The expression of RET/PTC fusion gene adds support to the hypothesis that this tumour is a variant of PC, probably related to the oncocytic variant of PC..     ///    Warthin-like tumour of the thyroid gland: RET/PTC expression indicates it is a variant of papillary carcinoma..     ///    We performed an histological and immunohistochemical study with emphasis on RET/PTC expression.     ///    An interesting finding was the strong positivity with the antibody against RET/PTC. 