A hernia or pouching of the antrum, usually referring to an abnormal outpouching of the maxillary sinus.
From Latin 'antrum' (cave) + Greek 'kele' (hernia, swelling). Combines two medical root words to describe a cavity-related bulging condition that developed in medical terminology during the 19th century.
This is a perfect example of how doctors blend Latin and Greek to name new medical problems—when they found air sacs could bulge abnormally, they literally said 'cave-hernia' to describe it, showing how medical language borrows from ancient languages to stay precise.
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