Figure 3From: Bench-to-bedside review: Mechanisms of critical illness – classifying microcirculatory flow abnormalities in distributive shockExamples of sidestream dark-field images of sublingual microcirculation from septic patients with distributive shock. (a) Image taken from a resuscitated septic patient with a class I type of microcirculatory abnormality, complete stasis in the capillaries. (b) An example of a patient with class IV abnormalities with some capillaries showing stasis and others showing high flow. (c) Image of a healthy volunteer with microcirculatory flow in all vessels.Back to article page