Catalog

Benign gastrointestinal stromal tumour of large intestine

No MMS code

Link to WHO Definition

Benign gastrointestinal stromal tumour of large intestine – http://id.who.int/icd/entity/1758525376

This is a benign mesenchymal tumour that arises from cells lining the large intestine. It is generally immunohitochemically positive for KIT (CD117), phenotypically paralleling Cajal-cell differentiation, and most examples contain KIT- or PDGFRA-activating mutations.