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Papers of the Week
Shifts in Diagnostic Testing for Headache in the Emergency Department, 2015 to 2021.
Authors
Mark DG, Horton BH, Reed MEAbstract
Subarachnoid hemorrhage is typically diagnosed by noncontrast head computed tomography (CT); lumbar puncture is recommended if computed tomography is nondiagnostic, although CT cerebral angiography has been promoted as an alternative to lumbar puncture in this diagnostic pathway. The outcomes of this debate in practice have not been studied.