radiation proctitis
MONDO:0019084Mondo
Findings
No curated finding names radiation proctitis yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
Radiation proctitis is a rare rectal disease directly induced by pelvic radiotherapy and characterized by rectal bleeding, change in bowel habits, tenesmus and sepsis.
Definition from the Mondo Disease Ontology (MONDO:0019084), read 2026-09-29. CC BY 4.0.
Features
19 features
What the disease is reported to present with, and how often among people who have it — never how often a feature means the disease. HPO, annotations 2026-09-02.
- Abnormal gastrointestinal vascular morphologyHPOHP:0004296
- Very frequent (80% to 99% of cases)
- Abnormal rectum morphologyHPOHP:0002034
- Very frequent (80% to 99% of cases)
- Abnormal vascular morphologyHPOHP:0025015
- Very frequent (80% to 99% of cases)
- Abnormality of connective tissueHPOHP:0003549
- Very frequent (80% to 99% of cases)
- Abnormality of the vasculatureHPOHP:0002597
- Very frequent (80% to 99% of cases)
- ColitisHPOHP:0002583
- Very frequent (80% to 99% of cases)
- Rectal abscessHPOHP:0005224
- Very frequent (80% to 99% of cases)
- Rectal fistulaHPOHP:0100590
- Very frequent (80% to 99% of cases)
- Abdominal painHPOHP:0002027
- Frequent (30% to 79% of cases)
- Anal painHPOHP:0500005
- Frequent (30% to 79% of cases)
- ConstipationHPOHP:0002019
- Frequent (30% to 79% of cases)
- Ulcerative colitisHPOHP:0100279
- Frequent (30% to 79% of cases)
Show the remaining 7
- ArteritisHPOHP:0012089
- Occasional (5% to 29% of cases)
- Intestinal obstructionHPOHP:0005214
- Occasional (5% to 29% of cases)
- SepsisHPOHP:0100806
- Occasional (5% to 29% of cases)
- TenesmusHPOHP:0012702
- Occasional (5% to 29% of cases)
- Bowel incontinenceHPOHP:0002607
- Very rare (1% to 4% of cases)
- DiarrheaHPOHP:0002014
- Very rare (1% to 4% of cases)
Where it sits
- A kind of