Plural of colpitis; multiple cases or instances of vaginal inflammation.
From colpitis + -es (plural form of medical conditions). Medical English preserves Latin/Greek pluralization patterns, where -itis conditions typically pluralize as -itises rather than adding a simple -s.
In medical writing, 'colpitises' looks unwieldy, which is why doctors increasingly prefer saying 'cases of colpitis' instead—it's a small sign of how medical language is slowly becoming more practical and less Latin-dependent.
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