Men who have a bloated abdomen always have a feeling of urination, may be caused by urinary tract infections, urinary tract stones and prostate hyperplasia. 1. urinary system infection: for example, cystitis, urethritis, etc., mostly caused by bacterial infection and other pathogens, due to inflammation of the bladder mucosa caused by irritation, can cause frequent urination, urinary urgency, and abdominal distension and other symptoms. 2. urinary stones: if the patient has urinary stones, such as bladder stones, kidney stones or ureteral stones, etc., may also occur, especially the lower ureteral stones, easy to cause irritation to the bladder triangle, causing symptoms, but also with urinary difficulties, or even hematuria and other symptoms. 3. Prostatic hyperplasia: In the early stage, patients will have frequent urination, urinary urgency and other symptoms, with the size of the prostate gland will increase, and in severe cases, it is easy to cause urethral blockage symptoms, leading to urination difficulties, causing abdominal swelling symptoms. It is recommended that patients go to the hospital in time to improve the relevant examination, and cooperate with the doctor to actively carry out symptomatic treatment, so as to avoid further development of the condition, increasing the difficulty of treatment.