McBurney's Symptom is a medical term used to describe a symptom that occurs when the urinary tract becomes inflamed. This symptom may be associated with various diseases of the urinary system, such as cystitis, urethritis and pyelonephritis. McBurney The symptom manifests itself in the form of a frequent urge to urinate, while the volume of urine produced is very small. This is due to the fact that with infectious diseases of the bladder, the walls of the bladder become thin and the infection can easily spread to surrounding tissues. As a result of this inflammatory process, a burning sensation occurs when urinating, as well as pain in the lower back and kidneys. If you notice these symptoms, consult a doctor!