149 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... Mismatch • Airway Disease ... • Parenchymal Disease ... diseasePulmonary ... #Hypoxia #Differential
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... neuromuscular disease ... #Hypoxia #Differential ... #pulmonary #Aa
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
- Differential Diagnosis ... Hemorrhage • Impaired Diffusion ... Shock • Airway Disease ... #hypoxia #Differential ... #Diagnosis #causes
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
diseases in HIV ... ARDS, Metastatic disease ... sarcoma, Castleman's disease ... Infectious Diseases ... #diseases #differential
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Diseases - Pneumonia ... Pneumothorax - Effusion ... #Diseases #Radiology ... #Patterns #Lung ... #Diagnosis
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... Diagnosis Framework ... diseases, pulmonary ... #Differential # ... Diagnosis #pulmonary
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Clinical Classification ... due to lung disease ... and/or hypoxia ... lung disease Other ... pulmonary disease
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Connective Tissue Disease ... Congenital Heart Disease ... Disease and/or ... Hypoxemia: • COPD ... Thromboembolic Disease
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Disease, Interstitial ... Disease and more ... Disease Unremarkable ... #differential # ... diagnosis
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
pneumonia • Water: pulmonary ... asthma • Pleural disease ... atelectasis • Lung ... #Hypoxia #differential ... #Diagnosis #Management