It sounds like you have a problem more serious than irritable bowel, if you have such severe constipation. Removing your colon is an extreme measure. Does your doctor think you need that?!
23 years of UC which started after quitting smoking. In and out of flares which are usually triggered by antibiotics. Latest issue is endless diarrhea without blood or mucous.
Currently off all meds and probiotics. Using grapefruit seed extract, iron supplement, calcium, L-glutamine and psyllium seed powder with good effect.