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diagnosis pulmonary loops patterns pfts asthma copd normal capacity classification fev1fvc forced fvc gold icucard obstructive restrictive severity staging vital
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
For comparison, ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops ... #Patterns #Comparison
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 ... Reversibility on spirometry ... • Increase of FEV1 ... or greater in FEV
Forced vital capacity (FVC) curves comparing normal, obstructive, and restrictive disorders. Curves are as they appear
commonly available spirometers ... Diagnosis #Pulmonary #Spirometry ... Restrictive #Normal #Comparison
Asthma vs COPD Presentation and Diagnosis Asthma: • Epidemiology: Age usually < 45, History (personal or family)
Variably abnormal spirometry ... - FEV1/FVC < 70% ... bronchodilator, Spirometry ... - FEV1/FVC < 70% ... #Asthma #COPD #comparison
Flow Volume Loops - Common Patterns A. Normal B. Emphysema C. Unilateral Main Stem Bronchial Obstruction D. Fixed Upper Airway
Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops
Pulmonary Function Testing: Flow Volume Loop Patterns • Variable extra-thoracic obstruction - truncated or flattened inspiratory
and persevered FEV1 ... flow with reduced FEV1 ... nickmmark #FlowVolume
Classic (2009) Spirometric GOLD Classification of COPD Severity Based on Postbronchodilator FEV #Diagnosis #Pulmonary #COPD #GOLD #Staging
Classic (2009) Spirometric ... Postbronchodilator FEV ... Classification #FEV1
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 Perform computations online at: ScyMed.com 6th ED ICU-card «ICU, Formulas & Drugs» HEMODYNAMIC PATTERNS Condition SAP CVP PAP PCWP CO C(a-v)02 PVR SVR Hypovolemic shock ↓ ↓ ↓ ↓ ↓ ↑ ↑ ↑ Cardiogenic shock ↓ 1 ↑ 1 1 ↑ Septic shock ↓ ↓ ↓ ↓ ↑ ↓ ↓ ↓ Cardiac Tamponade . ↑ ↑ 1 ↓ → ↑ RV
CI/BVI Blood Flow ... physiologic) FVC FEV1 ... Capacity >3.0 L FEV1
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