If you put 'polychondritis' into the search box at the top of the page, you'll find the one page on this site that mentions it, where I commented to another enquirer that it sounds like another of the many Th1 diseases, and should respond to the MP. There haven't been any RPC sufferers on the MP yet that I know of.
* We can help you understand chronic disease, but only your physician is licensed to give you medical care * Always consult your physician before commencing or changing any treatment he/she has prescribed for you