11 results
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Stable Angina • Acute ... Obstruction • Asthma ... • Metabolic Acidosis ... Chronic #Dyspnea #SOB ... Diagnosis #Algorithm #Causes
Causes of Acute Dyspnea - Differential Diagnosis Algorithm
Cardiovascular
 • Myocardial Infarction*
 • Cardiac Tamponade*
 • CHF
Pleural
Causes of Acute ... Vascular • Pulmonary ... Airway (Wheeze) • Asthma ... Anaphylaxis* #Acute ... #Dyspnea #SOB #
Pediatric Dyspnea - Differential Diagnosis Algorithm
Stridor:
 • Croup
 • Foreign Body
 • Tracheitis
 • Epiglottitis
 •
Pneumonia • Asthma ... Ketoacidosis • Pulmonary ... Embolism #Dyspnea #SOB ... Diagnosis #Algorithm #Causes ... #Peds #Pediatrics
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
- Tamponade Pulmonary ... • Airways: - Asthma ... Additional: - Acidosis ... Pain #dyspnea #sob ... #pulmonary
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Causes of Dyspnea ... exacerbation, Asthma ... Hemorrhage • Chronic: Asthma ... Chronic: Metabolic acidosis ... #Chronic #Causes
Eosinophilic Pneumonia
When to suspect Eosinophilic Pneumonia? Non-resolving pneumonia + BAL > 25% eosinophils + excluded more
common diagnoses Acute ... tobacco hx, >60% asthma ... - Progressive SOB ... Consolidations AKA "inverse pulmonary ... Pneumonia #diagnosis #pulmonary
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acute or chronic ... Compensation, Acute ... Acetazolamide Causes ... Classically” noted with pulmonary ... disease (COPD, OSA, Asthma
Causes of Lactate Elevation, Lactic Acidosis - Differential Diagnosis

The most common causes of hyperlactatemia are usually:
Seizures - Severe asthma ... cardiac output - Acute ... pulmonary edema ... peritonitis - Acute ... #typea #typeb #classification
Noninvasive Positive Pressure Ventilation (NIPPV)

Expiratory & Inspiratory Positive Airway Pressure
Both increase intrathoracic pressure, which can decrease
exacerbation (cardiogenic pulmonary ... on chronic resp acidosis ... COPD) • Other acute ... failure (ie.. asthma ... for increased WOB
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
progressing GN • New pulmonary ... Eosinophilia, asthma ... tract, and often causes ... glomeruli, and peripheral ... #rheumatology #classification