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July 1986

Problems in Air Cisternography

Author Affiliations

From the Denver Ear Associates (Dr Barrs), and the Department of Otolaryngology—Head and Neck Surgery, Lackland Air Force Base, Tex (Dr Vedder).

Arch Otolaryngol Head Neck Surg. 1986;112(7):769-772. doi:10.1001/archotol.1986.03780070081017

• False-positive computed tomography with air cisternography is suspected with either air in the lateral internal auditory canal or a flat filling defect. False-negative air cisternography should be suspected if the internal auditory canal has a mottled appearance or if audiometric or auditory brain-stem response deficit progresses.

(Arch Otolaryngol Head Neck Surg 1986;112:769-772)