Syringomyelia and cavities in the cord.
D006801:Humans; D009192:Myelography; D013118:Spinal Cord Diseases / Q000000981:diagnostic imaging*; D013120:Spinal Cord Neoplasms / Q000175:diagnosis; D013595:Syringomyelia / Q000134:cerebrospinal fluid / Q000175:diagnosis*