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Accelerated Skin

Accelerated Hair, Skin and Nails chapter

TermDefinition
Vernix caseosa protective covering on newborns
Lanugo downy hair covering the body on newborns
Acrocyanosis blue/purple discoloration of extremities in newborns
Cutis marmorata transient discoloration due to decreased temperatures in newborns
Erythema toxicum benign, yellow/white erythema, normally 1-2 mm, in newborns
Mongolian spots blue/mulberry spots in sacral area in newborns, more prevalent in darker skin tones
Salmon patches flat, deep pink localized areas, usually found midforhead, eyelids, upper lips and back of neck, found in newborns
Milia small white papules found in newborns
Striae Gravidarum stretch marks on pregnant women
Linea Nigra a dark line or discoloration the runs from the umbilicus to the pubes in pregnant women
Chloasma excessive facial skin pigmentation often found in pregnant women
Atopic dermatitis skin lesions consists of reddened, cracked, thickened skin that can become exudative & crusty from scratching
Psoriasis chronic skin disorder where red papules & scaly silver plaques with sharply defined borders appear on the body surface
Macule flat, circumscribed area that is a change in the color of the skin, <1cm ex. freckles, nevi, measles
Papule elevated, firm circumscribed area, <1cm ex. warts, elevated moles, lichen planus
Patch flat, nonpalpatable, irregular shaped macule, >1cm ex vitiligo, port wine stains, mongolian spots
Plaque elevated, firm, rough lesion w/ flat top surface that is >1cm ex. psoriasis, seborrheic and actinic keratoses
Wheal Elevated, irregular shaped areas of cutaneous edema; solid, transient, variable diameters ex. insect bites, urticaria, allergic reactions
Nodule elevated, firm, circumscribed lesion, deeper in the dermis than papule, 1-2cm in diameter ex. erythema nodosum, lipoma
Tumor elevated, solid lesion; may be clearly demarcated, deeper in dermis ex. neoplasms, lipoma
Vesicle elevated, circumscribed, superficial, not into dermis; filled with serous fluid ex. chickenpox, herpes zoster
Bulla vesicle greater than 1cm in diamter ex. blister, pemphigus, vulgaris
Pustule elevated, superficial, encapsulated lesion; in dermis or subcutaneous layer, filled with liquid or semisolid material ex. sebaceous cyst, cystic acne
Telangiectasia fine, irregular, red lines produced by capillary dilation
Scale heaped up skin, keratinized cells ex flaking skin w/ seborrheic dermatitis, flaking after drug rxn
Lichenification rough, thickened skin secondary from rubbing, scratching, chronic irritation ex. chronic dermatitis
Keloid irregular, elevated progressively enlarging scar; heaped up mass of tissue
Excoriation loss of epidermis, linear hollowed out area; crusted area ex. scratch, scabies, abrasion
Fissure linear crack or break from the epidermis to the dermis ex. athletes foot cracks
Erosion loss of part of epidermis; depressed moist glistening & follows rupture of vesicle or bulla ex. varicella after rupture
Ulcer loss of epidermis & dermis, concave ex. pressure or stasis ulcer
Crust ex. scab
Atrophy thinning of skin surface ex. aged skin
Spider angioma red, central body with radiating spider-like legs that blanch with pressure to the central body causes: liver disease, vitamin B deficiency, idiopathic
Venous star bluish spider, linear or irregularly shaped; does not blanch w/ pressure causes: increased pressure in superficial veins
Vitilgo absence of melanin
Alopecia absence or loss of hair
Hirsutism male-like hair distribution on a female; associated with endocrine problems
Created by: ryanleoware
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