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Metastatic disease in the parotid gland and its associated lymph nodes is generally thought to be uncommon. A review of 121 cases was undertaken to study the incidence, histology and prognosis of secondary malignancy in the parotid region. Forty-two per cent of the cases were secondary malignancies. The majority of these were squamous cell carcinoma, and in this group the prognosis was poor.
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Bergersen et al. (1987) studied this question.
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