62.2 ð åèçïŒé«åž«åè / PGY OSCEïŒ
62.2.0.1 ð Cram Sheet
62.2.0.1.1 ð¥ é« yield 10
- PV intra-epidermal / BP subepidermal
- PV Nikolsky+ / BP Nikolskyâ
- PV Dsg3 / BP BP180-BP230
- DIF fish-net = PV / Linear BMZ = BP
- PV first-line = Rituximab + steroidïŒ22EïŒ
- DH IgA papillae = celiac â gluten-free + dapsone
- Linear IgA disease = vancomycin most common drug
- Behçetâs pathergy + HLA-B51 + å£/ç/çŒäžè¯
- Lupus skin: acute / subacute / chronic / profundus
- Cicatricial pemphigoid scarring (eye, mouth)
62.2.0.2 â é« yield
62.2.0.2.1 Antibodies
- Anti-Dsg3 = mucosal-dominant PV
- Anti-Dsg3 + Dsg1 = mucocutaneous PV
- Anti-Dsg1 only = pemphigus foliaceus
- Anti-BP180/230 = BP
62.2.0.2.2 Treatment
| ç | First-line |
|---|---|
| PV | Rituximab + steroid (22E first-line) |
| BP mild | Topical clobetasol |
| BP moderate-severe | Pred + steroid-sparing |
| DH | Gluten-free + dapsone |
| Linear IgA | Stop drug + dapsone |
| Lupus discoid | Topical steroid + HCQ |
| Behçetâs | Colchicine, apremilast, TNF-α |
62.2.0.3 ð¯ èªææª¢æž¬
- PV vs BP Nikolsky? â PV+, BPâ
- PV intra/sub epidermal? â Intra
- PV first-line 22E? â Rituximab + steroid
- BP mild Tx? â Topical clobetasol
- DH IgA in? â Dermal papillae
- Linear IgA most common drug? â Vancomycin
- Behçetâs pathergy +?
- DIF for PV? â Fish-net intercellular IgG
â ïž AI èçš¿ã