title: Avascular necrosis. A case report.
abstract: This case report is of a 60-year-old man with left hip avascular necrosis that initially was diagnosed as low back pain syndrome.
mesh_terms: D001416:Back Pain / Q000175:diagnosis*; D003937:Diagnosis, Differential; D005271:Femur Head Necrosis / Q000175:diagnosis*; D006801:Humans; D008297:Male; D008875:Middle Aged; D013577:Syndrome