Sections show desquamated keratin flakes surrounded by minimal inflammatory cell infiltrate including lymphocytes and plasma cells. No evidence of specific granulomas. Picture is consistent with cholesteatoma. No evidence of malignancy
Right Chronic Suppurative Otitis Media (CSOM) with extensive cholesteatoma.
Two soft tissue fragments collectively measured 1.7x1.3x0.5 cm, totally embedded.
Middle ear growth, biopsy :