51 results
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Dyspnea - Differential ... Diagnosis Framework ... Hepatopulmonary syndrome ... - Obesity - Flail ... #diagnosis #causes
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Wall Elasticity (flail ... chest) • Low ... , Interstitial Lung ... Hypoxia #hypoxemia #differential ... #diagnosis
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Diagnosis for Pulmonary ... high resolution chest ... , biopsy By Tess ... #differential # ... diagnosis #nephrology
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Heart Failure - Differential ... Diagnosis Algorithm ... Acute Respiratory Distress ... Syndrome ... • Chronic Lung Infection
Differential Diagnosis of Pulmonary Eosinophilia
Infection:
 • Helminthic: Loffler syndrome (Ascaris, hookworm, Strongyloides), Tropical pulmonary eosinophilia (lymphatic
Differential Diagnosis ... Infection: • ... polyangiitis (EGPA, Churg-Strauss ... #Differential # ... Diagnosis #causes
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
of Hypoxemia- Differential ... Diagnosis Algorithm ... • Interstitial lung ... Hypoventilation Syndrome ... Abnormalities • Chest
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Pulmonary Infections ... organism identified, Strep ... failure, COPD, Lung ... /- High res CT chest ... #workup #diagnosis
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
atelectasis • Lung ... MG, ALS) • ↓ chest ... compliance (e.g., flail ... Hypoxemia #Hypoxia #differential ... #Diagnosis #Management
Hemoptysis - Differential Diagnosis Framework
Airways: 
 • Bronchitis
 • Bronchiectasis
 • Malignancy: Primary bronchogenic CA, Endobronchial
Hemoptysis - Differential ... Diagnosis Framework ... Parenchyma: • Infection ... westermani, PNA, Lung ... #Diagnosis #pulmonary
Causes of Diffuse Lung Disease. 
Collagen vascular 
 - Scleroderma 
 - Rheumatoid arthritis 
 -
Causes of Diffuse Lung ... granulomatosis - Churg-Strauss ... cell arteritis Infectious ... chemotherapy #Diagnosis ... #Pulmonology #Differential