PART 1: OVERVIEW
1. Key concepts
2. Differential diagnosis for given body sites and morphology
3. Distribution – specific differentials
PART 2: EPIDERMAL-BASED DISEASES
4. Spongiotic/eczematous processes
5. Psoriasiform rashes
6. Small, scaly lesions
7. Epidermal-based lesions
PART 3: EPIDERMAL/DERMAL PROCESSES
8. Epidermal injury/necrosis
9. Purpura, small vessel vasculitis, and vascular occlusion
10. Ulcers
11. Epidermal neutrophils
12. Vesiculobullous, numerous lesions
13. Vesicles and papulopustules in infants
14. Blistering, localized
PART 4: DERMAL/DEEPER PROCESSES
15. Follicular processes
16. Dermal inflammation
17. Deep soft tissue disorders: panniculitis and others
18. Dermal-based lesions
19. Dermal cysts/developmental anomalies
20. Small papules secondary to a dermal process
21. Dermal change due to deposition
22. Sclerosing disorders
PART 5: MISCELLANEOUS
23. Helminths/arthropods
