10 results
Spirometry - PFT Interpretation Algorithm

- BWH Medicine Chiefs @BrighamChiefs

#Spirometry #PFTs #Interpretation #Algorithm #diagnosis #differential #pulmonary #function
Spirometry - PFT ... Interpretation Algorithm ... #PFTs #Interpretation ... #Algorithm #diagnosis ... differential #pulmonary #function
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
Patterns of pulmonary ... #Diagnosis #PFTs ... #Spirometry #FlowVolume ... #Loops #Patterns
Pulmonary Function Testing (PFT) Interpretation Algorithm

Restrictive Lung Disease:
 • Chest wall or neuromuscular disorders
 • Interstitial
Pulmonary Function ... Algorithm Restrictive ... #Pulmonary #Function ... #Algorithm #diagnosis ... #asthma #COPD
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
exacerbations • PFT ... Variably abnormal spirometry ... - FEV1/FVC < 70% ... bronchodilator, Spirometry ... - FEV1/FVC < 70%
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Loops - Common Patterns ... #Diagnosis #PFTs ... #Spirometry #FlowVolume ... #Loops #Patterns
Pulmonary Function Testing: Flow Volume Loop Patterns
 • Variable extra-thoracic obstruction - truncated or flattened inspiratory
Pulmonary Function ... Flow Volume Loop Patterns ... and persevered FEV1 ... nickmmark #FlowVolume ... Loops #pulmonary #PFTs
First-line therapies for Asthma, Asthma-COPD Overlap and COPD

The diagnosis of COPD, asthma, and ACO initially requires
Asthma, Asthma-COPD ... Overlap and COPD ... of the type and pattern ... symptoms, and spirometry ... #Differences #Algorithm
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Pulmonary Function ... Tests (PFTs) - ... Interpretation Algorithm ... Emphysematous COPD ... FunctionTests #PFTs
Pulmonary Function Test (PFT) Interpretation Algorithm

Approach to PFTs:
1) Look at Flow-Volume Loop if available
2) FEV1/FVC <
Pulmonary Function ... Algorithm Approach ... available 2) FEV1 ... #Pulmonary #Function ... #Algorithm #diagnosis
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
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Cardiogenic shock
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1
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1

1
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Septic shock
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Cardiac Tamponade
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1
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RV
» HEMODYNAMIC PATTERNS ... CI/BVI Blood Flow ... Perfusion Pressure COP ... physiologic) FVC FEV1 ... Capacity >3.0 L FEV1