29 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... Hypoventilation Syndrome ... #Diagnosis #Algorithm ... #Causes #Pulmonary
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... direction leads to hypoxemia ... hepatopulmonary syndrome ... #Failure #hypoxia ... #Differential #Diagnosis
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
- Differential Diagnosis ... Algorithm Pericardial ... • Effusion ... Acute Coronary Syndrome ... #Algorithm #Causes
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Transudate - Hydrostatic
 • Congestive heart failure
 • Constrictive
Causes of Pleural ... Effusion - Differential ... Diagnosis Algorithm ... #Pulmonary #Diagnosis ... #causes
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Exudative Effusion:
 - Pulmonary
     •
Causes of Pleural ... Diagnosis Algorithm ... • Nephrotic Syndrome ... #Differential #Diagnosis ... #Algorithm #Causes
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
- Differential Diagnosis ... , defecation) Respiratory ... : • Pulmonary ... Embolism • Hypoxia ... #Algorithm #causes
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Hypoventilation Syndrome ... Hepatopulmonary Syndrome ... #Hypoxia #hypoxemia ... #differential #diagnosis
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura in severe cases ... severity Acute Respiratory ... Distress Syndrome ... A-Lines - Deep Vein ... #differential #diagnosis
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea ... Algorithm Cardiac ... Superior vena cava syndrome ... Pleura: • Pleural effusion ... #Algorithm #Causes
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
- Differential Diagnosis ... D-lactate (short bowel syndrome ... , pain, fever, hypoxia ... Classically” noted with pulmonary ... with associated hypoxia