31 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... • Interstitial lung ... Defect ** • Atrial ... Malformation • Severe Pneumonia ... #Hypoxia #Differential
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... Secondary to chronic lung ... disease (COPD) ... • Hypoxia • Pulmonary ... Tachycardia #MAT #Cardiology
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Features of Pulmonary Diseases ... - Pneumonia ... #Radiology #Patterns ... #Lung #CXR #XRay ... #ChestCT #Differential
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
In chronic disease ... - Lung neoplasms ... proteinaceous material ... #Diagnosis #Radiology ... #Pulmonary #CXR
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Rapid Response Management ... hemorrhage • Pus: pneumonia ... asthma • Pleural disease ... atelectasis • Lung ... #Hypoxia #differential
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
ARRYTHMIA • ATRIAL ... FIBRILLATION • ATRIAL ... • HYPOXIA ... Palpitations #Causes #Differential ... #Diagnosis #Cardiology
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... to think of the differential ... #Diagnosis #Radiology ... #Pulmonary #CXR ... Diffuse #Multifocal #Differential
Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
it is seen in pneumonias ... disease. ... #Diagnosis #Radiology ... #CXR #Batwing # ... Differential #RadiologyAssistant
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Atelectasis, ARDS, Pneumonia ... Embolism, Obstructive Lung ... , Interstitial Lung ... #pulmonary #Hypoxia ... #hypoxemia #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
and Management ... Blood cultures • CXR ... ) • CXR upright ... Abscess Differential ... Abscess #pulmonary #differential