What causes urinary incontinence when coughing?

Coughing with urinary leakage is generally caused by factors such as bladder fullness, pelvic floor muscle relaxation, urethritis, cystitis, or prostatitis. Patients are advised to seek timely medical evaluation at a hospital to determine the exact condition and receive appropriate treatment under medical guidance. Specific analyses are as follows:

1. Bladder Fullness

When the bladder is full and under high pressure, coughing or other abdominal activities may increase intra-bladder pressure, causing urine to leak through the urethra. This situation commonly occurs in individuals with excessive bladder capacity or inadequate control over urination. It is considered normal; timely emptying of the bladder and avoiding habitual urine retention can reduce adverse effects on the body.

2. Pelvic Floor Muscle Relaxation

The pelvic floor muscles are a key muscle group that supports the bladder and urethra. When these muscles become relaxed, their supportive function weakens, making it difficult for the bladder and urethra to maintain their normal anatomical positions during actions like coughing. As a result, the bladder and urethra become more susceptible to changes in intra-abdominal pressure, leading to urinary leakage. Patients can improve this condition through anal sphincter exercises (Kegel exercises) under medical guidance.

3. Urethritis

Urethritis is an inflammation of the urethra caused by bacterial infection. The inflammation leads to congestion and swelling of the urethral mucosa, increasing urethral sensitivity. During coughing, changes in intra-abdominal pressure may exert additional stress on the urethra, triggering urine leakage. Patients should take medications such as levofloxacin hydrochloride capsules, cefuroxime axetil tablets, or Sanjin tablets as prescribed by a doctor to achieve anti-inflammatory effects.

4. Cystitis

Cystitis may cause symptoms such as frequent urination, urgency, and painful urination, and may also lead to urinary incontinence. When coughing or experiencing increased abdominal pressure, patients with cystitis may be more prone to leakage. Under medical supervision, patients can take medications such as amoxicillin capsules, cefixime dispersible tablets, or metronidazole tablets to promote recovery.

5. Prostatitis

Prostatitis is a common condition in men and may lead to urethral inflammation and dysfunction of the urinary sphincter. During coughing or other activities that increase abdominal pressure, patients with prostatitis may experience urinary leakage. Treatment may include medications such as Qianlie Shu capsules, terazosin hydrochloride tablets, or cefdinir capsules as directed by a physician to facilitate quicker recovery.

In daily life, patients are advised to maintain a positive mindset, avoid spicy, stimulating, and greasy foods, get adequate rest, and develop healthy lifestyle habits.