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Tag: Mechanical Ventilation

Simplifying Mechanical Ventilation – Part 4: Obstructive Physiology

Obstructive Physiology: Setting up the ventilator for a patient with severe obstructive physiology like asthma or COPD is almost a completely opposite strategy compared to the patient with severe metabolic acidosis. They both have problems with ventilation (removal of carbon dioxide), …

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Thoracic and Respiratory

Simplifying Mechanical Ventilation – Part 3: Severe Metabolic Acidosis

Before I set up the ventilator, I consider if my patient has one of the following 3 physiologic processes: severe metabolic acidosis, an obstructive process (Asthma or COPD), or refractory hypoxemia. If my patient doesn’t fit into one of these …

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Thoracic and Respiratory

Simplifying Mechanical Ventilation – Part 2: Goals of Mechanical Ventilation & Factors Controlling Oxygenation and Ventilation

In part 1, we discussed that the ventilator can deliver 3 types of breaths: controlled, assisted or spontaneous breaths. These breaths can be delivered either by a set pressure or a set tidal volume. Then we closed with a discussion …

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Thoracic and Respiratory

Simplifying Mechanical Ventilation – Part I: Types of Breaths

Mechanical Ventilation is a modality commonly used in the critically ill, but many providers, may not have a strong understanding of the basics. Emergency Medicine and Critical Care Physicians need to have a firm grasp of the basic concepts of …

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Thoracic and Respiratory

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