It sounds like you might have cuffitis, which is NORMAL! Cuffitis is UC of rectal cuff. If you did not have a mucosectomy with your surgery then this is likely what it is. It's easily treatable. Contact your GI or your surgeon for a scope.
dx proctitis in 1987
dx UC in 1991, was stable until 1998
1998 started prednisone, asacol, pentasa, nortriptylene, ativan, 6MP, rowasa enemas and suppositories, hydrocortisone enemas, tried the SCD diet, being a vegetarian, omega 3s, flax, pranic healing, yoga, acupuncture, probiotics
2000 lost all my B-12 stores and became anemic
2001 opted for j-pouch surgery- now living life med-free