mucus extravasation phenomenon

mucus extravasation phenomenon

extravasation of mucus into the surrounding connective tissue from a damaged minor salivary gland excretory duct followed by an inflammatory reaction leading to the formation of a pool of macrophages and mucin surrounded by a wall of granulation tissue, visible as a small nodule or vesicle on the oral mucosa. Also called mucocele. Compare mucus retention cyst.
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Mucus extravasation phenomenon
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The term mucus extravasation phenomenon ( or escape reaction) is used when mucus has been extruded into the connective tissue and is surrounded by a granulation tissue envelope.