Schinzel-Giedion syndrome with sacrococcygeal teratoma.

A case of Schinzel-Giedion syndrome, a rare malformation syndrome, is described. In addition to the classic features of the syndrome, the patient had a malignant sacrococcygeal teratoma and agenesis of the corpus callosum. So far, this patient is the fifth case with a sacrococcygeal tumor and the eighth with anomalies of the corpus callosum. According to this occurrence of uncommon tumors, risk of malignancy could be a component of Schinzel-Giedion syndrome.