We do not currently know of any antonyms for decompression sickness.
The noun decompression sickness is defined as:
A sometimes fatal condition resulting from the formation of nitrogen bubbles in the blood and tissues, because of too rapid decompression, seen especially in deep-sea divers ascending rapidly from a dive. It is characterized by severe pains in the joints and chest, skin irritation, cramps, nausea, and paralysis.
