This article reviews the computed tomography imaging features of a variety
of gastric tumors containing fatty tissue. Lipoma, angiolipoma, liposarcoma
, and teratoma are described. Differential diagnosis includes primary and r
eactive lipomatosis, carcinoma engulfing the perivisceral fat thus mimickin
g differentiated liposarcoma, and mesenchymal gastric and peritoneal neopla
sms.