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Questions and Answers
How should the patient be positioned for percussing the heart borders?
How should the patient be positioned for percussing the heart borders?
- Supine on an examining table (correct)
- Sitting on a chair
- Lying on the left side
- Standing upright
What is the recommended method of percussion for outlining the cardiac dullness?
What is the recommended method of percussion for outlining the cardiac dullness?
- Percussion with finger parallel to cardiac
- Indirect percussion
- Orthopercussion method of Plesch (correct)
- Percussion with finger at right angle to cardiac
Which finger position is recommended for the orthopercussion method of Plesch?
Which finger position is recommended for the orthopercussion method of Plesch?
- Middle finger at right angle to cardiac (correct)
- Index finger at right angle to cardiac
- Thumb parallel to cardiac
- Ring finger parallel to cardiac
What mistake do many beginners make when attempting to outline the cardiac dullness?
What mistake do many beginners make when attempting to outline the cardiac dullness?
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At which end of the first phalanx should the flexed finger be struck in the orthopercussion method of Plesch?
At which end of the first phalanx should the flexed finger be struck in the orthopercussion method of Plesch?
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Study Notes
Positioning for Percussing Heart Borders
- The patient should be positioned in a seated or supine position, with the chest exposed and the arm on the side being examined raised above the head.
Percussion Method for Outlining Cardiac Dullness
- The recommended method of percussion for outlining cardiac dullness is the orthopercussion method of Plesch.
- In this method, the flexed finger should be struck at the end of the first phalanx.
Finger Position for Orthopercussion Method
- The finger position recommended for the orthopercussion method of Plesch is a flexed finger.
Common Mistake in Outlining Cardiac Dullness
- Many beginners make the mistake of striking the chest wall too heavily or too lightly, which can lead to inaccurate results.
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