4.2.2 Skin Pathology IV Flashcards
What is this an image of IF?
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Dermatitis Herpetiformis
IgA Deposition at the dermal papillae
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B - Arthritis
Psoriasis
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A - positive dimple sign
Dermatofibroma
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D - hair follicle
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C - Darier Sign
Mastocytosis
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Desmoglein 3
What is this IF image?
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Pemphigus vulgaris
Net like IgG deposition predominantly within the lower epidermis
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Anti-DNA antibodies
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C
What is this an image of?
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Pemphigus Vulgaris
also know that it affects the oral mucosa
Positive Nikolsky sign is indicitative of what disease?
Pemphigus Vulgaris
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Contact Dermatitis
Lichen planus would be more saw tooth
What is this an image of?
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Bullous Pemphigoid
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D - perivascular dermatitis
What is this disease?
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Bullous Pemphigoid
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Profilaggrin - Ichythosis vulgaris
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Lupus erythematous - the bite of the wolf
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A - melanoma
What is the antigen in Bullous Pemphigoid?
BP180 and BP230
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E - Sebkorrheiac Keratois
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B - 100%
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Keratin Pearl
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Lichen Planus - sawtooth appearance
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E - 0-20%
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All of the above
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D - T cells mycosis fungoides
What is a Nicholsky sign?
Extension of the roof of the blister
What is this an image of?
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IgG and C3 at the dermal-epidermal junction (linear pattern)
Bullous Pemphigoid
What is this an image of?
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Bullous Pemphigoid
What are the antibodies toward in Pemphigus Vulgaris?
Anti-desmoglein antibodies towards desmoglein
What is this disease?
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Dermatitis Herpetiformis
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HPV
Wart
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B - bullous phemphigoid
What is this an image of?
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Pemphigus Vulgaris
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E - Scabies
What is this an image of?
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Dermatitis Herpetiformis
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A - sarcoidosis
Erythema nodosum