Unusual problems in surgery.
D002648:Child; D005260:Female; D006801:Humans; D012003:Rectal Fistula / Q000150:complications*; D012445:Sacrococcygeal Region / Q000601:surgery*; D013125:Spinal Neoplasms / Q000601:surgery*; D013724:Teratoma / Q000601:surgery*