11 results
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Acute and Chronic Causes ... Diagnosis Pulmonary ... Acute: Trauma, COPD ... , COPD, CTEPH, ILD ... : Tumor, Vocal cord
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Dyspnea - Differential ... Obstruction • Asthma ... • COPD • Bronchiectasis ... Pneumonia • ARDS • COPD ... #Dyspnea #SOB #Differential
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Acute Hypoxemia - Differential ... pHTN, Advanced COPD ... Airway Disease: Asthma ... , COPD, Bronchiectasis ... #Diagnosis #causes
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Dyspnea - Differential ... • Airways: - Asthma ... - COPD - Bronchiectasis ... #dyspnea #sob #differential ... #pulmonary
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 ... Diagnosis #Algorithm #Causes
Tachypnea - Differential Diagnosis Framework

Definitions
 • Tachypnea: Respiratory rate > 20/min, shallow breathing in adults
 •
Tachypnea - Differential ... deep breathing Pulmonary ... : • Asthma • ... COPD • Pneumonia ... Tachypnea #Hyperpnea #Differential
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... lung diseases, pulmonary ... : Pneumonia, asthma ... , COPD, pulmonary ... Failure #hypoxia #Differential
Stridor - Differential Diagnosis Framework:
High-pitched, variable respiratory sound

ETIOLOGIES:
Infectious:
 • Retropharyngeal abscess
 • Acute epiglottitis
 • Peritonsillar
Hemangiomas • Vocal cord ... Anaphylaxis • Vocal cord ... #diagnosis #causes ... #pulmonary #airway ... #physicalexam
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Pulmonary Pathology ... pleura in severe cases ... lung sliding COPD ... or Asthma: - ... #differential #
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Differentials? ... Classically” noted with pulmonary ... lung disease (COPD ... , OSA, Asthma, Obesity ... Base #Gas #VBG #differential