This case series showed a significant association between idiopathic cystitis and the feeding of a dry diet. See the urolithiasis notes for a table of diets designed for crystal prevention. Calculi may be removed surgically or disolved medically. Perineal urethrostomy is the amputation of the penile urethra, removing the narrowest part of the urethra where urethral plugs often lodge. Perineal urethrostomy may increase the chance of developing a urinary tract infection.
Bacteriuric cats are at risk for development of pyelonephritis.