11 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Diagnosis Algorithm ... • Interstitial lung ... Hypoventilation Syndrome ... Abnormalities • Chest ... #Diagnosis #Algorithm
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
the severity Acute ... Respiratory Distress ... Syndrome (ARDS) ... #diagnosis #signs ... #Lung #POCUS #ultrasound
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Diagnosis Algorithm ... Stable Angina • Acute ... Coronary Syndrome ... Thickening/Masses Chest ... #Diagnosis #Algorithm
Chest Trauma Complications - Differential Diagnosis Algorithm
Cardiac:
 • Cardiac Tamponade*
 • Pericarditis
 • Myocardial Contusion
 •
Diagnosis Algorithm ... Contusion • Acute ... Aortic Rupture* ... Esophageal Injury Lung ... #Diagnosis #Algorithm
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Syndrome (ARDS) ... be present on a chest ... explained by pleural effusions ... lobar collapse, lung ... Definition #Criteria #Diagnosis
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Diagnosis Algorithm ... Disease • Acute ... Respiratory Distress ... Syndrome ... #Diagnosis #Algorithm
Oncologic Emergencies - Differential Diagnosis Framework

HEMATOLOGIC ONCOLOGIC EMERGENCIES:
Hyperviscosity Syndrome:
 • Spontaneous bleeding
 • Shortness of breath
Emergencies - Differential ... Diagnosis Framework ... 100,000/mm3 • Respiratory ... Malignant Pericardial Effusion ... Hyperuricemia • Acute
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Weakness, Loss of Chest ... , Interstitial Lung ... Hypoxia #hypoxemia #differential ... #diagnosis
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acute or chronic ... Compensation, Acute ... Diagnosis: Causes ... D-lactate (short bowel syndrome ... or restrictive lung
The Berlin Definition of Acute Respiratory Distress Syndrome (ARDS)

Chest imaging - Bilateral opacities—not fully explained by
Syndrome (ARDS) ... Chest imaging ... fully explained by effusions ... , lobar/lung collapse ... >= 5cm H2O #Diagnosis