Although bloody stool is a common presentation of IFP, life-threatening lower gastrointestinal bleeding due to IFP is rare and only few cases were resected endoscopically.

• 虽然血便在大肠炎性纤维息肉相当常见，但造成严重下消化道出血则非常稀少，而且只有少数案例是用内视镜切除。