A case is reported of massive adrenal hemorrhage in a newborn with evi
dence of bleeding in utero. A large cystic mass noted on prenatal ultr
asonography at 20 weeks of gestation was followed by serial examinatio
ns until birth at 38 weeks of gestation. Postnatal evaluation included
abdominal sonography, diethylenetriaminepentaacetic acid renal scan,
voiding cystourethrography and abdominal plain film. Surgical explorat
ion confirmed massive adrenal hemorrhage.