What is false about GIST ?
Associated with NF 1
Most common site is stomach
Associated with CD 117
Least common mesenchymal neoplasm of gastrointestinal tract
Ans. is 'd' i.e., Least common mesenchymal neoplasm of gastrointestinal tract Gastrointestinal stromal tumors (GISTs) GISTs are the most common mesenchymal neoplasm of gastrointestinal tumor. GIST represents a distinct group of gastrointestinal tumors that originate from the interstial cells of cajal which control gastrointestinal peristalsis. GISTs can occur anywhere in the gastroinstestinal tract; the most common site being the stomach followed by small intestine.