The Internet Book of Critical Care Podcast
IBCC Episode 128 - ABG, VBG and Pulse Oximetry
User's personalized AI podcast notes AI-generated based on their snips
AI-generated based on their snips
1. The AA gradient is an index of lung function that compares the inspired PO2 and the patient's blood, PAO2.
2. It can differentiate between vocal cord dysfunction and severe asthma.
3. A normal AA gradient may support a diagnosis of vocal cord dysfunction, while an elevated gradient may suggest severe asthma.
4. There are niche applications where the AA gradient can be helpful, but it is not useful in critical care.
