Paget's disease of skull with basilar invagination (platybasia) and internal hydrocephalus.
D001847:Bone Diseases; D006801:Humans; D006849:Hydrocephalus; D009777:Occipital Bone / Q000002:abnormalities*; D010001:Osteitis Deformans; D010985:Platybasia; D012886:Skull
OCCIPITAL BONE/abnormalities; OSTEITIS DEFORMANS