caisson disease vs decompression sickness

caisson disease and decompression sickness both are nouns.

Word	Noun	Adjective	Verb	Adverb
caisson disease	Yes	No	No	No
decompression sickness	Yes	No	No	No

As nouns, caisson disease and decompression sickness are synonyms defined as:

caisson disease and decompression sickness: pain resulting from rapid change in pressure

Other synonyms of caisson disease include aeroembolism, air embolism, bends, gas embolism.

caisson disease (noun)	decompression sickness (noun)
pain resulting from rapid change in pressure	pain resulting from rapid change in pressure