<unk>  is rare malignant neoplasm of thyroid gland which shows tumor<unk> s with distinct<unk>  differentiation. The incidence of SCTC is less than 1% out of thyroid malignancies.
Squamous-cell thyroid carcinoma
Thyroid lymphoma
Anaplastic thyroid cancer
Papillary thyroid cancer
Medullary thyroid cancer
Follicular thyroid cancer
Poorly differentiated thyroid cancer
Thyroid adenoma