5 results
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Findings: Variably abnormal ... spirometry - FEV1 ... bronchodilator, Spirometry ... : Persistently abnormal ... spirometry - FEV1
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
Patterns of pulmonary ... comparison, a normal ... Diagnosis #PFTs #Spirometry ... #Comparison #Normal ... #pulmonary
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Loops - Common Patterns ... Normal B. ... Diagnosis #PFTs #Spirometry ... FlowVolume #Loops #Patterns ... #pulmonary
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Pulmonary Function ... Interpretation Algorithm ... • Normal • ... Non-Emphysematous COPD ... Emphysematous COPD
Pulmonary Hypertension Groups - WHO Classification
Group I - Vascular remodeling of pulmonary arteries
 • Idiopathic, HIV,
Groups - WHO Classification ... hypoxemia • COPD ... hemodialysis WHO PH Functional ... issues at rest, but normal ... issues at rest, but normal