I suspect that I have urinary calculi. When I pinch my penis, I feel a little pain. After urinating, I feel that there is still urine in my urethra.

1. Pain

Primary urethral calculi often grow up gradually, or are located in diverticulum, and there may be no pain symptoms in the early stage. Secondary stones often suddenly embedded in the urethra, often suddenly feel urethral pain and micturition pain, pain can radiate to the penis head, perineum or rectum.

2. Dysuria

Incomplete urethral obstruction caused by calculus may include thinning of urinary line, bifurcation, and weakness of ejection, accompanied by frequent urination, urgency, urinary drip, and secondary urethral calculi. Because stones are suddenly embedded in the urethra, urination is often interrupted suddenly, and there is a strong sense of urgency and urgency in the bladder, which often leads to acute urinary retention.

3. Hematuria and urethral secretions

Emergency patients often have terminal hematuria or initial hematuria, or a little blood drops out at the end of urination, accompanied by severe pain; There are often mucus or purulent secretions in the urethra of chronic patients.

4. Urethral tenderness and induration

Most patients with urethral stones can touch local induration and tenderness, rectal digital examination can touch posterior urethral stones, and multiple stones in urethral diverticulum can touch the sand friction of stones.

Female urethral stones: Female urethral stones are less common than male ones, which is related to short urethra and less bladder stones. Female urethral calculi are often accompanied by urethral diverticulum. Urethral diverticulum is usually characterized by lower urinary tract infection, whether it is related to stones or not. Pain during sexual intercourse is another prominent symptom. When purulent secretions flow out, the symptoms will be temporarily relieved. Vaginal examination can touch a hard lump in the anterior urethral area. The treatment is surgical removal of urethral diverticulum and removal of stones.

Two. diagnose

In addition to careful medical history, physical examination is very important for the diagnosis of urethral calculi, which mainly includes the following points:

1. Male anterior urethral calculi can be felt with induration and tenderness in penis or perineum, posterior urethral calculi can be felt in perineum or rectum, and even stones located in navicular fossa and urethral orifice can be seen. Female patients can feel stones and diverticulum through vagina.

2. Check the urethra with a metal probe.

When the probe touches the stone, he can feel the touch and friction of the hard object.