Basal cell carcinomas of the eyelid and the periorbital region.
D000368:Aged; D002280:Basal Cell Carcinoma / Q000648:ultrastructure*; D002281:Carcinoma, Basosquamous / Q000648:ultrastructure; D005142:Eyelid Neoplasms / Q000648:ultrastructure*; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009918:Orbital Neoplasms / Q000648:ultrastructure*