Urologenzentrum Wien - Gutartige Prostatavergrößerung (BPH): Mikroskopische Darstellung des Gewebes einer vergrößerten Prostata.

Benign prostatic enlargement

Benign prostatic enlargement, also known as benign prostatic hyperplasia (BPH), is a non-cancerous enlargement of the prostate that occurs primarily in older men. This enlargement of the prostate can obstruct urine flow and lead to discomfort during urination. BPH is a common condition that occurs in about half of men over 50 years old and in almost all men over 80 years old.

Causes of benign prostate enlargement

The exact causes of BPH are not fully understood, but hormonal changes associated with aging play a crucial role. The main causes include:

  • Hormonal changes: As age increases, the ratio of dihydrotestosterone (DHT), a breakdown product of testosterone, rises in the prostate, stimulating prostate growth.
  • Age: Prostate enlargement occurs more frequently in older men as hormonal changes progress over the course of life.
  • Family predisposition: A family history of BPH can increase the risk.

Symptoms of benign prostatic enlargement

  • Weak or interrupted urine stream
  • Frequent urination, especially at night (nocturia)
  • Difficulty starting urination
  • Feeling of not being able to completely empty the bladder
  • Urgency to urinate, often associated with a sudden, intense urge
  • In advanced cases, urinary retention (inability to empty the bladder) may occur, which constitutes a medical emergency

Diagnosis of benign prostatic enlargement

The diagnosis of BPH is made through a combination of physical examination, medical history, and specific tests. The most common diagnostic methods include:

 

- **Digital rectal examination (DRE)**: The doctor palpates the prostate through the rectum to check its size and consistency.

- **Urinalysis**: To rule out infections or other problems that can cause symptoms similar to BPH.

- **Prostate-specific antigen (PSA)**: A blood test that helps distinguish between BPH and prostate cancer, as elevated PSA levels can occur in both conditions.

- **Uroflowmetry**: A test to measure the strength of the urine stream and assess bladder emptying.

Treatment options for benign prostatic enlargement

  • Medication Therapy:
    • Alpha-blockers: These medications relax the muscles of the prostate and bladder neck to improve urine flow.
    • 5-alpha-reductase inhibitors: These medications reduce the production of DHT and slow the growth of the prostate.
  • Minimally Invasive Procedures: If medications are not sufficiently effective, minimally invasive procedures such as transurethral resection of the prostate (TURP) or laser therapy can be performed to remove excess prostate tissue.
  • Surgical Interventions: In severe cases or with complications, a complete or partial surgical removal of the prostate may be necessary.

Preventive measures for benign prostatic enlargement

There is no specific prevention for BPH, but a healthy lifestyle with a balanced diet and regular physical activity can reduce the risk. Regular check-ups and early treatment of prostate problems are crucial to slow the progression of the disease and avoid complications.


Common Patient Questions About Benign Prostatic Enlargement

Yes, an untreated enlargement of the prostate can obstruct the flow of urine and lead to a backup of urine into the kidneys, increasing the risk of kidney damage.

Yes, it can cause erectile dysfunction or a reduced libido.

Some herbal preparations, such as saw palmetto or nettle extracts, can help alleviate the symptoms.

No, a benign enlargement of the prostate does not increase the risk of prostate cancer.

It is rare, but usually occurs in men over 50 years old.

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