Gastrointestinal Stromal Tumor(GIST)

Gastrointestinal Stromal Tumor(GIST) •The intestine has been opened revealing a normal mucosa •Protruding from the serosal surface is a large tumor mass •The previously intact serosal surface has been incised revealing a fleshy white tumor(arrow) with some hemorrhage •This tumor originated in the muscularis propria •This was a malignant GIST tumor, but that diagnosis can not be made on the basis of this gross specimen alone (Description By:Martin Nadel, M.D. ) (Image Contrib. by: Hartford Hospital )