The lesion needs to be removed if the biopsy indicates cancer. These tumors can also be caused when cancer spreads from another part of the body to the temporal bone (metastasis).Ĭhronic skin infections of the ear canal increase the risk. Fair skinned people are more susceptible to skin cancer and, therefore, have a greater risk of developing temporal bone cancer. Temporal bone tumors are usually caused by a tumor that begins on the skin near the ear and later spreads to the bone. After years of exposure, basal cell skin cancer or squamous cell cancer can develop. The skin on the ear (pinna) is exposed to the sun. ![]() If the tumor grows into the temporal bone it can cause hearing loss, dizziness, and facial paralysis. Squamous cell cancer grows deeper into the body and is more likely to spread. These tumors can spread to the inside of the ear but rarely other parts of the body. The ulcer later bleeds and becomes painful. The lump can be painless or an ulcer might develop in the center of the lump. Then, a pearly white bump appears which grows slowly. A scaly area of skin on the ear, which does not improve with the application of moisturizer, is usually the first sign. The patient might notice drainage from the canal or pain inside the ear.Īn ear, nose and throat (ENT) specialist must examine any ear infection that does not go away.īasal skin carcinoma is the most common type of ear and temporal bone cancer. A tumor also might start inside the ear canal. ![]() Tumors often start as scaly areas or white bumps on the outside of the ear.
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