The references concerning the contemporary medical knowledge of the recessive proctoptosia ( i.e., intrarectal proctoptosia or internal intussusception) and the clinical research are also summarized for the purpose of this paper. 再对近代医学所提出的隐性脱垂(直肠内脱垂或内套叠)一病的认识与临床研究进行简要的文献综述。