10 results
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
Cough - Diagnostic Schema

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
Airway Disease: Asthma ... , COPD, Sinusitis ... CHF, Autoimmune Vasculitis ... ILD Malignancy: Lung ... Schema #Acute #Chronic
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Differential Diagnosis Algorithm ... Obstruction • Asthma ... • COPD • Bronchiectasis ... Pneumonia • ARDS • COPD
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea ... Bronchitis • Chronic ... disease • Asthma ... • Interstitial lung ... hypertension • Vasculitis
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Airway Disease (Asthma ... , COPD) • Vascular ... • Interstitial lung ... #Causes #Pulmonary
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... organizing pneumonia (COP ... Sarcoidosis • Vasculitis ... pneumonia: Acute, Chronic ... #causes
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
progressing GN • New pulmonary ... Eosinophilia, asthma ... , chronic rhinosinusitis ... tract, and often causes ... Palpable purpura: strong
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
including restrictive lung ... Breathing In lung ... asthma, chronic ... bronchitis, and COPD ... Breathing #Patterns #Pulmonary
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acute or chronic ... Classically” noted with pulmonary ... or restrictive lung ... disease (COPD, ... OSA, Asthma, Obesity
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