label: Diffuse Sclerosing Variant Thyroid Gland Papillary Carcinoma
label_lc: diffuse sclerosing variant thyroid gland papillary carcinoma
description: A morphologic variant of papillary carcinoma of the thyroid gland that more often affects young patients and commonly metastasizing to the lungs.  It is characterized by a diffuse infiltration of the thyroid gland by malignant follicular cells, squamous metaplasia, stromal fibrosis, and lymphocytic infiltration.