Dermatology signs

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1) Auspitz sign- Psoriasis 2) Beau’s lines (Palpable horizontal deep grooves & ridgeson nail)- Trauma, coronary occlusiaon, infection,Malnutrition, chemotherapy, psoriasis, diabetes,KAWASAKI DISEASE(after a few months of onset) 3) Muehrcke’s nails (Hypopigmented lines on nail. Neitherany groove nor any ridge is palpable.)- Chemotherapy,Nephrotic syndrome.. 4) Axillary freckles-Neurofibromatosis type 1 5) CafĂ© au lait spots-Neurofibromatosis type 1 6) Lisch nodules(Iris)-Neurofibromatosis type 1 7) Buttonhole invagination- Neurofibromatosis type 1 8)Dennie-Morgan fold- Atopic dermatitis 9) Darier’s sign- urticaria pigmentosa. 10) Koebner phenomenon- Psoriasis, Lichen planus,Vitiligo, Pityriasis rubra pilaris 11) Nail pitting- Psoriasis(Auspitz sign & Koebner phenomenon) 12) Wickham’s striae- Lichen planus 13) Pterygium of nail- Lichen planus(Cicatrical alopecia, Koebner phenomenon;Bucca mucosa involvement) 14) Herald patch- Pityriasis rosea 15) Christmas tree pattern- Pityriasis rosea 16) Cigarette paper scales- Pityriasis rosea 17) Pin prick itching- Pityriasis versicolor 18) Sun fungus- Pityriasis Versicolor 19) Nickolsky’s sign- Toxic epidermal necrolysis &Pemphigus vulgaris 20) Row of Tombstone appearance- Pemphigus vulgaris 21) Acantholysis- Pemphigus vulgaris( Pemphigus-Intraepidermal blisters, Buccal mucosainvolved.Pemphigoid– Subepidermal blisters, Mucosa not involved) 22) Target lesion- Erythema multiforme 23) Bull’s eye- Erythema multiforme 24) Iris lesion- Erythema multiforme 25) Garttage test- Psoriasis 26) Candle grease sign- Psoriasis 27) Burkley’s membrane- Psoriasis 28) Warnoff ring- Psoriasis 29) Micro-munro abscess- Psoriasis 30) Silvery scales- Psoriasis 31) Onycholysis- Psoriasis
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