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Fluoroscopy-guided Lumbar Puncture: Decreased Frequency of Traumatic Tap and Implications for the Assessment of CT-negative Acute Subarachnoid HemorrhageGo

Clifford J. Eskey anGo,a and Christopher S. Ogilvya

a From the Departments of Radiology (C.J.E.) and Neurosurgery (C.S.O.), Massachusetts General Hospital, Boston, MA.



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  		FIG 1. Cumulative percentage of CSF samples with a CSF erythrocyte count above an arbitrarily chosen level. The x-axis represents the arbitrarily chosen erythrocyte count above which a lumbar puncture (LP) is considered traumatic. The y-axis represents the percentage of lumbar punctures that had an erythrocyte count above this level





Copyright © 2009 by the American Society of Neuroradiology. Print ISSN: 0195-6108 Online ISSN: 1936-959X