5 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
neuromuscular disease, ↓ chest ... Shunt: Cardiac, Vascular ... , Alveolar • V ... #Algorithm #pulmonary ... #Aa #Gradient
Chest Pain - Differential Diagnosis Framework

Cardiovascular Causes of Chest Pain:
 • Myocardium:
	- Myocarditis
	- CAD/ACS
	- Valvulopathy
	- Myopericarditis
Diagnosis Framework ... Myopericarditis • Vascular ... - Tamponade Pulmonary ... Pleuritis • Alveoli ... : - CHF - Pneumonia
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Age-Adjusted Gradient • Alveolar ... Hypoventilation Syndrome, Muscular ... UnremarkableLab #AA ... #Gradient #alveolar ... #differential #diagnosis
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
- Differential Diagnosis ... Thickening/Masses Chest ... Alveoli • Pneumonia ... Interstitium • ILD • CHF ... #Differential #Diagnosis
Congestive heart failure (CHF) is the result of insufficient output because of cardiac failure, high resistance
heart failure (CHF ... finally into the alveoli ... can be seen on a chest-film ... #Diagnosis #Radiology ... Findings #Diagram #RadiologyAssistant