Prostatic hyperplasia symptoms mainly include frequent urination, difficulty in urination and even obstruction. Its complications include urinary retention, urinary tract infection, bladder stones and other conditions. 1. Symptoms: Frequent urination is the most common early symptom of prostatic hyperplasia, which is more obvious at night; Difficulty in urination is the most important symptom of prostatic hyperplasia, which is typically characterized by delayed urination, thin and weak urine stream, short projections, dribbling, and prolonged duration of urination. When the obstruction is severe, filling incontinence will occur. If combined with infection, there will be urinary frequency, urgency and pain. 2.Complications (1) Urinary retention: when there is residual urine trapped in the bladder, urinary retention will occur. (2) Urinary tract infection: There is an increased risk of urinary tract infection due to the inability to empty the bladder. (3) Bladder stones: Bladder stones may develop and can aggravate symptoms of bladder irritation. If you have prostate enlargement, you should consult your clinician.