18 results
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Failure - Differential ... first part of alveolar ... second part of alveolar ... : Interstitial lung ... #Differential #
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... Limitation • Interstitial ... lung disease ... #Hypoxia #Differential
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Pneumothorax - Effusion ... Glass Opacity - Chronic ... Radiology #Patterns #Lung ... #CXR #XRay #ChestCT ... #Differential #
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
very important to differentiate ... Neoplasm with lobar ... - Lung neoplasms ... Diagnosis #Radiology #Pulmonary ... #CXR #Consolidation
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Dyspnea - Differential ... Pericardial • Effusion ... Alveoli • Pneumonia ... Interstitium
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Disease and/or Hypoxemia ... : • COPD • Interstitial ... Lung Disease ... Metabolic Disorders Chronic
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Disease, Interstitial ... Fibrosis, Interstitial ... Lung Disease ... #Hypoxia #hypoxemia ... #differential #
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... filling of the alveoli ... this is nodular interstitial ... lung disease, that ... Diagnosis #Radiology #CXR
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... - Imaging: • CXR ... Rare: pleural effusions ... organizing pneumonia, Chronic ... Pneumonia #COP #BOOP #pulmonary
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea ... Bronchitis • Chronic ... • Cancer • Interstitial ... lung disease Vasculature ... Pleura: • Pleural effusion