Symptomatic diverticulum of the sacral nerve root sheath.
D000328:Adult; D004240:Diverticulum / Q000000981:diagnostic imaging*; D005260:Female; D006801:Humans; D009192:Myelography; D009408:Nerve Compression Syndromes / Q000000981:diagnostic imaging; D012585:Sciatica / Q000000981:diagnostic imaging; D013126:Spinal Nerve Roots / Q000000981:diagnostic imaging*