Bilateral parotid gland swelling: An unusual presentation of B cell lymphoma.

This case report describes a 45-year-old woman with acute, bilateral parotid gland swelling caused by B-cell lymphoma. Enlarged, tender salivary glands are more commonly caused by infection, inflammation, or obstruction from salivary gland stones or tumors. This patient initially was treated for common causes of parotitis; however, her condition did not respond to the standard management and she ultimately was diagnosed with B-cell lymphoma.