Title: Collision Tumor of Thyroid: A Rare Case Report
Authors: Khethmal P, Arun Kumar
DOI: https://dx.doi.org/10.18535/jmscr/v6i10.178
Abstract
Introduction
Co existence of two or more independent, histologically distinct tumors separated by non neoplastic stroma in the same organ is collision tumor. It is different from composite tumors, which are composed of different tumor in close proximity with histologic intermingling of tumor cells. collision tumors within thyroid are rare.
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