11 results
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
by flow-volume loops ... comparison, a normal ... #Diagnosis #PFTs ... #Spirometry #FlowVolume ... #Comparison #Normal
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Flow Volume Loops ... Normal B. ... #Diagnosis #PFTs ... #Spirometry #FlowVolume ... #Loops #Patterns
Spirometry - PFT Interpretation Algorithm

- BWH Medicine Chiefs @BrighamChiefs

#Spirometry #PFTs #Interpretation #Algorithm #diagnosis #differential #pulmonary #function
Spirometry - PFT ... Interpretation ... BrighamChiefs #Spirometry ... #PFTs #Interpretation
Pulmonary Function Testing: Flow Volume Loop Patterns
 • Variable extra-thoracic obstruction - truncated or flattened inspiratory
Testing: Flow Volume Loop ... nickmmark #FlowVolume ... #Loops #pulmonary ... #PFTs #patterns
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Function Tests (PFTs ... ) - Interpretation ... Algorithm • Normal ... FunctionTests #PFTs ... #Interpretation
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
exacerbations • PFT ... spirometry - FEV1 ... bronchodilator, Spirometry ... often normal or ... spirometry - FEV1
Pulmonary Function Test (PFT) Interpretation Algorithm

Approach to PFTs:
1) Look at Flow-Volume Loop if available
2) FEV1/FVC <
Function Test (PFT ... ) Interpretation ... Approach to PFTs ... at Flow-Volume Loop ... #Interpretation
Approach to Thyroid Function Tests in the Evaluation of Hyperthyroidism
 • Low TSH, Low normal T4
• Low TSH, Low normal ... • Low TSH, normal ... Scan • High or normal ... endocrinology #TFTs ... #TSH #Interpretation
Liver Function Tests (LFTs) - Normal Values and Interpretation

Alanine aminotransferase (ALT/SGPT) - Liver, cardiac & skeletal
Function Tests (LFTs ... ) - Normal Values ... and Interpretation ... Function #Tests #LFTs ... Laboratory #Values #Interpretation
Liver Chemistries - Interpretation of LFTs

R-value: Serum (ALT/ULN ALT) / (Alk phos/ULN ALP)
 • R >
Chemistries - Interpretation ... of LFTs R-value ... - If both are normal ... of ALP • Near normal ... #RValue #interpretation