title: Ultrasonic visualization of a cervical cord cystic astrocytoma.
mesh_terms: D001254:Astrocytoma / Q000175:diagnosis* / Q000000981:diagnostic imaging; D005069:Evaluation Studies as Topic; D006801:Humans; D008297:Male; D008875:Middle Aged; D009192:Myelography; D013120:Spinal Cord Neoplasms / Q000175:diagnosis* / Q000000981:diagnostic imaging; D014463:Ultrasonography