title: Immunohistochemical and histopathological features of keratosis obturans and cholesteatoma of the external auditory canal. Atypical keratosis obturans.
authors.forename: Jerzy
authors.initials: J
authors.lastname: Kuczkowski
authors.forename: Boguslaw
authors.initials: B
authors.lastname: Mikaszewski
authors.forename: Waldemar
authors.initials: W
authors.lastname: Narozny
mesh_terms: D002781:Cholesteatoma / Q000473:pathology*; D004424:Ear Canal / Q000473:pathology*; D004427:Ear Diseases / Q000473:pathology*; D006801:Humans; D007150:Immunohistochemistry / Q000379:methods; D007642:Keratosis / Q000473:pathology*