What is the bone ulcers otitis media

Bone ulcers otitis media: also known as necrotizing otitis media or granulation otitis media, More acute necrotizing otitis media by the protracted come. Organization to undermine more extensive and deep bone lesions, ossicle, drum sinus surrounding tissue necrosis may occur; mucosal epithelial damage, partial or polyps with granulation tissue formation. This type of characteristics: ear for discharging more persistent, purulent there bloodshot, often the smell. The perforation of the tympanic membrane tension can be involved drum Central or marginal perforation. Indoor drum granulation or polyps, and the piercing process in the external auditory canal. Conductive deafness heavier. Mastoid X-ray plates or to hardening type of barrier, accompanied by destruction of bone defect.