Men’s abdominal distension and urge to urinate may be caused by bladder stones, prostatitis, prostate hyperplasia and other factors. 1. Bladder stones: may be secondary to kidney stones, position change, stone movement, bladder stimulation, there will be abdominal distension as well as the urge to urinate, accompanied by urination difficulties, urination pain and other symptoms. 2. Prostatitis: may be related to unclean sex, sedentary, long time holding urine and other factors, can make the prostate gland localized enlargement, can cause abdominal swelling, urine dribbling, urinary frequency, incomplete urination, urinary urgency, etc., and can lead to sexual dysfunction in serious cases. 3. Prostatic hyperplasia: a benign lesion, when the gland is enlarged after the bladder causes irritation, and will oppress the urethra, urine retention in the bladder, there will be a small abdominal distension, the desire to urinate, accompanied by urinary difficulties, urinary weakness, and even cause urinary retention. There may be other reasons for men’s abdominal distension and urge to urinate, so it is recommended to consult a doctor for examination and timely treatment to avoid other complications.