8094/3 Basosquamous carcinoma


Mixed basal-squamous cell carcinoma


ICD-O-3 topography code: C44
ICD10: C44

Basosquamous carcinoma is a variant of basal cell carcinoma which displays squamous differentiation. The neoplastic cells have more abundant cytoplasm and more marked keratinization than those of typical basal cell carcinomas. The clinical course is usually more aggressive, and the tumours may produce regional or widespread metastases1
LeBoit PE, Burg G, Weedon D, Sarasin A (Eds.)
World Health Organization Classification of Tumours. Pathology and Genetics of Skin Tumours
3rd Edition
IARC Press: Lyon 2005