3 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Simplified A-a (assumes Room ... PiO2: Extreme Elevation ... Atelectasis, ARDS, Pneumonia ... Embolism, Obstructive ... UnremarkableLab #AA
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Associated Lung Ultrasound ... pleura reflection) Pneumonia ... Embolism (PE): ... #differential # ... #Lung #POCUS #ultrasound
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential ... STE: "Pardee's sign ... QRS complex Pulmonary ... Embolism: • T-wave ... #differential #