60.2 ð åèçïŒé«åž«åè / PGY OSCEïŒ
60.2.0.1 ð Cram Sheet
60.2.0.1.1 ð¥ é« yield 12
- AD äžè¯ïŒasthma + 錻ç + ADïŒatopy marchïŒ
- AD å±åŽ / Psoriasis 䌞åŽ
- Auspitz sign = psoriasis
- Koebner = psoriasis, lichen planus, vitiligo
- Dupilumab for ADïŒanti-IL-4RαïŒ
- IL-17 / IL-23 biologics for psoriasis
- Honey-colored crust = impetigo (Staph/Strep)
- Erysipelas éçæž vs cellulitis æš¡ç³
- Scabies å€ç¢ + burrow â permethrin
- Isotretinoin teratogenic â åŽæ Œ contraception
- Tinea KOH + â topical antifungal
- Guttate psoriasis post-strep
60.2.0.2 â é« yield
60.2.0.2.1 Eczema vs Psoriasis å°ç §
| Eczema | Psoriasis | |
|---|---|---|
| ååž | å±åŽ | äŒžåŽ + é ç® |
| æ§è³ª | Itchy, weeping, lichen | Plaque, silver scale |
| Koebner | â | + |
| Auspitz | â | + |
| Atopy | + | â |
| Th äž»å° | Th2 | Th17 |
| Biologic | Dupilumab (IL-4Rα) | IL-17, IL-23, TNF-α |
60.2.0.2.2 Biologics for Psoriasis (22E)
| Target | Drug |
|---|---|
| TNF-α | Adalimumab, etanercept, infliximab |
| IL-12/23 | Ustekinumab |
| IL-23 | Guselkumab, risankizumab, tildrakizumab |
| IL-17 | Secukinumab, ixekizumab, brodalumab |
| TYK2 (oral) | Deucravacitinib (22E new) |
60.2.0.2.3 Biologics for AD (22E)
| Target | Drug |
|---|---|
| IL-4Rα | Dupilumab |
| IL-13 | Tralokinumab, lebrikizumab |
| JAK | Abrocitinib, upadacitinib (oral); ruxolitinib (topical) |
60.2.0.3 ð¯ èªææª¢æž¬
- AD äž»å° cytokine? â Th2 (IL-4, 13)
- Psoriasis äž»å°? â Th17 (IL-17, 23)
- Auspitz sign? â Psoriasis
- Koebner äžç ? â Psoriasis, lichen planus, vitiligo
- Dupilumab target? â IL-4Rα
- Honey-colored crust? â Impetigo
- Permethrin? â Scabies
- Isotretinoin å¯äœçš? â Teratogenic, cheilitis, hyperlipidemia
- Guttate psoriasis trigger? â Strep
- Deucravacitinib target? â TYK2 (22E new for psoriasis)
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