17 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Differential Diagnosis Algorithm ... (Asthma, COPD) ... • Interstitial lung ... diseasePulmonary ... Abnormalities • Chest
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Response Management Algorithm ... pneumothorax, COPD ... asthma • Pleural disease ... atelectasis • Lung ... #rapid #pulmonary
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Interpretation Algorithm ... • Normal • ... Carboxyhemoglobinemia • Chest ... • Interstitial Lung ... Disease • Asthma
Pulmonary Function Testing (PFT) Interpretation Algorithm

Restrictive Lung Disease:
 • Chest wall or neuromuscular disorders
 • Interstitial
Pulmonary Function ... Interpretation Algorithm ... Disease: • Chest ... Lung Disease Obstructive ... Lung Disease:
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Pulmonary Arterial ... • Valvular Lung ... Hypoxemia: • COPD ... • Interstitial Lung
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Diagnosis Algorithm ... A-a Gradient Normal ... neuromuscular disease ... , ↓ chest wall compliance ... #pulmonary #Aa
Pulmonary Hypertension Groups - WHO Classification
Group I - Vascular remodeling of pulmonary arteries
 • Idiopathic, HIV,
III - Chronic lung ... hypoxemiaCOPD ... , ILD, sleep apnea ... issues at rest, but normal ... dyspnea, fatigue, chest
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
• Sub-Valvular Disease ... Coronary Artery Disease ... • Asthma • COPD ... Thickening/Masses Chest ... Interstitium • ILD
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
/0.8)] - PaO2 Normal ... Embolism, Obstructive Lung ... Disease and more ... , Interstitial Lung ... #Hypoxia #hypoxemia
Diagnostic algorithm for a child or adolescent with suspected pulmonary hypertension. CHD, congenital heart disease; CPET,
Diagnostic algorithm ... hypertension; CXR, chest ... bronchopulmonary dysplasia; CLD ... , chronic lung disease ... Hypertension #Workup #Algorithm