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

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Hypoxemia / Hypoxia ... pneumothorax, COPD ... /asthma • Pleural ... Sophia_Hayes_MD #Hypoxemia ... #Hypoxia #differential
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Asthma vs COPD Presentation ... Symptoms: Cough, Dyspnea ... abnormal spirometry - FEV1 ... Hyperresonance, Hypoxemia ... #Diagnosis #pulmonary
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic Dyspnea ... Arrhythmia • Atrial ... Tachyarrhythmia Airway ... Obstruction • Asthma ... Interstitium • ILD • CHF
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic cough • Hypoxia ... • Dyspnea • Hemoptysis ... obstruction • COPD ... polycythemia from chronic hypoxia ... CT) • Broncho-arterial
Noninvasive Positive Pressure Ventilation (NIPPV)

Expiratory & Inspiratory Positive Airway Pressure
Both increase intrathoracic pressure, which can decrease
exacerbation (cardiogenic pulmonary ... edema) • COPD ... failure (ie.. asthma ... increased WOB, dyspnea ... #criticalcare #management
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
consider infarction, hypoxia ... common cause of dyspnea ... because narrowed airways ... Causes include asthma ... bronchitis, and COPD
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
of a difficult airway ... murmur 3/6) - Pulmonary ... - Oral cavity/Airway ... disease b) CHF ... medical and surgical management