basics lesions of skin - dr. gurjot marwah
DESCRIPTION
Basic lesions of skinTRANSCRIPT
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IN THE NAME OWNER OF BEAUTY
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MORPHOLOGY&TERMINOLOGYOFSKIN LESIONS
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MORPHOLOGY & TERMINOLOGY OF SKIN LESIONS
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KIND OF LESIONS IN DERMATOLOGY
1- PRIMARY SKIN LESIONS
2-SECONDARY SKIN LESIONS
3- SPECIAL SKIN LESIONS
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PRIMARY LESIONS
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MACULE
Flat, circumscribed skin discoloration that lacks surface elevation or depression
Vitiligo
Ink tattoo
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Flat, circumscribed skin discoloration, a very large macule
Vitiligo
PATCH
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Elevated, solid lesion <0.5 cm in diameter
B.C.C
Intradermal Nevi
PAPULE
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Elevated, solid”confluence of papule”>0.5 cm in diameter that lacks a deep component
Psoriasis
M.F
PLAQUE
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Elevated, solid lesion>0.5 cm in diameter, a larger-deeper papule
Lipoma
Rheumatoid nudule
NODULE
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Plaque that contains clear fluid ,a blister
Herpes simplex
Herpes zoster
Contact dermatitis
VESICLE
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Localized fluid collection>0.5 cm in diameter, a large vesicle
Pemphigus vulgaris
Bullous pemphigoid
Bullous impetigo
BULLA
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Papule that contains purulent material
FolliculitisImpetigoAcnePustular
psoriasis
PUSTULE
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Firm,edematous,plaque that is evanescent and pruritic, a hive
Urticaria
Urticaria pigmentosa
WHEAL (HIVE)
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SECONDARY
LESIONS
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A collection of cellular debris ,dried serum,and blood
A scab antecedent primary lesion is usually a vesicle,bulla or pustule
ImpetigoCapitis Tinea
CRUST
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A partial focal loss of epidermis, heals without scarring
TEN
Perleche
EROSION
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Thick stratum corneum that results from hyperproliferation or increased cohesion of keratinocytes
4S
Scarlet fever
SCALE
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A full-thickness, focal loss of dermis,heals with scarring
Bed sore
Syphlis
ULCER
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Vertical loss of epidermis and dermis with sharply defined walls, crack in skin
PerlecheEczema
FISSURE
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A collection of new connective tissue, may be hypertrophic or atroohic scar implies dermoepidermal damage
BurnAcne
SCAR
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Thinning of the epidermis, dermis or fat that cause depression in the skin surface
Morphea
ATROPHY
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SPECIAL SKIN LESIONS
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Linear erosion included by scratching
ScabiesAtopic
DermatitisPrurigo
EXCORIATION
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Folliculocentric collection of sebum and keratin
AcneaDLE
COMEDO
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Millia are tiny pimple-like spots usually on a
Newborn baby
Tiny white cyston the surface of the skin
Sun Damage
MILIA
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Nodule that contains fluid semisolidmaterial
Acne
Pilar cyst
CYST
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An elevated channel in the superficial epidermis produced by parasite such as mite sarcoptes scabiei
Scabies
BURROW
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Focal area of thickened skin produced by chronic scratching or rubbing
Atophic Dermatitis
LICHENIFICATION
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Small, dilated ,superficial blood vessels that disappear with pressure
CREST Syndrome
SclerodermaRosacea
TELANGIECTASIA
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A small purplish spot on a body surface caused by a minute hemorrhage<0.5 cm
VasculitisDIC
PETECHIAE
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A small purplish spot
on a body surfacecaused by a
minute hemorrhage>0.5 cm
Platelet Disorder
PURPURA
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