Following a cerebrovascular accident, a patient lying in the supine position aspirated gastric contents. In what area(s) of the lungs would a lung abscess be most likely to develop?
1. Posterior segments of the upper lobes
2. Apical segments of the upper lobes
3. Superior segments of the lower lobes
4. Anterior segments of both lower lobes
a. 1
b. 1, 3
c. 1, 4
d. 1, 2, 3
B
In the supine position, gastric contents would likely enter the superior segment of the lower lobes or posterior segment of the upper lobes, the gravity-dependent segments in the supine position.
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