Medical Surgical Urinary retention vs Incontinence #2

Question

A male client in the intensive care unit (ICU) is prescribed a catheter placement but the nurse is unable to pass the catheter due to narrowing of the lumen of the urethra. Which does the nurse suspect when the health care provider confirms a mechanical narrowing?

Answers

  1. A history of renal calculi.
    • Rationale:

      This answer is not correct because mechanical narrowing of the urethra is not caused by renal calculi. Mechanical narrowing of the urethra can be caused by a variety of conditions. One cause for male clients is often urethral strictures.

  2. A history of urethral stricture.
    • Rationale:

      This answer is correct because urethral strictures is a cause of mechanical narrowing of the urethra which can make the insertion of an indwelling urinary catheter difficult.

  3. A history of urinary incontinence.
    • Rationale:

      This answer is not correct because mechanical narrowing of the urethra is not caused by a history of incontinence. Mechanical narrowing of the urethra can be caused by a variety of conditions. One cause for male clients is often urethral strictures.

  4. A history of successfully treated sexually transmitted infection (STI).
    • Rationale:

      This answer is not correct because mechanical narrowing of the urethra is not caused by a history of successfully treated STIs. Mechanical narrowing of the urethra can be caused by a variety of conditions. One cause for male clients is often urethral strictures.

Overview

There are several conditions which can make the insertion of an indwelling urinary catheter difficult to obtain. Urethral stricture may cause a narrowing of the urethra lumen because of scar tissue that forms due to injury/trauma, infection, congenital abnormalities, enlarged prostate, or untreated sexually transmitted infections (STIs).

Explanation

Learning Outcomes

Mechanical narrowing of the urethra can be caused by a variety of conditions. One cause for male clients is often urethral strictures. Urethral stricture may cause a narrowing of the urethra lumen because of scar tissue that forms due to injury/trauma, infection, congenital abnormalities, enlarged prostate, or untreated sexually transmitted infections (STIs). This narrowing may cause difficulty when inserting an indwelling urinary catheter.

Test Taking Tip

Consider each choice as true or false in regards to a known cause for mechanical narrowing of the urethra to answer this question correctly.

Video Rationale