Warthin tumors - Tumor of salivary gland
Warthin tumors ( Also known as Adenolymphoma ) 👉 Second most common tumors of salivary gland. 👉This tumor 1st recognized by Albrecht in 1910 and later described by warthin in 1929 👉It occurs mainly in parotid gland. And sometimes also seen in submaxillary gland(rare). ☀️ Pathogenesis :- 👉 Current accepted theory - The tumor arise in salivary gland tissue trapped within paraparotid or intraparotid lymph nodes during embryogenesis. 👉 Hus and Coworkers studies the tumor immunohistochemically and suggested that the lymphoid component of the tumor is an exaggerated secretory immune response. ☀️(Immune reaction in salivary duct that causes oncocytic change) 👉 There is a strong association with cigarette smoking. 👉 Epstein Barr virus also cause the warthin tumors ☀️ Clinical findings: - 1) Commonly present in the 6th and 7th decades ( Average 62) 2) The tumor is generally superficial, lying just beneath the parotid capsule or protruding through it. Painless 4) Firm to palpation 5)
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