pulmonary
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Education
West’s Lung Zones
Alveoli that are well ventilated (V) should be associated with good pulmonary capillary blood perfusion (Q) to maximize gas exchange.…
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Medical
Percutaneous Tracheostomy
Percutaneous tracheostomy (“perc trach”) is a procedure that is routinely performed at the bedside on patients who require prolonged mechanical…
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Education
Subcutaneous Emphysema
Subcutaneous emphysema occurs when air gets trapped within the subcutaneous regions of the face, neck, chest wall, abdomen, and even…
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Education
Prone Chest X-Rays
In severe COVID-19 pneumonia with refractory hypoxemia, patients are often proned (put on their abdomen), deeply sedated, and paralyzed to…
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Education
Deep Sulcus Sign
A pneumothorax occurs when air fills the pleural space between the lungs and chest wall. This can cause partial or…
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Education
Tension Pneumothorax
Here’s an example of a large, right-sided tension pneumothorax (PTX). Disruption in the lung leads to a one-way valve where…
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Education
Air Bronchograms
In this portable x-ray of a patient with COVID-19 pneumonia, one can clearly see the right and left mainstem bronchi…
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