You're the flight surgeon: Intracranial neoplasm.
Johnson
Jon M
JM
D000236:Adenoma / Q000175:diagnosis*; D000328:Adult; D000337:Aerospace Medicine; D001359:Aviation / Q000331:legislation & jurisprudence; D034381:Hearing Loss / Q000175:diagnosis*; D006801:Humans; D033162:Incidental Findings; D008297:Male; D009623:Noise, Occupational / Q000517:prevention & control; D016272:Occupational Health; D010911:Pituitary Neoplasms / Q000175:diagnosis*