This rash appeared 9 hours after a scuba dive. What is the diagnosis?
Correct Answer: Decompression sickness
Description: Answer A. Decompression sicknessCutis marmorata is a dermal manifestation of decompression sickness. Initially, there is erythema accompanied by pruritus, and then the rash spreads irregularly and deepens in color. It develops a mottled appearance, with areas of pallor surrounded by cyanotic patches. During recompression, the rash resolves.
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