Most common thyroid Cancer is
Papillary carcinoma of thyroid: - constitutes >85% of all thyroid carcinoma - occurs due to mutation of genes encoding: *RET gene *NTRK1 receptor tyrosine kinases *BRAF gene These tumours may be solitary or multivocal. On microscopy: - branching papillae with fibrovascular stalk lined by cuboidal epithelium - nuclei of cells are optically clear with dispersed chromatin and has Orphan Annie eye nuclei (Ref : ROBBINS Text book of pathology) REF IMG
Papillary carcinoma
Follicular carcinoma
Medullary carcinoma
Anaplastic carcinoma
Endocrinology