Synonyms
There are no current synonyms for this neoplasm. Historically, it has been confused with another neoplastic entity, namely adenoid cystic carcinoma.
Definition
A malignant epithelial neoplasm composed of closely packed cells with hyperchromatic nuclei and scant cytoplasm, with a solid growth pattern, small cystic spaces, and foci of necrosis. The diagnosis depends on the demonstration of squamous cell dysplasia/carcinoma in situ in the overlying mucosa.
Clinical Features
Incidence
Basaloid squamous cell carcinoma (BSCC) is a rare entity and there are no global worldwide incidence data available. In most published series, the incidence ranges from 0.07% to 11.3% of all esophageal carcinomas.
Age
In the published series, the mean age at the time of diagnosis is around 60 years.
Sex
There is a slight predominance in males.
Site
This type of neoplasm has been classically described in the upper aerodigestive tract, namely at the larynx and the esophagus, but it can also be...
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References and Further Reading
Chen, S.-B., Weng, H.-R., Wang, G., Yang, W.-P., Li, H., Liu, D.-T., & Chen, Y.-P. (2012). Basaloid squamous cell carcinoma of the esophagus. Journal of Cancer Research and Clinical Oncology, 138(7), 1165–1171.
Imamhasan, A., Mitomi, H., Saito, T., Hayashi, T., Takahashi, M., Kajiyama, Y., & Yao, T. (2012). Immunohistochemical and oncogenetic analyses of the esophageal basaloid squamous cell carcinoma in comparison with conventional squamous cell carcinomas. Human Pathology, 43(11), 2012–2023.
Sarbia, M., Verreet, P., Bittinger, F., Dutkowski, P., Heep, H., Willers, R., & Gabbert, H. E. (1997). Basaloid squamous cell carcinoma of the esophagus – Diagnosis and prognosis. Cancer, 79(10), 1871–1878.
Zhang, X.-H., Sun, G.-Q., Zhou, X.-J., Guo, H.-F., & Zhang, T.-H. (1998). Basaloid squamous carcinoma of esophagus: A clinicopathological, immunohistochemical and electron microscopic study of sixteen cases. World Journal of Gastroenterology, 4(5), 397–403.
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Gasparinho, M.G., Fonseca, I. (2017). Basaloid Squamous Cell Carcinoma, Esophageal. In: Carneiro, F., Chaves, P., Ensari, A. (eds) Pathology of the Gastrointestinal Tract. Encyclopedia of Pathology. Springer, Cham. https://doi.org/10.1007/978-3-319-40560-5_1565
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DOI: https://doi.org/10.1007/978-3-319-40560-5_1565
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