8 results
Patterns of pulmonary dysfunction revealed by flow-volume loops. For comparison, a normal loop is shown with
comparison, a normal ... See text for details ... Diagnosis #PFTs #Spirometry ... #FlowVolume #Loops ... Patterns #Comparison #Normal
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Asthma vs COPD Presentation ... Exam: Usually normal ... spirometry - FEV1 ... bronchodilator, Spirometry ... spirometry - FEV1
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
First-line therapies for Asthma, Asthma-COPD Overlap and COPD

The diagnosis of COPD, asthma, and ACO initially requires
symptoms, and spirometry ... bronchodilator test ... required, specific tests ... and sensitivity tests ... #Differences #Algorithm
Pulmonary Function Tests (PFTs) - Interpretation Algorithm
 • Normal
 • Pulmonary Hypertension, Anemia, Carboxyhemoglobinemia
 • Chest
Pulmonary Function Tests ... Interpretation Algorithm ... • Normal • ... Non-Emphysematous COPD ... Emphysematous COPD
Medical Treatment Algorithm for Chronic Obstructive Pulmonary Disease
Initial medical treatment of chronic obstructive pulmonary disease (COPD)
Medical Treatment Algorithm ... outpatient setting with oral ... assessment test ... ; FEV1, forced expiratory ... #Algorithm #Management
Causes of Chronic Cough - Differential Diagnosis Algorithm

Abnormal Chest X-Ray:
 • Chronic Infection (Eg. Fungal, Tuberculosis)
Differential Diagnosis Algorithm ... Abnormal Chest ... Obstructive Disease (FEV1 ... • Asthma • COPD ... Differential #Diagnosis #Algorithm
Pulmonary Function Test (PFT) Interpretation Algorithm

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