CCDC6 and medullary thyroid gland carcinoma: 10,196 genes, 7 other components: a parathyroid cassette, a medullary thyroid cancer (MTC) cassette, a BRAFV600Ecassette, RET/PTC1 and RET/PTC3 fusion detection modules, follicular content index, Hürthle cell index, and Hürthle neoplasm index