title: Cutaneous spindle cell carcinoma misdiagnosed as atypical fibroxanthoma based on immunohistochemical stains.
authors.affiliation: Department of Dermatology, University of Colorado School of Medicine, Aurora, Colorado.
authors.forename: Anastasia
authors.initials: A
authors.lastname: Benoit
authors.affiliation: Department of Pathology, University of Colorado School of Medicine, Aurora, Colorado.
authors.forename: Joshua
authors.initials: J
authors.lastname: Wisell
authors.affiliation: Department of Dermatology, University of Colorado School of Medicine, Aurora, Colorado.
authors.forename: Mariah
authors.initials: M
authors.lastname: Brown
keywords: AFX, atypical fibroxanthoma; HMWK, high molecular weight keratins; IHC, immunohistochemical; MMS, Mohs surgery; SCC, squamous cell carcinoma; atypical fibroxanthoma; cytokeratin stains; dermatologic oncology; immunohistochemical stains; spindle cell neoplasms; squamous cell carcinoma