Objectives

• History
• Lung volumes
• Helium dilution graph
• Lung compartments
• Volume/time Graph
• Flow volume loop
• Diffusion Graph
• Post steroids

Review the info and try answering the folowing questions. Click to see my answers.

• Does he have restrictive defect?
• How severe is the defect?
• Is there a significant response to therapy?
• What is the pattern of flow volume loop consistent with?
• What is the difference between restrive disease and restrictive defect
• What are the conditions that can give restrictive defect?