Primary non-Hodgkin's lymphoma of the salivary glands. An analysis of 22 cases.

Twenty-two patients with primary non-Hodgkin's lymphoma (P-NHL) of the salivary glands have been studied with reference to age, sex, clinical symptoms, location of primary tumor, histological subtype, grade of malignancy according to the Working Formulation, stage of disease, treatment and follow up. The clinical features corresponded with previously reported data on salivary gland lymphomas. The most frequent histological diagnosis was MALT lymphoma. Most patients had a localised low-grade lymphoma. Overall survival was influenced by grade of malignancy according to the Working Formulation.