What is the most common cause of the formation of a mucocele?

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Tear or rupture of a salivary gland ductComplete or partial squeezing of the salivary gland aciniInflammation within the gland's connective tissueBlockage of the salivary duct due to a stone

Explanation

A mucocele typically develops when a salivary gland duct ruptures, causing mucus to accumulate in the surrounding tissues. Other factors like compression of acini, inflammation, or duct obstruction by calculi are less commonly responsible.