Term Name:	granular cell tumor of the sellar region
Synonyms:	neurohypophysis granular cell tumor
Definition:	A posterior pituitary gland neoplasm that arises from the neurohypophysis or infundibulum. It is composed of nests of large cells with granular, eosinophilic cytoplasm due to abundant intracytoplasmic lysosomes.
Ontology:	Human Disease [DOID:5047]   ( DOID:5047 )