Dernière mise à jour : 18 mai 2026

Too many patients came to see me at the office with the same and lots of questions like, did I have the acute prostate infection or not? They really get upset with their urinary symptom. I will tell you what the acute prostate infection is, why it happens, and what you should do about it.

The medical term for acute prostate infection is “Prostatite aiguë”. Symptoms typically include:

  1. Fièvre élevée ou frissons
  2. Sensation douloureuse lors de la miction
  3. Urines fréquentes
  4. Malaise
  5. Douleurs pelviennes
  6. Severe pain during prostate rectal examination
Infection aiguë de la prostate
Prostatite aiguë principalement causée par des bactéries

Acute prostatitis is caused by bacterial infection – E. coli is the most common pathogen. Neisseria and Chlamydia species are also common, especially in sexually transmitted disease cases. Pathogens infiltrate the prostate’s natural immune defenses by spreading from the urethra or bladder. Risk factors differ by age group:

  1. In young men – Unprotected vaginal or anal intercourse can cause urethral or bladder infection that spreads to the prostate gland.
  2. In elderly men – History of prostate biopsy or prolonged urethral catheterization are important risk factors.

When acute bacterial prostatitis is suspected, a urologist must manage the case properly. Fluoroquinolone antibiotics are preferred as they penetrate prostatic tissue effectively. Complications that can occur even after completing treatment include:

  1. Risque de problèmes de stérilité
  2. Risk of progression to chronic prostatitis, epididymitis, or pyelonephritis
  3. 10% of cases may develop chronic pelvic pain syndrome – a persistent unexplained perineal discomfort

Si vous avez des questions, n'hésitez pas à vous adresser à moi.

If you have fever with painful urination, pelvic pain, or suspect an acute prostate infection, Dr. Soarawee Weerasopone offers specialist consultations at Bangkok Hospital Headquarters. Prendre rendez-vous.

Frequently Asked Questions about Acute Prostatitis

What is acute prostatitis?

Acute prostatitis is a sudden bacterial infection of the prostate gland. It typically presents with high fever, chills, painful urination, urinary frequency, pelvic pain, and severe tenderness on rectal examination. E. coli is the most common causative organism. It is a urological emergency that requires prompt antibiotic treatment and specialist evaluation.

What causes acute prostatitis?

Acute prostatitis is most commonly caused by bacteria spreading from the urethra or bladder to the prostate. In younger men, sexually transmitted pathogens such as Chlamydia and Gonorrhea are frequent causes, often from unprotected intercourse. In older men, risk factors include prostate biopsy procedures and prolonged urethral catheterization. Atypical pathogens may be found in immunocompromised patients.

What antibiotic is used to treat acute prostatitis?

Fluoroquinolone antibiotics (such as ciprofloxacin or levofloxacin) are the first-line treatment for acute bacterial prostatitis because they penetrate prostatic tissue particularly well. The unique anatomical structure of the prostate limits the effectiveness of many other antibiotics. Treatment duration is typically 4–6 weeks to ensure complete eradication and minimize the risk of chronic infection.

Can acute prostatitis lead to serious complications?

Yes. If not treated properly, acute prostatitis can progress to serious complications including prostatic abscess, epididymitis, pyelonephritis (kidney infection), and sepsis. Even with adequate treatment, approximately 10% of cases develop into chronic pelvic pain syndrome – a persistent and difficult-to-treat perineal discomfort. Fertility may also be affected due to inflammatory damage to the reproductive ducts.

How is acute prostatitis different from chronic prostatitis?

Acute prostatitis has a sudden onset with pronounced systemic symptoms including fever, chills, and significant pain, and is caused by active bacterial infection. Chronic prostatitis develops gradually and may or may not involve bacterial infection. The chronic form is more difficult to treat and often presents with long-standing pelvic discomfort, urinary symptoms, and sexual dysfunction without the dramatic acute presentation of the infectious form.

Avis de non-responsabilité : Ce contenu est rédigé et revu par le Dr Soarawee Weerasopone, urologue certifié au siège de Bangkok Hospital. Il est destiné uniquement à des fins éducatives et ne constitue pas un avis médical. Consultez toujours un professionnel de la santé qualifié avant de commencer tout traitement médical.

Rédigé et révisé par des médecins : Dr. Soarawee Weerasopone (Dr. Pom) – Urologue certifié, Hôpital de Bangkok (siège). Fellowship international : Baylor College of Medicine (États-Unis) · Juntendo University (Japon) · Chang Gung Memorial Hospital (Taïwan).

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