title: [Absence of olfactory bulbs and tracts: a case report].
mesh_terms: D000368:Aged; D002490:Central Nervous System / Q000002:abnormalities*; D006801:Humans; D008297:Male; D009830:Olfactory Bulb / Q000002:abnormalities*; D009833:Olfactory Pathways / Q000002:abnormalities*