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Medicine

Value of Inhaled Nitric Oxide in Acute Respiratory Distress Syndrome

Quick fact

Inhaled nitric oxide improves oxygenation in ARDS but has not been shown to reduce mortality, so it is reserved for short-term rescue in refractory hypoxemia.

Why this is interesting

In acute respiratory distress syndrome (ARDS), a treatment can improve a patient's oxygen levels yet not improve their chance of survival—how can that be?