6 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... Airway Disease (Asthma ... , COPD) • Vascular ... • Chest Wall Abnormalities ... Hypoxia #Differential
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Asthma vs COPD Presentation ... Symptoms: Cough, Dyspnea ... Hyperresonance, Hypoxemia ... #COPD #comparison ... #Diagnosis #pulmonary
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic Dyspnea ... - Differential ... Obstruction • Asthma ... Pleural Abnormalities ... #SOB #Differential
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
consider infarction, hypoxia ... common cause of dyspnea ... Causes include asthma ... bronchitis, and COPD ... Breathing #Patterns #Pulmonary
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
, pain, fever, hypoxia ... Classically” noted with pulmonary ... with associated hypoxia ... lung disease (COPD ... , OSA, Asthma, Obesity
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic cough • Hypoxia ... • Dyspnea • Hemoptysis ... obstruction • COPD ... - BAR >1.0 is abnormal ... #differential #