October 21,2020

A 64 year-old male referred for a biopsy-proven basal cell carcinoma on his nose points out a slowly enlarging lesion on his cheek. You are suspicious of this lesion and do a biopsy which reveals the following histology:

What is the most likely diagnosis?

  • Mucinous carcinoma
  • Desmoplastic trichoepithelioma
  • Adenoid basal cell carcinoma
  • Adenoid cystic carcinoma
  • Microcystic adnexal carcinoma