Acute cystitis is a sudden inflammation of the urinary bladder. Most of the time, a bacterial infection causes it. This infection is commonly referred to as a urinary tract infection (UTI).
Irritating hygiene products, a complication of certain diseases, or a reaction to certain drugs can also cause acute cystitis.
The treatment for acute cystitis due to a bacterial infection involves antibiotics. The treatment for noninfectious cystitis depends on the underlying cause.Overview. Cystitis (sis-TIE-tis) is the medical term for inflammation of the bladder. Most of the time, the inflammation is caused by a bacterial infection, and it's called a urinary tract infection (UTI).