Labels:bulletin board | chat room | hakham | sky OCR: THE FOUR MAJOR TYPES OF PRIMARY THYROID CARCINOMA Prognosis: aico Subtypt microcarcinoms less than 1% K intrathyroid ans extrathysoid more than50% tess fotticutar 15-20% M than 5% angioinvasir nos 50% anaptastic 10-15% M LA 100% ess than K aith lymph nod metastises: more than 50% LOGICAL Subtypes tolfcutas meduttary