Acute primary inversion of the caecum.
D000208:Acute Disease; D000293:Adolescent; D001064:Appendicitis / Q000175:diagnosis; D002429:Cecal Diseases / Q000175:diagnosis / Q000601:surgery; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D007443:Intussusception / Q000175:diagnosis / Q000601:surgery