11 results
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Dyspnea - Differential ... Obstruction • Asthma ... • COPD • Bronchiectasis ... #Dyspnea #SOB #
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Asthma vs COPD Presentation ... Symptoms: Cough, Dyspnea ... Hyperresonance, Hypoxemia ... - Strong Medicine ... #Diagnosis #pulmonary
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Causes of Dyspnea ... Acute: Trauma, COPD ... exacerbation, Asthma ... : Asthma, COPD, ... Neuromuscular • Acute: Stroke
Pediatric Dyspnea - Differential Diagnosis Algorithm
Stridor:
 • Croup
 • Foreign Body
 • Tracheitis
 • Epiglottitis
 •
Pneumonia • Asthma ... Ketoacidosis • Pulmonary ... #SOB #ShortnessOfBreath ... Diagnosis #Algorithm #Causes ... #Peds #Pediatrics
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Causes of Dyspnea ... • Airways: - Asthma ... - COPD - Bronchiectasis ... #sob #differential ... #pulmonary
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
consider infarction, hypoxia ... of dyspnea and ... asthma, chronic ... bronchitis, and COPD ... Abnormalities #Abnormal
COPD phenotypes:  Blue Bloaters vs. Pink Puffers
The two most stereotypical forms of COPD are pink
maintain a near-normal ... PaCO2, causing chronic ... dyspnea (eventually ... is similar to asthma ... airflow obstruction causes
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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
Noninvasive Positive Pressure Ventilation (NIPPV)

Expiratory & Inspiratory Positive Airway Pressure
Both increase intrathoracic pressure, which can decrease
exacerbation (cardiogenic pulmonary ... often w/ acute on chronic ... failure (ie.. asthma ... for increased WOB ... , dyspnea NIPPV
Bronchiectasis - Summary

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