Communicating hydromyelia.
D001139:Arnold-Chiari Malformation / Q000601:surgery*; D002675:Child, Preschool; D006801:Humans; D008297:Male; D010243:Paralysis / Q000209:etiology; D011183:Postoperative Complications / Q000175:diagnosis*; D013118:Spinal Cord Diseases / Q000150:complications / Q000175:diagnosis* / Q000601:surgery