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Definition
elevated irregular-shaped area of cutaneous edema |
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Definition
elevated, firm, and rough lestion with flat top |
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Definition
irregular-shaped, elevated, progressively enlarging scar |
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Definition
loss of epidermis and dermis, concave |
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Definition
circumscribed area of blood less than 0.5cm in diameter |
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Definition
circumscribed area of blood greater than 0.5cm in diameter |
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Definition
plug of sebaceous and keratin material lodged in opening of hair follicle acne |
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Definition
resulting from pressure and shearing forces that occlude cutaneous and subcutaneous blood flow |
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Definition
sores resulting from lying down for long time |
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Term
what do pressure ulcers develop? |
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Definition
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Signs and Symptoms of pressure ulcer |
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Definition
pain, fever, and leukocytosis if ulceration is large, toxicity and pain lead to loss of appetite, debility, and renal insufficiency |
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Term
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Definition
itching associated with many primary skin disorders or manifestations of disease |
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Term
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Definition
erythema, vesicles, scales, and itching edema serous discharge, crusting comes with scratching |
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Term
Allergic contact dermatitis |
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Definition
cell-mediated/delayed hypersensitivity may be caused by poison ivy, chemicals, latex, drugs, metals, etc. |
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Term
Irritant contact dermatitis |
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Definition
nonimmunologically-mediated inflammation caused by prolonged exposure to soaps, detergents, and various other chemicals |
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Term
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Definition
more common in infancy and childhood results from activation of mast cells, T lymphocytes, IgE production and release of inflammatory mediators lesions usually found on feet, hands, and flexor surfaces of arms and legs |
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Term
If you scrate atopic dermatits, what can happen? |
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Definition
lead to increased risk of infection from Staphylococcus aureus |
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Term
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Definition
usually occurs in legs as result of reduced venous flow and edema results in erythema, pruritus, scaling, petechiae, and hyperpigmentation |
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Term
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Definition
chronic inflammation of skin involving scalp, eyebrows, eyelids, ear canals, axillae, chest, and back cause unknown and lesions occur periodically from infancy to old age lesions are scaly, white, or yellowish |
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Term
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Definition
chronic, relapsing, skin disorder resulting in thickening of dermis and epidermis with cellular proliferation and inflammation leading to plaque formation |
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Term
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Definition
inflammatory disorder of the sebaceous gland affects 85% of population between 12 and 25 years old |
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Term
Noninflammatory acne vulgaris |
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Definition
comedones are open (blackheads) and close (whiteheads) with accumulated material causing distention of follicle and thinning of follicular canal walls |
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Term
Inflammatory acne vulgaris |
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Definition
close comedones when follicular wall ruptures expelling sebum into surrounding dermis and initiating inflammation pustules, papules, and cystic nodules may develop |
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Term
tinea corporis (ringworm) |
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Definition
circular, mildly erythematosus scaly patches on skin areas excluding scalp, face, hands, feet, groin more common in children |
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Term
tinea pedis (athlete's food) |
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Definition
superficial fungal infection of foot common in adults slight scaling painful skin occasionally with fissures and vesiculation |
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Definition
associated with type 1 hypersensitivity reaction to drugs, foods, systemic disease, or physical agents mediated by histamine release resulting in wheals, welts, or hives |
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Definition
chronic inflammation of middle-aged adults lesions occur in middle third of face associated with chronic flushing and sensitivity to sun |
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Definition
typically caused by S. aureus or B-hemolytic streptococci |
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Term
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Definition
bacterial infection of hair follicle lesions appear as pustules and erythema most prominent on scalp and extremities |
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Term
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Definition
inflammation of hailr follicles lesion is deep, firm, red, painful nodlue which change to cystic nodules accompained by cellulitis |
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Definition
collection of infected hair follicles occuring on back of neck, upper back, and lateral thigs may form abscesses |
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Term
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Definition
infection of dermis and subcutaneous tissue usually caused by Staphylococcus occus as extension of skin wound, ulcer or furuncle or carbuncle |
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Term
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Definition
superficial lesion caused by Staph or B-hemolyic streptococci more common in children |
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Term
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Definition
infections caused by HSV-1 generally oral infections and HSV-2 is associated with genital infections |
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Term
Herpes zoster (shingles) or varicella (chickenpox) |
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Definition
varicella is primarily infection followed by activation of virus to cause shingles years later virus remains latent in trigeminal and dorsal root ganglion during time between activations Symptoms: zoster--> pain and paresthesia with vesicular eruptions |
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Term
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Definition
benign lesions caused by many different types of human papillomavirus commors warts occur in children usually on fingers plantar warts on bottom of foot |
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Definition
fungal infection of scalp with scaly, pruritic scalp with bald areas more common in children |
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