Radiología
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To determine the most common clinical indications for different diagnostic neuroimaging tests. To analyze the diagnostic yield for each type of test in function of its clinical indication. To quantify the number of additional imaging tests generated as a consequence of pathological findings on the initial study or of the physician's requesting an inappropriate study. ⋯ Most neuroimaging studies are performed for especially prevalent clinical indications; however, in many cases the degree of concordance between the clinical and radiological diagnosis shows there is much room for improvement.