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Updated: Mar 20, 2026
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Spontaneous Murine Model of Anaplastic Thyroid Cancer
Published on: February 3, 2023
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[Clinicopathologic study of primary angiosarcoma of thyroid]
1Department of Pathology, the First Affiliated Hospital of Nanjing Medical University, Nanjing 210029, China.
Summary
Primary thyroid angiosarcoma is a rare, aggressive cancer. Recognizing its features and using specific markers is crucial for accurate diagnosis, distinguishing it from other thyroid malignancies.
Area of Science:
- Oncology
- Pathology
- Vascular Biology
Background:
- Primary angiosarcoma of the thyroid is an exceptionally rare and aggressive malignancy.
- Distinguishing it from other thyroid tumors, particularly anaplastic thyroid carcinoma, is clinically challenging.
Observation:
- This study analyzed three cases of primary thyroid angiosarcoma, examining gross, microscopic, and immunohistochemical features.
- Histologically, tumors exhibited infiltrating patterns with irregular vascular channels and solid growth areas.
Findings:
- Neoplastic cells were epithelioid, spindled, or polygonal with high-grade features including brisk mitotic activity and necrosis.
- Immunohistochemical analysis showed positivity for vascular markers (CD31, ERG, Fli1, CD34, FⅧRAg) and cytokeratin (CKpan).
Implications:
- Accurate diagnosis of primary thyroid angiosarcoma requires careful clinicopathologic assessment.
- The combined use of specific immunohistochemical markers is essential to differentiate this rare tumor from other thyroid malignancies, preventing misdiagnosis.
