Left lower abdominal distension always want to urinate symptoms of certain diseases, such as lower ureteral stones, pelvic inflammatory disease, prostatitis, etc., should be timely consultation to identify the cause of the disease. 1. Typical symptoms of lower ureteral stones include renal colic or ureteral colic, which is a severe, intolerable, paroxysmal pain. At the same time will be accompanied by bladder irritation symptoms, there will be frequent urination, urinary urgency, urinary pain. 2. Pelvic inflammatory disease occurs in sexually active women, the main clinical manifestations of lower abdominal pain, accompanied by urinary tract infections can have urinary urgency, urinary frequency, urinary pain symptoms. If there is abscess formation, there can be lower abdominal mass and localized pressure and irritation symptoms. 3. Prostatitis is mostly caused by urethral upstream infections, such as transurethral instrumentation. The causative organism is most commonly Escherichia coli, and the main symptoms include pain in the perineum, lower abdomen, and urinary irritation. Once the symptoms appear, you should consult a doctor to clarify the cause of the disease and follow the doctor’s instructions to standardize the treatment.