Fig. 4From: The variable morphological spectrum of penile basaloid carcinomas: differential diagnosis, prognostic factors and outcome report in 27 cases classified as classic and mixed variantsUsual-basaloid squamous cell carcinoma. a- Superiorly, note areas of usual squamous cell carcinoma. The inferior part shows features of classic basaloid carcinoma. b- Nests of tumors composed by different cells types. In the upper left, intermediate grade neoplastic cells with ample cytoplasm. In the lower right, nests of small basaloid cells. c- Sheets of squamous cell carcinoma of usual type. d- Small nests of tumors with characteristic features of basaloid squamous cell carcinomaBack to article page