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2.terminology used in dermatology rp
2.terminology used in dermatology rp
2.terminology used in dermatology rp
2.terminology used in dermatology rp
2.terminology used in dermatology rp
2.terminology used in dermatology rp
2.terminology used in dermatology rp
2.terminology used in dermatology rp
2.terminology used in dermatology rp
2.terminology used in dermatology rp
2.terminology used in dermatology rp
2.terminology used in dermatology rp
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2.terminology used in dermatology rp

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  • 1. Terminology used in Dermatology Dr Robert Paver Dermatologist Medical DirectorSkin and Cancer Foundation Westmead
  • 2. Clinical TerminologyColour: Erythema, pigmentation, purpuraShape: discoid (round), annular (peripheral rim with normal centre), serpiginous, (snake like)Macule: Flat circumscribed area of discolourationPapule: Small lump <5mmNodule: Larger lump >5mm
  • 3. Clinical TerminologyPlaque - Circumscribed area of elevated skinErosion - Area of loss of epidermisExcoriation - Ulceration due to scratching
  • 4. Clinical TerminologyFissure - Crack though epidermis into dermisUlcer - Loss of epidermis, some dermis and possibly fat
  • 5. Clinical TerminologySurface changesCrust – accumulated dried exudateScale – visible flakes of shedding keratin (dead epidermal cells)Lichenification - thickened skin secondary to scratching
  • 6. Clinical TerminologyFluid filled lesionsVesicle – small collection of fluid (<5mm)Bulla – Larger collection of fluid (>5mm)Pustule – visible accumulation of pus
  • 7. Clinical Terminology Miscellaneous termsTelangiectasia – small blood vessels visible on skin surfaceAlopecia - area of hair lossBlood in the skinPetechiae (small dots) Larger patches(Purpura)
  • 8. Treatment of Skin Disease - Topical Bases for topical products Creams - usually white, need a preservative, used for subacute conditions Ointments - emollients, occlusive, chronic conditions
  • 9. Treatment of Skin Disease - Topical Paints and lotions Drying effect, best for weeping (acute)rashes and hair bearing areas Gels clear, greaseless, dry when applied, good for face
  • 10. Treatment of Skin Disease - Topical Powders have a drying effect and often used for rashes in intertriginous areas (eg groin, between toes, under breasts) Pastes are a combination of an ointment and a powder and are less greasy then ointments and tend to stick on longer.
  • 11. ReferencesAustralasian College of Dermatologists OnlineStudent Teaching ModulesImages and Explanations of all skin diseases www.dermnetnz.orgLecture Notes on Dermatology (Brown andBurns) Blackwell PublishingSkin Disease Diagnosis and Treatment (Habif) Elsevier Mosby Publishing
  • 12. The End

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