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thyroid gland spindle cell tumor with thymus-like differentiation

A rare, slow growing, primary carcinoma of the thyroid gland characterized by a lobulated architectural pattern and the presence of a biphasic cellular population composed of spindle epithelial cells and glandular cells. A small number of cases are composed exclusively of spindle epithelial cells or glandular cells.

Therapeutic area
Oncology · Endocrine / Metabolic
Rarity
Unknown
Prevalence
MONDO
MONDO:0006466

Overview

A rare, slow growing, primary carcinoma of the thyroid gland characterized by a lobulated architectural pattern and the presence of a biphasic cellular population composed of spindle epithelial cells and glandular cells. A small number of cases are composed exclusively of spindle epithelial cells or glandular cells.

Content last reviewed: 2026-06