Bilateral submandibular eosinophilic sialodochitis progressing to chronic obstructive sialadenitis with sialolith: Case report and review of the literature.

A 58-year-old woman with a two-year history of recurrent submandibular gland swelling was found to have eosinophilic sialodochitis that had progressed to chronic obstruction with stone formation, ultimately requiring surgical removal of both glands.

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