73 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Diagnosis Algorithm ... Hypoventilation: CNS ... neuromuscular disease ... #Diagnosis #Algorithm ... #pulmonary #Aa
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
pneumonia • Water: pulmonary ... asthma • Pleural disease ... Hypoventilation: • CNS ... #Diagnosis #Management ... Algorithm #rapid #pulmonary
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... Mismatch • Airway Disease ... • Parenchymal Disease ... #Diagnosis #Algorithm
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Acute Hypoxemia ... - Differential Diagnosis ... Shock • Airway Disease ... #hypoxia #Differential ... #Diagnosis #causes
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS ... Obstructive Lung Disease ... , Interstitial Disease ... #Hypoxia #hypoxemia ... #differential #diagnosis
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... Interstitial lung diseases ... , pulmonary edema ... #Differential #Diagnosis ... #pulmonary
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... - Differential Diagnosis ... Algorithm Pulmonary ... and/or Hypoxemia ... #Differential #Diagnosis
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
due to lung disease ... and/or hypoxia ... pulmonary disease ... , Gaucher disease ... Classification #Diagnosis
Differential diagnoses for the neuro-ophthalmologic finding of diplopia.
Neoplastic: 
 • Intraorbital meningioma 
 • Pituitary adenoma
Differential diagnoses ... for the neuro-ophthalmologic ... Microvascular disease ... #Differential #Diagnosis ... #Causes #Ophthalmology
Listeriosis Summary - Listeria Monocytogenes
Pathogen: Listeria Monocytogenes - Gram-positive rod, Aerobic, facultative anaerobe, motile, beta-hemolytic, Non-spore-forming
Risk
beta-hemolytic, Non-spore-forming ... Pregnancy • CNS ... infection Diagnosis ... ) • CSF (CNS Infection ... Monocytogenes #diagnosis