The contents is divided into 15 sections, each with 16-25 major diagnoses in each section:
1. CPA-IAC
2. Skull Base
3. Temporal Bone
4. Orbit
5. Nose and Sinus
6. Pharyngeal Mucosal Space
7. Lymph Nodes
8. Larynx
9. Oral Cavity
10. Masticator Space
11. Parotid Space
12. Carotid Space
13. Midline Spaces
14. Visceral Space
15. Pediatric Lesions
