Neonatal Immature Gastric Teratoma: Pathophysiology and Treatment Outcomes

Abstract

Gastric teratomas are very rare embryonal neoplasms and accounts for less than 1% of all teratomas occurring 
in infants and children. It is usually seen in male infants who present with upper abdominal mass and commonly 
it is benign. This report describes a large immature grade II gastric teratoma in a male newborn. The tumor was 
treated with total excision including part of the stomach.