12 results
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Obstruction • Asthma ... • Metabolic Acidosis ... #Chronic #Dyspnea ... #SOB #Differential
Pediatric Dyspnea - Differential Diagnosis Algorithm
Stridor:
 • Croup
 • Foreign Body
 • Tracheitis
 • Epiglottitis
 •
Pneumonia • Asthma ... Ketoacidosis • Pulmonary ... Embolism #Dyspnea #SOB ... Diagnosis #Algorithm #Causes ... #Peds #Pediatrics
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Causes of Dyspnea ... exacerbation, Asthma ... : Asthma, COPD, ... Neuromuscular • Acute: Stroke ... : Metabolic acidosis
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
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea ... Bronchitis • Chronic ... disease • Asthma ... • Metabolic acidosis ... Diagnosis #Algorithm #Causes
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acid Base Disorders ... Acute or chronic ... Classically” noted with pulmonary ... disease (COPD, OSA, Asthma ... ABG #bloodgas #Acid
Differential Diagnosis of Respiratory Acid-Base Disorders
Alkalosis
A. Central nervous system stimulation: Pain, Anxiety, psychosis, Fever, Cerebrovascular accident,
of Respiratory Acid-Base ... Cardiac failure, Pulmonary ... morphine, sedatives), Stroke ... : Obstruction, Asthma ... differential #diagnosis #causes
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
and metabolic acidosis ... due to metabolic acidosis ... Cheyne-Stokes Breathing ... asthma, chronic ... Breathing #Patterns #Pulmonary
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 ... resp acidosis) ... failure (ie.. asthma ... for increased WOB
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Palpable purpura: Strong ... carotodynia • TIA, stroke ... Eosinophilia, asthma ... , chronic rhinosinusitis ... tract, and often causes