Explanation on how to interpret chest CT scans.

1. INTERPRETATION OF CHEST CT
SAKIRU ISA

2. Advantages
• Better resolution
• Minimal overlapping of structures
• Accessible

3. TYPES OF CT
• Standard CT
• High resolution CT
• CT angiography
• Low dose CT

4. CHEST ANATOMY

6. SYSTEMATIC APPROACH TO
INTERPRETATION
• Lung parenchyma
• Pleura
• Airways
• Mediastinum
• Vessels
• Heart
• Axillae
• Soft tissue
• bones

8. Views
• Cross sectional
• Frontal
• Sagittal

9. views
Frontal Sagittal

10. WINDOWS
• Bone window
• Lung window
• Soft tissue window

11. LUNG WINDOW SOFT TISSUE WINDOW

12. INDICATIONS
• Screening
• Interstitial lung diseases
• Vascular diseases
• Pulmonary mass/tumor
• Congenital abnormalities
• hemoptysis

14. CONTRAST CT
• Utilizes contrast media
• Routes of administration
• Adverse reactions
• Types of contrast media

17. Pulmonary embolism
• Filling defects

19. Interstitial lung disease
Honeycomb, Ground glass Traction bronchiectasis

20. PNEUMONIA
• Opacity
• Air bronchogram

21. COPD

22. Atelectasis

24. Bronchiectasis
• Tram lines
• Dilated non-tapering
airways
• Signet ring
• Tree in bud

25. “tree-in-bud” “Tram tracks”

26. nodules
• Size
• Attenuation
• Pattern of calcification
• Boarder
• morphology

29. Conclusion

30. References
• Harrison’s Principle of Internal Medicine-19e
• Uptodate.com
• Clinical radiology made simple