[Necrotizing sialometaplasia--diagnostic difficulties--literature review]. / Necrotizing sialometaplasia--trudnosci diagnostyczne--przeglad pismiennictwa.

Necrotizing sialometaplasia is a benign, self-limiting inflammatory process, which concerns small salivary glands. This kind of lesion is very rare, with difficulties in clinical and histopathological diagnosis. Ulceration is the dominating symptom, which may suggest that it is a malignancy. Lesions usually heal spontaneously.