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diagnosis pulmonary pfts copd loops patterns algorithm asthma comparison interpretation classification differential emphysema endobronchialimplant endobronchialvalve fev1fvc gold icucard normal pft
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
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
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops
Spirometry - PFT Interpretation Algorithm - BWH Medicine Chiefs @BrighamChiefs #Spirometry #PFTs #Interpretation #Algorithm #diagnosis #differential #pulmonary #function
Spirometry - PFT ... BrighamChiefs #Spirometry ... differential #pulmonary #function
Flow Volume Loops - Common Patterns A. Normal B. Emphysema C. Unilateral Main Stem Bronchial Obstruction D. Fixed Upper Airway
Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops
Asthma vs COPD Presentation and Diagnosis Asthma: • Epidemiology: Age usually < 45, History (personal or family)
Variably abnormal spirometry ... - FEV1/FVC < 70% ... bronchodilator, Spirometry ... Persistently abnormal spirometry ... - FEV1/FVC < 70%
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
/EDV Ejection Fraction ... CI/BVI Blood Flow ... physiologic) FVC FEV1 ... Capacity >3.0 L FEV1 ... 5.2561) 19-21 % Fraction
Pulmonary Function Test (PFT) Interpretation Algorithm Approach to PFTs: 1) Look at Flow-Volume Loop if available 2) FEV1/FVC <
Pulmonary Function ... available 2) FEV1 ... #Pulmonary #Function
The Zephyr Endobronchial Valve is an endobronchial implant designed to occlude a hyperinflated lobe of the
improvement of lung function ... volume in 1 second (FEV1
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