19 results
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
Patterns of pulmonary ... See text for details ... PFTs #Spirometry #FlowVolume ... #Loops #Patterns ... Comparison #Normal #pulmonary
Pulmonary Function Testing: Flow Volume Loop Patterns
 • Variable extra-thoracic obstruction - truncated or flattened inspiratory
Pulmonary Function ... Testing: Flow Volume Loop ... Patterns • Variable ... nickmmark #FlowVolume ... #Loops #pulmonary
Flow Volume Loops - Common Patterns
A. Normal
B. Emphysema
C. Unilateral Main Stem Bronchial Obstruction
D. Fixed Upper Airway
Flow Volume Loops ... - Common Patterns ... PFTs #Spirometry #FlowVolume ... #Loops #Patterns ... #pulmonary
Pulmonary Function Test (PFT) Interpretation Algorithm

Approach to PFTs:
1) Look at Flow-Volume Loop if available
2) FEV1/FVC <
Pulmonary Function ... Algorithm Approach ... at Flow-Volume Loop ... FEV1/FVC < 70% (obstruction ... #Function #Test
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Pulmonary Function ... Tests (PFTs) - ... Interpretation Algorithm ... • Normal • Pulmonary ... Interpretation #Algorithm
Pulmonary Function Testing (PFT) Interpretation Algorithm

Restrictive Lung Disease:
 • Chest wall or neuromuscular disorders
 • Interstitial
Pulmonary Function ... Interpretation Algorithm ... Lung Disease Obstructive ... MatthewHoMD #Pulmonary ... #Function #Testing
Diagnostic algorithm for a child or adolescent with suspected pulmonary hypertension. CHD, congenital heart disease; CPET,
Diagnostic algorithm ... with suspected pulmonary ... disease; LFT, liver function ... test. ... Hypertension #Workup #Algorithm
Liver Function Test (LFTs) Elevation
AST - Cardiac and skeletal muscle, kidney, brain
ALT - More specific for
Liver Function Test ... Bili - Direct (Obstructive ... Hepatocellular Pattern ... ULN Cholestatic Pattern ... to ≤ 5: Mixed pattern
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
Abnormal liver function ... tests algorithm ... evaluation of the pattern ... extrahepatic biliary obstruction ... LFTs #Abnormal #Algorithm
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
• Pulmonary artery ... adults • Blood tests ... function tests: ... obstructive • ... Sweat chloride test