I know this isn't about
UC, but is about
what is considered an autoimmune disease, MS. What is very interesting is the part that the neurologists discounted Dr. Zamboni's discovery :
Most neurologists Zamboni initially approached with his findings dismissed them. But one specialist, Dr. F. Salvi, at Bellaria Hospital in Bologna, was intrigued by the concept. He began sending Zamboni MS patients for CCVIS testing, to see if what he was finding was correct. The images of narrowed or blocked veins, called "strictures," were irrefutable for Salvi.
Read article here Just goes to show that UC may not be an autoimmune disease and until the scientists come up with a definite cause, nobody can be sure what the cause is.