BWS diagnostic features. (a) Cardinal and (b) suggestive clinical features (not pictured: Hypoglycemia, ear pits, diastasis recti, polyhydramnios, and other embryonal tumors are also suggestive features of BWS). (c) Pathologic and placenta findings in patients with BWS. Pathologic findings including adrenal cytomegaly, pancreatic adenomatosis, and mesenchymal dysplasia are cardinal features and placentomegaly is a suggestive feature