Figure 3From: Application of veno-arterial-venous extracorporeal membrane oxygenation in differential hypoxiaSchematic diagrams of circulation during extracorporeal membrane oxygenation (ECMO). The diagrams indicate circulation in the case of typical veno-arterial ECMO (A), differential hypoxia (B), and veno-arterial venous ECMO (C). Red or pink arrows = oxygenated blood; blue arrows = deoxygenated blood; downward arrows = cardiac output; upward arrows = retrograde ECMO output.Back to article page