“…Such involvement depends on: (1) neoplastic infiltration, (2) infections and (3) hemor-rhage. Leukemia in the ear can cause bleeding hemorrhages of the external ear and tympanic membrane, skin lesions of the external auditory canal, red or thick tympanic membrane, hemorrhagic or serous acute otitis media with effusion or suffusion of the mucosa of the middle ear, conductive or sensorineural hearing loss, acute otomastoiditis with facial or acoustic cranial nerve paralysis [10,11,16,18,19,20,24,36,38,39].…”