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