Anaplastic thyroid cancer pathophysiology

	Anaplastic thyroid cancer Microchapters
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Ammu Susheela, M.D. [2]

Overview

Anaplastic tumors have a high mitotic rate and lymphovascular invasion. It rapidly invades surrounding tissues (such as the trachea). The presence of regional lymphadenopathy in older patients in whomneedle aspiration biopsy reveals characteristic vesicular appearance of the nuclei would support a diagnosis of anaplastic carcinoma.