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Abstract #1737

Measuring Venous Blood Oxygenation using Quantitative Susceptibility Mapping: A Study using Acetazolamide Challenge in Patients with Chronic Stenosis of Major Arteries

Deqiang Qiu 1 , Fadi Nahab 2 , and Seena Dehkharghani 1

1 Radiology and Imaging Sciences, Emory University, Atlanta, GA, United States, 2 Neurology, Emory University, GA, United States

In this paper, we studied the venous blood oxygenation using quantitative susceptibility mapping in a group of patients with chronic stenosis in the internal carotid and/or the middle cerebral arteries. We evaluated the baseline venous oxygenation level as well as after acetazolamide (Diamox) challenge.

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