13 results
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:
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Interpretation Algorithm ... Carboxyhemoglobinemia • Chest ... • Interstitial Lung ... Disease • Asthma ... Emphysematous COPD
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Diagnosis Algorithm ... (Asthma, COPD) ... • Interstitial lung ... diseasePulmonary ... Abnormalities • Chest
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Hypertension - Differential ... Diagnosis Algorithm ... Pulmonary Arterial ... Hypoxemia: • COPD
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Response Management Algorithm ... pneumothorax, COPD ... asthma • Pleural disease ... atelectasis • Lung ... Hypoxemia #Hypoxia #differential
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... neuromuscular disease ... , ↓ chest wall compliance ... #pulmonary #Aa
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Chronic Dyspnea - Differential ... Diagnosis Algorithm ... • Sub-Valvular Disease ... • Asthma • COPD ... Thickening/Masses Chest
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Embolism, Obstructive Lung ... Disease and more ... , Interstitial Lung ... UnremarkableLab #AA ... Hypoxia #hypoxemia #differential
Shock - Differential Diagnosis Algorithm
Warm Extremities
 - Distributive Shock - Low JVP
Shock - Differential ... • Neurogenic Cold ... Shock - Bibasilar Lung ... Left-sided Valvular Disease ... Sounds • Pulmonary
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Hemoptysis - Differential ... in 24h Airway disease ... carcinoid, Mets), COPD ... contusion • Drugs ... #Diagnosis #pulmonary