Are malignant middle ear lesions common? Increased density of the cochlea seen on the CT of a patient with a history of chronic ear infections is probably what? List four other masses that may involve the middle ear. What are the common causes of sensorineural hearing loss? What condition does opacification of the mastoid air cells with or without bony destruction indicate? What diagnosis does opacification of the middle ear with thickening of the tympanic membrane but no bony erosion or mass effect suggest? What do bilateral lytic lesions (i.e., bony erosions) around the cochlea of a young or middle-aged woman likely represent? What does a glomus tympanicum tumor look like on CT? What does a soft tissue mass in the external auditory canal of an elderly patient with diabetes and purulent otorrhea probably indicate? What is a prominent clinical symptom of glomus tympanicum tumors? What is eroded commonly with a cholesteatoma? What is the most common malignant neoplasm of the external ear? What should be excluded when suspected otitis is associated with bone erosion? Book traversal links for Ear ‹ Does a pleomorphic adenoma enhance? Up Are malignant middle ear lesions common? ›