An oxyphil adenoma occurred in a patient who had a previous benign mixed tumor of the same parotid gland and a coincidental neurofibroma of the cervical spine. Electron microscopic study demonstrated typical mitrochondrial hyperplasia of the oncocytes. A common stimulus for the production of all three benign neoplasms could not be demonstrated.
Trejo IH, Harwood TR, Goldstein JC, Summers GW. Oxyphil Adenoma Four Years After a Benign Mixed Tumor. Arch Otolaryngol. 1972;96(6):570–572. doi:10.1001/archotol.1972.00770090848014
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