Spinal arachnoid diverticula.
D000328:Adult; D001099:Arachnoid; D004240:Diverticulum / Q000175:diagnosis*; D005260:Female; D006801:Humans; D007796:Laminectomy; D008297:Male; D008853:Microscopy; D008875:Middle Aged; D009192:Myelography; D013122:Spinal Diseases / Q000175:diagnosis*