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IN THE treatment of patients with a perforated drum membrane, it is customary to apply a moderately caustic solution, such as 10% silver nitrate, by means of a cotton-tipped applicator to the edge of the perforation. It happens occasionally that some patients experience severe pain following this treatment. To render this treatment tolerable to such patients, it has been my custom to apply to the perforation a pledget of cotton moistened with a topical anesthetic prior to the application of silver nitrate. Two of the patients so treated have experienced transitory anesthesia of the internal ear. One experienced deafness; the other, vertigo. The case reports follow:
Case 1.—J. B. M., a 20-year-old white youth, was under treatment for bilateral otitis externa in July and Aug., 1947. During the course of treatment, the canal and drum of the left 32 Audiogram showing results of application of topical anesthetic to middle ear.
VANDERBEEK FB. ANESTHESIA OF INTERNAL EAR FOLLOWING APPLICATION OF TOPICAL ANESTHETIC TO MIDDLE EAR. AMA Arch Otolaryngol. 1952;55(5):602–603. doi:10.1001/archotol.1952.00710010616012
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