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urethral erosion (4-15%) infection (1-14%) urethral atrophy (4-10%) Other less frequent complications are hematoma, urethral stenosis, urinary fistula. [39] Mechanical failures and non-mechanical complications may lead to surgical revision in 8-45% and 7-17% of cases, respectively. The overall device explantation rates in males is reported to ...
The braided mesh is designed to expand radially, applying constant gentle pressure to hold open the sections of the urethra that obstruct the flow of urine. The open, diamond-shape cell design of the stent allows the stent to eventually become embedded in the urethra, thus minimizing the risk for encrustation and migration.
Diagram showing prostate cancer pressing on the urethra. Date: 30 July 2014 (released by CRUK) Source: Original email from CRUK: Author: Cancer Research UK: Permission (Reusing this file) This image has been released as part of an open knowledge project by Cancer Research UK. If re-used, attribute to Cancer Research UK / Wikimedia Commons
Neurogenic bladder dysfunction can involve a malfunctioning urethral sphincter. [8] Urge incontinence can happen when the urethra cannot hold the urine in as the bladder contracts uncontrollably. [9] Retrograde ejaculation can occur in men when the internal urethral sphincter fails to adequately contract during ejaculation. [3]
Common indications for urinary catheterization include acute or chronic urinary retention (which can damage the kidneys) from conditions such as benign prostatic hyperplasia, orthopedic procedures that may limit a patient's movement, the need for accurate monitoring of input and output (such as in an ICU), urinary incontinence that may compromise the ability to heal wounds, and the effects of ...
Examination findings such as blood at the urethral meatus, or a high riding prostate necessitate a retrograde urethrogram prior to insertion. [ 8 ] In the United States, catheter-associated urinary tract infection is the most common type of hospital-acquired infection . [ 8 ]
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The physician will gently insert the tip of the cystoscope into the urethra and slowly glide it up into the bladder. The procedure is more painful for men than for women due to the length and narrow diameter of the male urethra , and results of a 2019 systematic review of the literature found that intraurethral lidocaine greatly reduces this ...