31 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... neuromuscular disease, ↓ chest ... Shunt: Cardiac, Vascular ... #pulmonary #Aa
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
's female with chest ... Triage EKG (no prior ... Sister had MI in ... Differential/diagnosis ... A4c #clinical #cardiology
Pertinent Chest x-ray Findings in the Trauma Patient and Implications
Respiratory distress without x-ray findings - Central
Pertinent Chest ... places - Flail chest ... air leak after chest ... chestxray #trauma #diagnosis ... #signs #radiology
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Lung Findings on Chest ... Vascular Enlargement ... Patterns #Lung #Pulmonary ... #ChestCT #radiology ... #CTChest #diagnosis
Posterior Mediastinal Mass - Differential Diagnosis
 • Neurofibroma
 • Neurosarcoma
 • Neuroblastoma
 • Ganglioneuroma
 • Meningocele
Mediastinal Mass - Differential ... Diagnosis • Neurofibroma ... Chondrosarcoma • Vascular ... #Diagnosis #pulmonary ... #radiology #chest
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... anterior wall MI ... period without chest ... EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Chest Pain - Differential Diagnosis Framework

Cardiovascular Causes of Chest Pain:
 • Myocardium:
	- Myocarditis
	- CAD/ACS
	- Valvulopathy
	- Myopericarditis
Chest Pain - Differential ... Myopericarditis • Vascular ... - Tamponade Pulmonary ... Causes of Chest ... #Cardiology
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Chest Pain - Differential ... Diagnosis Algorithm ... Mediastinal Causes: - Vascular ... Embolism (chest ... Hypertension - Chest
Transposition of Great Arteries (TGA) on Chest XRay
 - Oval Shaped Cardiac Silhouette 
 - Narrow
Arteries (TGA) on Chest ... Silhouette - Narrow Vascular ... - Increased pulmonary ... CXR #ChestXRay #Radiology ... #Diagnosis #Clinical
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... Elasticity (flail chest ... UnremarkableLab #AA ... Hypoxia #hypoxemia #differential ... #diagnosis