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Fig. 1 | Journal of Intensive Care

Fig. 1

From: Use of diaphragm thickening fraction combined with rapid shallow breathing index for predicting success of weaning from mechanical ventilator in medical patients

Fig. 1

Ultrasound diaphragm shows three layers of diaphragm and diaphragmatic thickness at total lung capacity (TLC) in (a) and residual volume (RV) in (b). The inferior border of the costophrenic sinus can be demonstrated clearly in (a) by the level of lung artifact caused by the ultrasound reflected by the air in the lung

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