Skin - Secondary Lesions

19 terms by Miskela 

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secondary lesions

lesions that result in changes in primary lesions

erosion

gnawed away; loss of superficial epidermis, leaving an area of moisture but no bleeding (e.g. area of moisture after rupture of a vesicle)

ulcer

an open sore on the skin or mucuous membrane that can bleed and scar; sometimes accompanied by infection (e.g. decubitus ulcer)

excoriation

a scratch mark

fissure

a linear crack in the skin

scale

a thin flake of exfoliated epidermis (e.g. dandruff)

crust

a dried residue of serum (body fluid), pus, or blood on the skin (e.g. impetigo)

vascular lesions

lesions of a blood vessel

cherry angioma

a small, round, bright red blood vessel tumor on the skin; often on the trunk of the elderly

telangiectasia (spider angioma)

a tiny, red blood vessel lesion formed by the dilation of a group of blood vessels radiating from a central arteriole, most commonly on the face, neck, or chest
(telos = end)

purpuric lesions

purpura; lesions resulting from hemorrhages into the skin

petechia

spot; reddish-brown, minute hemorrhagic spots on the skin that indicate a bleeding tendency; a small purpura

ecchymosis

bruise; a black and blue mark; a large purpura
(chymo = juice)

cicatrix of the skin

a mark left by healing of a sore or wound, showing the replacement of destroyed tissue by fibrous tissue
(cicatrix = scar)

keloid

an abnormal overgrowth of scar tissue that is thick and irregular
(kele = tumor)

epidermal tumors

skin tumors arising from the epidermis

nevus

a congenital malformation on the skin that can be epidermal or vascular; aka a "mole"

dysplastic nevus

a mole with precancerous changes

verruca

an epidermal tumor caused by a papilloma virus, aka a "wart"

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