14 results
Spirometry - PFT Interpretation Algorithm

- BWH Medicine Chiefs @BrighamChiefs

#Spirometry #PFTs #Interpretation #Algorithm #diagnosis #differential #pulmonary #function
Spirometry - PFT ... BrighamChiefs #Spirometry ... #PFTs #Interpretation ... pulmonary #function #testing
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
#Diagnosis #PFTs ... #Spirometry #FlowVolume
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
#Diagnosis #PFTs ... #Spirometry #FlowVolume
Liver Function Tests (LFTs)
 - Aspartate aminotransferase (AST) 
 - Alanine aminotransferase (ALT) 
 - Alkaline
Liver Function Tests ... (LFTs) - Aspartate ... Liver #Function #Tests ... #LFTs #Laboratory ... #Diagnosis #Testing
Pulmonary Function Testing: Flow Volume Loop Patterns
 • Variable extra-thoracic obstruction - truncated or flattened inspiratory
Pulmonary Function Testing ... nickmmark #FlowVolume ... Loops #pulmonary #PFTs
Rheumatology Workup - Laboratories Studies in Rheumatic Diseases

• Septic arthritis - Gram stain and culture of
- CCP antibody testing ... (LFTs) and a serum ... myositis • Thyroid testing ... and C serology testing ... workup #diagnosis #testing
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
liver function tests ... abnormal liver blood tests ... of liver blood tests ... decision for repeat testing ... #LFTs #Abnormal
Cold Agglutinin Disease

3 Types of Cold Sensitive Antibodies:
  1. Cold Agglutinins (CAD)
  2. Donath-Landsteiner
Positive Coombs testing ... influenza (younger pts ... disease (younger pts ... • Diagnostic Test ... Donath-Landsteiner test
USMLE Epidemiology and Biostatistics Summary
Meta-Analysis: pools data from several studies (greater power), limited by quality/bias of
disease who test ... then all negative tests ... then all positive tests ... probability of getting ... retrospective studies (pts
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
Galactomannan Testing ... breakthrough IFI in HM pts ... the use of this test ... useful in high risk pts ... Galactomannan #Fungal #Testing