Dernière mise à jour : 18 mai 2026

One of a Urologic emergency condition that we are going to discuss today is an acute urinary retention. The condition is most prevalent and common in male patient rather than the female. So the topic wills mainly focusing on the acute urinary retention in male patients. Typically, it happens in older gentleman who over 60 years and they were the most often group that realized and faced the condition of symptom. The following risks factors below shall have considered while the patients suffering from it;

Rétention urinaire aiguë chez l'homme : Pourquoi cela m'arrive-t-il ?
L'hyperplasie bénigne de la prostate est la cause principale de la rétention urinaire aiguë chez l'homme.

Facteurs de risque de rétention urinaire

  1. Hypertrophie bénigne de la prostate (HBP) - Le facteur de risque le plus courant chez l'homme âgé ne peut être évité ou ignoré. Il s'agit de l'hypertrophie de la prostate. En règle générale, elle se traduit par l'apparition progressive d'un flux urinaire insuffisant chez les hommes de plus de 50 ans. Le traitement approprié par un urologue est capable de minimiser le risque de rétention urinaire dans l'avenir.
  2. Urethral stricture – Having history of urethral infection, STDs or Endoscopic urological procedure might induce a urethral scarring process which will makes urethral lumen narrowing and finally obstructed.
Le calcul urétral est l'une des causes de la rétention urinaire aiguë.
  1. Urethral stone – A rare condition which is occurred by urinary tract stone occluded inside the urethral lumen and that would need an emergency evacuation.
Une infection de la vessie, de la prostate ou de l'urètre peut provoquer une rétention urinaire.
  1. Infections - Infection de la vessie, infection de la prostate ou infection urétrale peuvent provoquer une irritation sévère dans ces zones et, par conséquent, la rétention urinaire aiguë peut persister.
Certains comprimés entraînent une incapacité à uriner
  1. Medications – Certain medications can interfere with bladder function. When the causative drug is stopped, acute urinary retention typically resolves.
La constipation est un facteur de risque facilement modifiable
  1. Constipation – Stool compacted in the rectum can compress the urethra and obstruct urinary flow, making constipation a surprisingly common and easily correctable cause of urinary retention.
L'alitement est l'un des facteurs qui font qu'une personne ne peut pas uriner.
  1. Limited ambulation – The bladder is controlled by the brain, which typically allows voiding in a quiet, standing position. Patients confined to bed often struggle to urinate and can improve simply by being encouraged to walk and stand.
Les problèmes neurologiques sont considérés comme un problème compliqué dans la rétention d'urine.
  1. Neurological causes – A complicated condition that should be needed more carefully assessment by Urologist.
  2. Bladder dysfunction – Another rare bladder condition which cannot contract well and end up with full bladder.

An urgent management which we had always performed is the bladder decompression with urethral catheter or suprapubic tube insertion to release a large amount of the urines from the bladder before it becomes rupture. Then the certain treatment will be depended and done by a well-trained Urologist. Patient must be educated about plan of the treatment and the possibility causes of the retention. A few complications after draining a large volume of urine, such as hematuria, should be explained to the patient in advance to prevent unnecessary alarm.

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

If you or a loved one has experienced acute urinary retention or suspect BPH with worsening urinary symptoms, Dr. Soarawee Weerasopone offers specialist consultations at Bangkok Hospital Headquarters. Prendre rendez-vous.

Frequently Asked Questions about Acute Urinary Retention in Men

What is acute urinary retention?

Acute urinary retention is a urological emergency in which a person is suddenly unable to urinate despite having a full bladder. It is most common in men over the age of 60 and causes significant pain and discomfort. Immediate treatment with bladder catheterization is required to relieve the obstruction and prevent bladder injury.

What is the most common cause of acute urinary retention in men?

Benign Prostatic Hyperplasia (BPH), or enlargement of the prostate gland, is the most common cause of acute urinary retention in men. As the prostate grows, it gradually compresses the urethra, reducing urinary flow and increasing the risk of complete obstruction. Other causes include urethral stricture, infection, medications, constipation, and neurological conditions.

Can medications cause urinary retention?

Yes. Several drug classes can impair bladder contractility or increase urethral resistance, leading to urinary retention. Common culprits include antihistamines, decongestants, anticholinergics, antidepressants, and opioid pain medications. In many cases, stopping the offending medication resolves the retention without further intervention.

How is acute urinary retention treated?

The immediate treatment is bladder decompression via urethral catheterization or, in some cases, suprapubic tube insertion. This relieves the obstruction and prevents bladder rupture. After decompression, a urologist will investigate the underlying cause and plan definitive treatment, which may include medications, minimally invasive procedures, or surgery depending on the diagnosis.

Is blood in the urine normal after draining a retained bladder?

Yes, mild hematuria (blood in urine) after draining a large volume of retained urine is a known and usually self-limiting complication. It occurs due to sudden decompression of the bladder wall and the release of small mucosal blood vessels. It typically resolves within 24–48 hours with adequate hydration. Your urologist will monitor this and advise if further evaluation is needed.

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).

3 réponses

  1. Cher Dr Pommy, je vous remercie d'avoir écrit cet article. C'est exactement ce que j'avais besoin de lire aujourd'hui à propos de mon dilemme. Je prie pour que nous puissions bientôt nous rendre à Pattaya afin de régler ce problème en moi.

    Bénédictions à vous !

    Dr. Stephen Ronzano

    P.S. Rendez-vous dimanche matin à la RPP.

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