Response by Ehrlich et al to Letter Regarding Article, “Safety of Computed Tomographic Angiography in the Evaluation of Patients With Acute Stroke: A Single-Center Experience”
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We appreciate Drs Wu, Tu, and Malhotra’s well-informed comments on our article, “Safety of Computed Tomographic Angiography in the Evaluation of Patients With Acute Stroke: A Single-Center Experience,” and the opportunity to respond. Although the conclusions drawn from our study regarding safety of contrast medium in this setting have been suggested by others in the past,1–3 it was felt our own experience compared with a contemporary control group would provide guidance for neurologists in practice who manage acute ischemic stroke. We also directly examined whether additional imaging with computed tomographic angiography (CTA) delayed key time-interval goals or whether inclusion of CTA in the evaluation of these patients would delay tissue-type plasminogen activator administration.
As Wu et al point out, of the 289 …