soft-tissue abnormalities of the eac that can be evaluated with ct include atresia , edema , hemorrhage , fracture , posttraumatic or infection-caused keloid , malignant external otitis , hemangioma , lymphangioma , papilloma , keratosis obturans , acquired cholesteatoma , adenoma , ceruminoma , fibroma , mixed tumor , sarcoma , and basal cell , squamous cell , or adenocystic carcinoma .
C0001430
adenoma
C0026277
mixed