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Lactate-ScvO2-cvaCO2gap as shock diagnostic tools
| Shock type | Lactate | O2ER | ScvO2 | cvaCO2gap |
|---|---|---|---|---|
| Cardiogenic hypovolemic | HI | HI | LO | HI |
| Anemic hypoxemic | HI | HI | LO | LO |
| Distributive | HI | LO | HI | HI |
| Cytopathic | HI | LO | HI | LO |
ScvO 2 venous central O2 saturation, cvCO 2 gap central venous-to-arterial pCO2 difference, O 2 ER O2 extraction ratio, HI high, LO low
