Ulcerative colitis
Colitis ulcerosa · Ulcerózní kolitida
What it is
Continuous inflammation of the colon lining, starting at the rectum.
Symptoms & signs
- Bloody diarrhoea
- urgency
- tenesmus
- crampy pain
- weight loss
- fatigue
🚩 Get help if…
- call 112 / 911 now Swollen, tender belly with fever and fast heartbeat
- call 112 / 911 now Heavy bleeding from the back passage or fainting
- see a doctor soon Six or more bloody stools a day
- see a doctor soon Fever, weight loss or dehydration during a flare
Where it strikes
Medical treatment
- Mesalazine
- steroids for flares
- biologics (infliximab, vedolizumab, ustekinumab)
- JAK inhibitors (more clots, heart events and cancers in older people at risk)
- colectomy is curative
Natural & lifestyle
- Curcumin as add-on (small trials)
- omega-3
- smoking seems to protect against flares, but its harms far outweigh this; alcohol moderation
- stress management
Emerging & experimental
- Faecal microbiota transplant
- obefazimod
- organoid-based mucosal healing
Alternative, off-label & anecdotal
Approaches used outside the guidelines, with what their supporters report and what testing has found so far.
- Indigo naturalis (Qing Dai) — a Japanese trial induced response; risk of pulmonary hypertension mixed evidence
- Nicotine patches in former smokers — trials show benefit, with side effects mixed evidence
- Aloe vera gel — a small trial improved response early / small studies
- Boswellia (frankincense) — small trials early / small studies
- Wheatgrass juice — a small trial early / small studies
ICD codes
- ICD-10 K51.9
- ICD-11 DD71.Z Ulcerative colitis, unspecified