21 results
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
spirometry - FEV1 ... bronchodilator, Spirometry ... often normal or ... near normal between ... spirometry - FEV1
Asthma
Chronic lung disease characterized by airway inflammation, airway and variable expiratory air flow obstruction
There are 2
obstruction: • FEV1 ... 0.70 or lower • FEV1 ... lower limit of normal ... Reversibility on spirometry ... or greater in FEV
Classic (2009) Spirometric GOLD Classification of COPD Severity Based on Postbronchodilator FEV
#Diagnosis #Pulmonary #COPD #GOLD #Staging
Classic (2009) Spirometric ... Classification of COPD ... Postbronchodilator FEV ... Diagnosis #Pulmonary #COPD ... Classification #FEV1
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
comparison, a normal ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops ... Patterns #Comparison #Normal
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Normal B. ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops
Pulmonary Function Testing: Flow Volume Loop Patterns
 • Variable extra-thoracic obstruction - truncated or flattened inspiratory
Pulmonary Function ... and persevered FEV1 ... flow with reduced FEV1 ... nickmmark #FlowVolume
Consensus diagnostic criteria for asthma-COPD overlap syndrome (ACOS) in patients with airflow limitation. COPD=chronic obstructive pulmonary
criteria for asthma-COPD ... COPD=chronic obstructive ... nitric oxide; FEV1 ... lower limit of normal ... OverlapSyndrome #Asthma #COPD
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Pulmonary Function ... Algorithm • Normal ... Non-Emphysematous COPD ... Emphysematous COPD
Medical Treatment Algorithm for Chronic Obstructive Pulmonary Disease
Initial medical treatment of chronic obstructive pulmonary disease (COPD)
pulmonary disease (COPD ... outpatient setting with oral ... squared; CAT, COPD ... assessment test; FEV1 ... #COPD #Treatment
Pulmonary Hypertension Groups - WHO Classification
Group I - Vascular remodeling of pulmonary arteries
 • Idiopathic, HIV,
hypoxemia • COPD ... hemodialysis WHO PH Functional ... issues at rest, but normal ... issues at rest, but normal