Gastrointestinal Stromal Tumor, also known as gist, is related to paraganglioma and gastric stromal sarcoma and mesenchymal cell neoplasm. An important gene associated with Gastrointestinal Stromal Tumor is KIT (KIT Proto-Oncogene, Receptor Tyrosine Kinase), and among its related pathways/superpathways are ERK Signaling and Signal Transduction. The drugs Everolimus and Esomeprazole have been mentioned in the context of this disorder. Affiliated tissues include small intestine and colon, and related phenotypes are sarcoma and neoplasm of the stomach