title: [Retrograde invagination of the smal intestine in ascariasis, Meckel's diverticulum and acute phlegmonous appendicitis].
mesh_terms: D000208:Acute Disease; D001064:Appendicitis / Q000150:complications*; D001196:Ascariasis / Q000150:complications*; D006801:Humans; D007422:Intestines; D007443:Intussusception / Q000209:etiology*; D008467:Meckel Diverticulum / Q000150:complications*
keywords: APPENDICITIS/complications; ASCARIASIS/complications; INTUSSUSCEPTION/etiology; MECKEL'S DIVERTICULUM/complications