Definition
HPV-related tumor with warty and basaloid features.
Clinical Features
Incidence
It is a rare tumor.
Age
It occurs in the 6th decade of life.
Sex
Male.
Site
It occurs as a large mass involving glans, coronal sulcus, and foreskin.
Treatment
Penectomy.
Outcome
It is aggressive and it behawes as basaloid carcinoma with inguinal nodal metastases in about one-half of patients, with a high mortality rate from disease (Chaux et al. 2012).
Macroscopy
Grossly the tumor is well circumscribed and yellowish white. The biphasic appearance is observed macroscopically with an exophytic papillomatous feature on the surface and solid white gray deeply infiltrating mass.
Microscopy
This tumor has more than 10% of basaloid cells that are located in superficial papillae or the deep front of invasion or in both areas. It shows koilocytosis and other characteristics features of warty carcinoma in more than 10% of the tumor mass, even in the intraepithelial variant (Fig. 1), but the predominance...
References and Further Reading
Chaux, A., Tamboli, P., Ayala, A., Soares, F., RodrÃguez, I., Barreto, J., & Cubilla, A. L. (2010). Warty-basaloid carcinoma: Clinicopathological features of a distinctive penile neoplasm. Report of 45 cases. Modern Pathology, 23(6), 896–904.
Chaux, A., Velazquez, E. F., Barreto, J. E., Ayala, E., & Cubilla, A. L. (2012). New pathologic entities in penile carcinomas: An update of the 2004 World Health Organization Classification. Seminars in Diagnostic Pathology, 29(2), 59–66.
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Colecchia, M., Bertolotti, A. (2019). Penile Warty-Basaloid Carcinoma. In: van Krieken, J. (eds) Encyclopedia of Pathology. Encyclopedia of Pathology. Springer, Cham. https://doi.org/10.1007/978-3-319-28845-1_4893-1
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DOI: https://doi.org/10.1007/978-3-319-28845-1_4893-1
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