Thymic carcinoma
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Thymic carcinoma is a malignant tumour of the thymus. It was previously known as thymic tumour type C.
General
- Rare.
- Usually arise de novo, i.e. thymoma is not generally a precursor.
- Risk factors - possibly: smoking, radiation.[1]
Microscopic
Features:[2]
- Cytologically malignant - variable morphology.
- Squamous cell carcinoma is the most common (65-73% of cases[1][3]).
- +/-Squamous differentiation.
Notes:
- Staging depends on capsular invasion.
DDx:
Images
- Thymic carcinoma - low mag. (webpathology.com).
- Thymic carcinoma - high mag. (webpathology.com).
- Thymic carcinoma - lymphoepithelioma-like - high mag. (webpathology.com).
IHC
Features:[2]
Note:
- Should stain with keratins.
See also
References
- ↑ 1.0 1.1 1.2 1.3 Thomas de Montpréville, V.; Ghigna, MR.; Lacroix, L.; Besse, B.; Broet, P.; Dartevelle, P.; Fadel, E.; Dorfmuller, P. (Mar 2013). "Thymic carcinomas: clinicopathologic study of 37 cases from a single institution.". Virchows Arch 462 (3): 307-13. doi:10.1007/s00428-013-1371-y. PMID 23319214.
- ↑ 2.0 2.1 Humphrey, Peter A; Dehner, Louis P; Pfeifer, John D (2008). The Washington Manual of Surgical Pathology (1st ed.). Lippincott Williams & Wilkins. pp. 147. ISBN 978-0781765275.
- ↑ Zhao, Y.; Zhao, H.; Hu, D.; Fan, L.; Shi, J.; Fang, W. (Sep 2013). "Surgical treatment and prognosis of thymic squamous cell carcinoma: a retrospective analysis of 105 cases.". Ann Thorac Surg 96 (3): 1019-24. doi:10.1016/j.athoracsur.2013.04.078. PMID 23866799.
- ↑ Rossi, V.; Donini, M.; Sergio, P.; Passalacqua, R.; Rossi, G.; Buti, S. (Apr 2013). "When a thymic carcinoma becomes a GIST.". Lung Cancer 80 (1): 106-8. doi:10.1016/j.lungcan.2013.01.003. PMID 23375402.
- ↑ Cotran, Ramzi S.; Kumar, Vinay; Fausto, Nelson; Nelso Fausto; Robbins, Stanley L.; Abbas, Abul K. (2005). Robbins and Cotran pathologic basis of disease (7th ed.). St. Louis, Mo: Elsevier Saunders. pp. 708. ISBN 0-7216-0187-1.