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The first step to solving the problem of vertigo is obtaining the correct diagnosis. This is often a complicated process. The history and physical examination remain the most important elements of evaluation. Nearly all patients should undergo hearing testing to help evaluate the inner ear function. Some patients may also require other audiologic testing, such as brainstem auditory evoked response testing, BAER, or BSER. Otoacoustic emissions, OES, electrocardiography, ECOG, videonystagmography, ENG, or VNG. Occasionally radiologic studies such as CT or MRI may be requested as well. Not every patient requires every test. The specialists analyze the information gathered from the history and physical exam, as well as the various diagnostic studies, in order to determine the diagnosis.
