(Adapted, with permission, from Fagin JA (Adapted, with permission, from Fagin JA. Genetic basis of endocrine disease 3: molecular defects in thyroid gland neoplasia. J Clin Endocrinol Metab. 1992;75:1398.) Source: Chapter 7. The Thyroid Gland, Greenspan’s Basic & Clinical Endocrinology, 9e Citation: Gardner DG, Shoback D. Greenspan’s Basic & Clinical Endocrinology, 9e; 2011 Available at: https://accessmedicine.mhmedical.com/DownloadImage.aspx?image=/data/Books/gard9/gard9_c007f047.gif&sec=39745971&BookID=380&ChapterSecID=39744047&imagename= Accessed: October 09, 2017 Copyright © 2017 McGraw-Hill Education. All rights reserved