11 results
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Dyspnea - Differential ... Obstruction • Asthma ... #Dyspnea #SOB # ... Differential #Diagnosis
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Causes of Dyspnea ... - Differential ... exacerbation, Asthma ... : Asthma, COPD, ... BostonChiefs #Dyspnea
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Dyspnea - Differential ... Cardiovascular Causes of Dyspnea ... • Airways: - Asthma ... - COPD - Bronchiectasis ... #sob #differential
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Asthma vs COPD Presentation ... Symptoms: Cough, Dyspnea ... Symptoms: Cough, Dyspnea ... Hyperresonance, Hypoxemia ... #COPD #comparison
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Chronic Eosinophilic ... 45yo, F; Hx of asthma ... , CF; Chronic cough ... Diseases #pulmonary #differential ... #diagnosis #comparison
COPD phenotypes:  Blue Bloaters vs. Pink Puffers
The two most stereotypical forms of COPD are pink
PaCO2, causing chronic ... dyspnea (eventually ... is similar to asthma ... develop substantial chronic ... #BlueBloaters #Comparison
Noninvasive Positive Pressure Ventilation (NIPPV)

Expiratory & Inspiratory Positive Airway Pressure
Both increase intrathoracic pressure, which can decrease
often w/ acute on chronic ... failure (ie.. asthma ... exacerbation) • Chronic ... for increased WOB ... , dyspnea NIPPV
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acute or chronic ... , pain, fever, hypoxia ... 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
cough • Hypoxia ... • Dyspnea • Hemoptysis ... obstruction • COPD ... hypoxia • Wasting ... Bronchiectasis #pulmonary #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 ... , chronic bronchitis ... , and COPD.