Excessive residual urine in the bladder belongs to urinary retention, which is usually a sign of urethral stenosis, urethral stones and other diseases, and male patients should also be considered as a sign of prostate hyperplasia.
1. Urethral stenosis: urethral stenosis is caused by the damage process of the urethral epithelium or the spongy scar healing of the urethra below, and the patient will have symptoms such as dysuria, dyspareunia, dysuria, and residual urine, which will lead to the manifestation of excessive residual urine in the bladder.
2. Urethral calculi: Urethral calculi are caused by stones retained in the bladder or the upper urinary tract, and patients mainly exhibit symptoms such as incomplete urination, dribbling urination, and pain in urination, which lead to the symptoms of excessive residual urine in the bladder.
3. Prostatic hyperplasia: prostatic hyperplasia is considered to be caused by androgens and their effects, cell growth and apoptosis, and other factors, the main symptoms of the patient are increased residual urinary bladder volume, urinary pain, prolonged urination, resulting in patients with excessive residual urinary bladder volume symptoms.
Excessive bladder residual urine volume may also be caused by other factors, patients should promptly go to the regular hospital for examination to identify the cause. Follow the doctor’s instructions for treatment and strive for early recovery.