Cerebral Blood Flow Is Reduced in Severe Myalgic Encephalomyelitis/Chronic Fatigue Syndrome Patients During Mild Orthostatic Stress Testing: An Exploratory Study at 20 Degrees of Head-Up Tilt Testing

Figures

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  Figure 1. Cerebral blood flow in mL/min supine and at the end of a 20 degree tilt in severe ME/CFS patients.

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  Figure 2. Stroke volume index in mL/m2 supine and at the end of a 20 degree tilt in severe ME/CFS patients (panel A). Cardiac index in L/min/m2 supine and at the end of a 20 degree tilt in severe ME/CFS patients (panel B).

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  Figure 3. Correlation between the percent decrease in cardiac index and the percent decrease in cerebral blood flow.