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Dizziness is a common cause of emergency room (ER) visits.1 The yield of various diagnostic tests in patients with dizziness has been evaluated in outpatient or ambulatory care settings but no data are available regarding cost effectiveness of CT in these patients. We prospectively evaluated the diagnostic yield of head CT in the evaluation of dizziness presenting in an ER setting.
All consecutive patients with a chief complaint of acute dizziness or vertigo in the ER, who underwent head CT were enrolled in study (n = 344) at two hospitals (Millard Fillmore Gates Circle Hospital …