[Poorly differentiated carcinoma of the thyroid--immunohistochemical evaluation of p53 and p27 protein expression].


Thyroid carcinomas represent a broad spectrum of tumours with different biologic behaviours. The gap between the indolent course of well-differentiated papillary and follicular carcinomas and the very aggressive behaviour of anaplastic carcinomas is filled by variants of thyroid carcinoma with intermediate prognosis, designated in the literature as poorly… (More)