Thyroid Gland Medullary Carcinoma, also known as medullary thyroid carcinoma, is related to multiple endocrine neoplasia, type iia and multiple endocrine neoplasia, type iib. An important gene associated with Thyroid Gland Medullary Carcinoma is RET (Ret Proto-Oncogene), and among its related pathways/superpathways are Gastrin signaling pathway and VEGF Pathway (Tocris). The drugs D-Tyrosine and 3-Iodobenzylguanidine have been mentioned in the context of this disorder. Affiliated tissues include thyroid and lymph node, and related phenotypes are endocrine/exocrine gland and digestive/alimentary