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necrotizing sialometaplasia

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sialometaplasia /si·alo·meta·pla·sia/ (-met″ah-pla´zhah) metaplasia of the salivary glands.
necrotizing sialometaplasia  a benign inflammatory condition of the salivary glands, simulating mucoepidermoid and squamous cell carcinoma.

necrotizing sialometaplasia
n.
Squamous metaplasia of the salivary gland ducts and lobules with ischemic necrosis of the salivary gland lobules, occurring most frequently in the hard palate.

necrotizing sialometaplasia
Oral pathology A benign self-limited reactive salivary gland inflammation, which may clinically and histologically mimic malignancy–eg, mucoepidermoid carcinoma; most occur in minor salivary glands–SG; it may occur in SGs of the upper aerodigestive tract, or larynx DiffDx Mucoepidermoid carcinoma, SCC


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Abstract Necrotizing sialometaplasia is a benign, spontaneously healing inflammatory condition.
MECs must be distinguished from necrotizing sialometaplasia, chronic sialadenitis, cystadenoma, cystadenocarcinoma, squamous cell carcinoma, epithelial-myoepithelial carcinoma, clear cell carcinoma (not otherwise specified), and metastatic tumors.
Necrotizing sialometaplasia is a benign, self-limited, reactive inflammatory process that involves salivary glands.
 
 
 
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