Columnar Cell Variant Thyroid Gland Papillary Carcinoma

**Semantic type:** Neoplastic Process

**Definition:** A morphologic variant of papillary carcinoma of the thyroid gland characterized by the presence of pseudostratified malignant follicular cells.

**Synonyms:** - Columnar Cell Variant Papillary Carcinoma - Columnar Cell Variant Papillary Thyroid Gland Carcinoma - Papillary Thyroid Carcinoma, Columnar Variant