Subcutaneous emphysema _________.
A) is air trapped under the skin
B) results from air escaping the lungs
C) presents as crackling and crepitus during palpation
D) All of the above

Question

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Subcutaneous emphysema is a condition where air gets trapped under the skin, often resulting from air escaping the lungs or other airways. It can be identified by a crackling sensation, known as crepitus, when the area is palpated.

Subcutaneous Emphysema _________