Granular pituicytomas of the pituitary stalk.
D002828:Choristoma / Q000175:diagnosis*; D003937:Diagnosis, Differential; D006801:Humans; D008297:Male; D008875:Middle Aged; D009379:Neoplasms, Muscle Tissue / Q000175:diagnosis*; D010911:Pituitary Neoplasms / Q000175:diagnosis*