56 results
Hepatopulmonary Syndrome (HPS) 

HPS-differential diagnosis:
1. Pulmonary vasculature
2. Diseases of the lung parenchyma
3. Pleura and diaphragm

HPS-diagnosis:
1. Patients
Hepatopulmonary Syndrome ... (HPS) HPS-differential ... Pulmonary vasculature ... Diseases of the ... #HPS #hepatology
Pulmonary Renal Syndrome

Definition: Diffuse alveolar hemorrhage + Glomerulonephritis
Presentation (Pulmonary and renal manifestations can occur weeks apart):
Pulmonary Renal ... Syndrome Definition ... symptomatology Differential ... high resolution chest ... #differential #
Dyspnea - Differential Diagnosis Framework

Cardiovascular Causes of Dyspnea:
 • Myocardium:
	- Heart failure
	- CAD/ACS
	- Valvulopathy
 • Electrical:
	-
Dyspnea - Differential ... - Tamponade Pulmonary ... Hepatopulmonary syndrome ... Transverse myelitis • Hematology ... #dyspnea #sob #differential
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
of Hypoxemia- Differential ... • Parenchymal Disease ... Hypoventilation Syndrome ... Abnormalities • Chest ... Hypoxemia #Hypoxia #Differential
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
interstitial lung diseases ... PSS: Sjogren syndrome ... CTILD #Diagnosis #Differential ... Comparison #Table #Pulmonary ... #Rheumatology #
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Transudate - Hydrostatic
 • Congestive heart failure
 • Constrictive
Pleural Effusion - Differential ... Malignancy • Pulmonary ... Collagen vascular disease ... Gastrointestinal disease ... Pleural #Effusion #Pulmonary
Causes of Polycythemia (Erythrocytosis) - Differential Diagnosis Algorithm
Relative - Normal RBC Mass / Decreased Plasma Volume
Erythrocytosis) - Differential ... Cyanosis without Pulmonary ... Apnea • Chronic Pulmonary ... Erythrocytosis #Differential ... Algorithm #Causes #Hematology
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Clinical Classification ... pulmonary disease ... multifactorial mechanisms Hematologic ... , Gaucher disease ... Classification #Diagnosis #Differential
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Chronic Dyspnea - Differential ... • Sub-Valvular Disease ... Coronary Artery Disease ... Acute Coronary Syndrome ... Thickening/Masses Chest
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... Hepatopulmonary Syndrome ... Obstructive Lung Disease ... , Interstitial Disease ... Hypoxia #hypoxemia #differential