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Annals of Intensive Care
Figure 8 | Annals of Intensive Care

Figure 8

From: Lung ultrasound in the critically ill

Figure 8

The BLUE-protocol decision tree. This decision tree, slightly modified from the original article (Chest 2008;134:117–125), with the permission of Chest, indicates a way proposed for immediate diagnosis of the main causes of acute respiratory failure, using a lung and venous ultrasound approach.

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