Feline urinary syndrome or FUS is the name given to a group of symptoms that occur in the cat secondary to inflammation, irritation, and/or obstruction of the lower urinary tract (urinary bladder, urethra, and penile urethra). A cat with FUS can exhibit one, some, or even all of the symptoms.

FUS is NOT a specific diagnosis: there are many known and some unknown factors that may cause or contribute to FUS. Any cause resulting in particulate debris in the urine is capable of causing obstruction in the male cat. Read the rest of this entry »