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Medicine

Diaphragm Ultrasound to Predict Ventilator Weaning Success

Quick fact

Studies show that diaphragm thickening fraction above 30-36% during a breathing trial predicts successful extubation with over 80% accuracy.

Why this is interesting

Imagine a patient on a ventilator finally ready to breathe on their own—but how can doctors be sure? Ultrasound of the diaphragm, a muscle most people never think about, may hold the answer.