3136 results
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Obstruction • Asthma ... • COPD • Bronchiectasis ... Pneumonia • ARDS • COPD ... Diagnosis #Algorithm #Causes
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
pHTN, Advanced COPD ... Airway Disease: Asthma ... , COPD, Bronchiectasis ... Differential #Diagnosis #causes
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Cardiovascular Causes ... Tamponade Pulmonary Causes ... • Airways: - Asthma ... - COPD - Bronchiectasis ... syndrome Other Causes
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Acute and Chronic Causes ... exacerbation, Asthma ... Hemorrhage • Chronic: Asthma ... , COPD, CTEPH, ILD ... Acute #Chronic #Causes
Causes of Chronic Cough - Differential Diagnosis Algorithm

Abnormal Chest X-Ray:
 • Chronic Infection (Eg. Fungal, Tuberculosis)
Causes of Chronic ... FVC < LLN): • Asthma ... • COPD Upper ... Lower Airway: • Asthma ... Diagnosis #Algorithm #Causes
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Airway Disease (Asthma ... , COPD) • Vascular ... Diagnosis #Algorithm #Causes
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
Tachypnea: • Asthma ... • COPD • Pneumonia ... PVFM) Cardiac Causes ... Hematologic Causes ... acidosis of any cause
Risk Factors Associated with Post-operative Pulmonary Complications 

Preoperative 
• Asthma/ COPD 
• Recent respiratory infection 
•
Preoperative • Asthma ... / COPD • Recent ... anesthesia #surgery #causes
COPD phenotypes:  Blue Bloaters vs. Pink Puffers
The two most stereotypical forms of COPD are pink
COPD phenotypes: ... stereotypical forms of COPD ... is similar to asthma ... airflow obstruction causes ... #Diagnosis #COPD
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
average settings • Causes ... gas equation • Causes ... • Most common cause ... : Pneumonia, asthma ... , COPD, pulmonary