9 results
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Obstruction • Asthma ... Pleural Abnormalities ... Chest Wall Abnormalities ... #Dyspnea #SOB #
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Airway Disease (Asthma ... , COPD) • Vascular ... • Chest Wall Abnormalities ... Diagnosis #Algorithm #Causes
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Asthma vs COPD Presentation ... and Diagnosis Asthma ... Hyperresonance, Hypoxemia ... - Strong Medicine ... #Diagnosis #pulmonary
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Causes of Dyspnea ... Differential Diagnosis Pulmonary ... exacerbation, Asthma ... : Asthma, COPD, ... Neuromuscular • Acute: Stroke
Pediatric Dyspnea - Differential Diagnosis Algorithm
Stridor:
 • Croup
 • Foreign Body
 • Tracheitis
 • Epiglottitis
 •
Pneumonia • Asthma ... Ketoacidosis • Pulmonary ... Embolism #Dyspnea #SOB ... Diagnosis #Algorithm #Causes ... #Peds #Pediatrics
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
consider infarction, hypoxia ... asthma, chronic ... bronchitis, and COPD ... Breathing #Patterns #Pulmonary ... #Abnormal #Diagnosis
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
, pain, fever, hypoxia ... Classically” noted with pulmonary ... with associated hypoxia ... lung disease (COPD ... , OSA, Asthma, Obesity
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
and renal abnormalities ... fluid (CSF) is abnormal ... Eosinophilia, asthma ... , chronic rhinosinusitis ... tract, and often causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
and renal abnormalities ... Eosinophilia, asthma ... , chronic rhinosinusitis ... tract, and often causes ... Palpable purpura: strong