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Decompression sickness (DCS) is a medical condition observed in divers, caisson workers, and aerospace operations personnel (aviation, spaceflight). It results from outgassing of dissolved nitrogen due to decreased ambient barometric pressure. The U.S. Navy stratifies DCS by severity into Types I and II, a classification scheme first introduced by Golding et al. in 1960. 1 , 2 Type I DCS is mild and predominantly involves the joints, skin, and lymphatic vessels. Type II manifests with life-threatening cerebral, respiratory, and cardiovascular complications