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13 Cards in this Set
- Front
- Back
1.macule |
flat circumscrined area of the altered skin colour.could be exogenous (e.g tatoo,medication) or endogenous(e.g hemosiderosis,melanin,carotene,viltigo). |
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2.Patch |
flat circumscribed area of discoloration greater than 1cm which is neither elevated nor depressed. |
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3.Infiltrative |
Papule:small circumscribed elevation of skin,infiltrates the stratum papilare(<0.5-1cm)e.g molluscum contagiosum,psoriasis. Plaque:well circumscribed,elevated,flat topped lesion(>1cm)e.g psoriasis, eczema Nodule:palpable,solid,circumscribed elevation,gr8er part lies beneath the skin surface,infiltrated in cutis or subcutis e.g erythema nodosum,sarcoidosis. Tumor:solid firm lesion,all d layers of skin are involved,can be elevated or depressed e.g bcc,hemangioma. Wheal(urtica,hive):transient circumscribed,elevated lesion due to oedema e.g urticaria. |
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4.exuadative |
Vesicula:circumscribed fluid containin elevation(<0.5cm)e.g varicella,herpes simplex,herpes zoster,allergic contact dermatitis. Bulla:similar to vesicle,larger(>5mm),subepidermal,intraerpidermal or subcorneal e.g epidermolysis bullosa,pemphigus vulgaris,bullosus pemphigus,impetigo bullosa. Postule:circumscribed superficial pus containin elevation(<1cm) e.g impetigo,acne vulgaris,pustular psoriasis. |
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1.Scale(squama) |
thick and loose,readily detached fragments of stratum corneum e.g psoriasis,seborrhoic diseaae, after inflammation. |
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2.erosion |
loss of superficial layers of upper erpidermis e.g residual lesion after vesico bullosus disease,maceration,friction,mild sunburn,2nd degree burn. |
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3.excoriation |
superficial skin abrasion,due to scratching of d skin. e.g dry skin,atopic dermatitis,pediculosis,scabies. |
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4.fissure,rhagas |
sharply defined,linear break or cut im d erpiderkis and dermis e.g interdigital mycosis,hyperkeratosis palmo plantaris. |
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5.crust |
dry exudate on d surf of d lesion. e.g dark brown(serum) or yellowish,greenish, honey colour(pus) |
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6.ulcer |
excavation due to loss of tissue involving the erpidermis,part of d dermis,subctis e.g ulcus cruris,syphilitic ulcer |
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7.scar(cicatrix) |
result of healing of an ulcer,accompanied by hypopigmentation,loss of appendageal structures,sometimes hyoertrophic(kelloid) e.g after surgery,healed ulcer. |
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8.atrophy |
loss of tissue(erpidermis,dermis or both) which result in thinning of d skin e.g chronic inflammation,chronic topical steroid use,aging skin, PSS |
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9.Lichenificatio |
results from chronic rubbing,diffuse thickening of the erpidermis. e.g chronic inflammation wiv itching,acanthosis nigricans. |