Painful urination and abdominal pain, mainly considered with urinary tract infections, urinary tract lesions and other diseases and so on. 1. Urinary system infection: bacteria, fungi and other pathogens caused by cystitis, urethritis and other diseases, can trigger urinary pain, frequent urination and abdominal distension and other symptoms. 2. Urinary system lesions: such as urethral stones, kidney stones, urethral tumors and other diseases, can also cause urinary pain, urinary frequency, urinary urgency and abdominal pain and other symptoms. 3. Other diseases: such as male prostatitis, or female pelvic inflammatory disease combined with urinary tract infection, can also cause urinary pain and abdominal pain and other symptoms. If you have any of these symptoms, you should go to the hospital in time and get standardized treatment under the guidance of a specialist.