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Difficulty: EasyTechniques of Physical Assessment

During a routine cardiovascular check, a nurse needs to evaluate a client for carotid bruits. What is the appropriate method to conduct this evaluation?

  1. Apply the bell of the stethoscope lightly over the artery while instructing the client to temporarily hold their breath.Answer
  2. B
    Press the diaphragm of the stethoscope firmly against the neck to detect high-pitched vascular murmurs.
  3. C
    Palpate both carotid arteries simultaneously to compare the amplitude and rhythm of the pulses.
  4. D
    Delegate the auscultation of the vascular sounds to the Unlicensed Assistive Personnel (UAP).

Answer

The nurse should lightly apply the bell of the stethoscope over the carotid artery while the client holds their breath.
Evaluating for a carotid bruit requires listening for low-pitched, turbulent blood flow. The bell of the stethoscope is the correct tool for low-pitched sounds, and it must be applied lightly so it does not compress the artery. Asking the client to hold their breath ensures that normal respiratory sounds do not obscure the bruit.

Step-by-Step Solution

1
Identify the target sound
A bruit is a low-pitched, blowing sound indicating turbulent blood flow.
Knowing the pitch of the sound determines which part of the stethoscope to use.
2
Select the correct instrument component
Choose the bell of the stethoscope.
The bell is specifically designed to transmit low-pitched sounds, whereas the diaphragm is for high-pitched sounds.
3
Minimize competing noises
Instruct the client to hold their breath during auscultation.
Normal tracheal breath sounds can easily mask the subtle, low-pitched sound of a carotid bruit.

Key Concept

Instrument selection and technique for vascular assessment
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Topics

Techniques of Physical Assessment

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