In patients with urethritis, the common symptoms are urinary tract irritation, including frequent urination, urinary urgency, urinary pain, urethral itching, urethral orifice redness and swelling, increased secretion, etc., and usually there is no symptom of abdominal pain. However, if the urethritis is not controlled in time, the upward infection to the bladder, resulting in acute cystitis, there will be this abdominal pain, belonging to the abdominal pain, especially in the late stage of urination, there will be more obvious abdominal pain, cramping feeling. At this time, timely anti-infection treatment is needed, and the course of treatment should be long enough to avoid causing the prolongation of the infection, leading to chronic urinary tract infections, or even upward causing ureteritis, nephritis and other infections of the upper urinary tract.