Colonitis, is imflamtion of the colon...in most cases if itis follows the name it means imflamation of....Hope I have been of some help to you...The colon is also known as the large bowel....
I think you mean colitis. Try a web search with this spelling and you will get a ton of info. It can take many forms and it is sort of a catch all phrase for many bowel disease, usually not serious but can be very uncomfortable and not a lot of fun. Usually diarhea but check it out. Grandson should see gastroenterologist for the lastest medications.
Colonitis - What is it? 
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