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Small airways are the quiet workhorses of the lung. They contribute little to total airway resistance in health, so they can deteriorate for years without making a sound. By the time spirometry shows …

Picture this: a patient with moderate asthma walks into your clinic for a routine checkup. Their spirometry looks fine. Their symptom diary is clean. But inside their blood, a specific ratio of sphing…

Your patient breathes out, and within seconds, a sensor detects molecular signals of a developing lung infection. No blood draw. No radiation. No waiting days for culture results. This is not a futuri…

When a patient with central airway obstruction (CAO) arrives in the emergency department, every second counts. The trachea or main bronchi are narrowed by tumor, scar tissue, or a foreign body. Breath…

Extracorporeal membrane oxygenation has come a long way from its origins as a last-resort salvage therapy. For critical care physicians, perfusionists, and respiratory therapists managing severe respi…

Intensivists and respiratory therapists know the challenge well. You are managing a patient with Acute Respiratory Distress Syndrome, and every ventilator adjustment feels like a trade off. Push too h…

Every year, lung cancer claims more lives in the United States than breast, colon, and prostate cancers combined. But here is the good news: the way we find it is changing fast. In 2026, we are seeing…

You are in the ED or the ICU. A patient arrives with acute respiratory failure, diffuse crackles, and a chest X-ray that looks like bilateral whiteout. The clinical picture is muddy. Is this a fluid o…