22 results
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Dyspnea - Differential ... Obstruction • Asthma ... • COPD • Bronchiectasis ... Pneumonia • ARDS • COPD ... Chronic #Dyspnea #SOB
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Dyspnea - Differential ... Myocardium: - Heart failure ... • Airways: - Asthma ... - COPD - Bronchiectasis ... Pain #dyspnea #sob
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Epiglottitis • Vocal cord ... pneumothorax, COPD ... /asthma • Pleural ... atelectasis • Lung ... 12 / shallow breathing
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Hypertension - Differential ... • Valvular Lung ... Hypoxemia: • COPD ... Sleep-Disordered Breathing
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Acute and Chronic Causes ... Acute: Trauma, COPD ... , COPD, CTEPH, ILD ... : Tumor, Vocal cord ... (eg, DM, renal failure
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential ... respiratory drive due to neurologic ... : Pneumonia, asthma ... , COPD, pulmonary ... #hypoxia #Differential
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... Airway Disease (Asthma ... , COPD) • Vascular ... • Interstitial lung
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
Tachypnea - Differential ... 20/min, shallow breathing ... Pulmonary Causes ... Tachypnea: • Asthma ... • COPD • Pneumonia
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
heart failure, ... In lung disease ... asthma, chronic ... bronchitis, and COPD ... #Pulmonary #Abnormalities
Hyponatremia - Differential Diagnosis by Mechanism
Decr Blood Pressure (“Decr Effective Circulating Volume”) 
 - Volume depletion
Hyponatremia - Differential ... carcinoma of the lung ... hemorrhage) - Pulmonary ... e.g. pneumonia, COPD ... Diagnosis #Table #Causes