title: Lumbosacral subarachnoid haematoma following lumbar puncture: characteristic myelographic appearances.
mesh_terms: D002675:Child, Preschool; D006406:Hematoma / Q000000981:diagnostic imaging* / Q000209:etiology; D006801:Humans; D008297:Male; D009192:Myelography; D013129:Spinal Puncture / Q000009:adverse effects*; D013345:Subarachnoid Hemorrhage / Q000000981:diagnostic imaging* / Q000209:etiology