Category Ventilation
CCC Critical Care compendium 340

ARDSnet Ventilation Strategy

ARDSnet Ventilation Strategy: Note that the definitions below have recently been revised - however they are included here as they were used in the ARDSNet trial.

CCC Critical Care compendium 340

Selective Lung Ventilation

Selective Lung Ventilation involves the isolation of one lung from the other allowing independent ventilation. Usually performed with a double lumen tube (DLT); alternatives are the use of a univent tube or an endobronchial blocker

CCC Critical Care compendium 340

A-a gradient

A-a gradient is calculated as PAO2 – PaO2. A normal A–a gradient for a young adult non-smoker breathing air, is between 5–10 mmHg.