Fig. 4From: Is posture-related craniospinal compliance shift caused by jugular vein collapse? A theoretical analysisComparison of simulated to measured CSF flow pulsation in horizontal and upright posture. Craniospinal CSF flow rates (\(Q_{CSF}\)) were simulated in supine and upright posture, based on arterial inflow measured by Alperin et al. [2] in supine and sitting posture. The corresponding measured CSF pulsations are plotted as dashed lines Back to article page