Week 5 Flashcards
What are the 5 Pās in Lichen Planus
Puritic, Papule, Purple, Polygonal and Plaque (Phlat)
Is Lichen Planus autoimmune?
NO, Immune mediated only (no antibodies/proteins attacked)
What type of hypersensitivity is Lichen Planus?
Type 4
6 types of Lichen Planus
BEER-UP. Bullous, Erythamatous, Erosive, Reticular, Ulcerative and Plaque.
Atrophic is aka erythematous
Lichen Planus
-histologic->DIF finding
Presence of Fibrinogen at BMZ
What type of Lichen Planus would you use a steroid for treatment?
Erosive/Bullous/Ulcerative (those with ulcerations)
What % malignancy rate does Lichen Planus have?
None, only coincident.
Two types of Lupus Erythematosus?
Systemic
Discoid
Difference between SLE and DLE (2)
- SLE has _______
- DLE only affects _______
SLE has antibodies. DLE only affects oral and skin.
Describing the Skin lesions of DLE (2)
- Hypopigmented centers
2. Hyperpigmented Margins
Describing the Oral lesions of DLE (2)
- Ulcers
2. With Striae
What antibody test is MOST suggestive of SLE?
(positive for) Anti Sm antibodies.
Describing the Oral lesions of SLE (2)
- Ulcers
2. With Striae
Describing the Oral lesions of SLE
-Location(4)
- Vermillion border
- Buccal mucosa
- Gingiva
- Palate
What is NOT included in the differential for Red lesions with SLE??
Leukoplakia