A collision tumor of basal cell carcinoma and atypical fibroxanthoma: A case report

Abstract

Key Clinical Message An 83‐year‐old man presented an elevated skin lesion in the left temporal area. The resected specimen was identified between a basal cell carcinoma and an atypical fibroxanthoma. A final diagnosis of basal cell carcinoma and atypical fibroxanthoma was made. This study reports a rare case of a cutaneous collision.

Keywords

• atypical fibroxanthoma
• basal cell carcinoma
• collision tumor
• skin neoplasms