized by short trunk dwarfism, rib and vertebral anomalies, and normal long bones. Inheritance may…