Sacrococcygeal teratoma.
D000328:Adult; D002675:Child, Preschool; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007232:Infant, Newborn, Diseases / Q000601:surgery*; D008297:Male; D008588:Meningocele / Q000175:diagnosis; D008875:Middle Aged; D012445:Sacrococcygeal Region / Q000002:abnormalities / Q000601:surgery*; D013120:Spinal Cord Neoplasms / Q000175:diagnosis; D016135:Spinal Dysraphism / Q000175:diagnosis; D013125:Spinal Neoplasms / Q000601:surgery*; D013724:Teratoma / Q000175:diagnosis / Q000601:surgery*