chapter 20
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Created by:
katherineoneal on April 17, 2012
Subjects:
Description:
skin diseases and disorders
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40 terms
Terms | Definitions |
|---|---|
 telangiectasias | dilation of the surface blood vessels |
| bulla | large blister containing a watery fluid |
| macule | spot or discoloration on the skin, such as a freckle |
| tumor | a swelling; an abnormal cell mass resulting from excessive multiplication of cells, varying in size, shape and color |
| fissure | crack in the skin that penetrates the epidermis, chapped hands or lips |
| crust | dead cells that form over a wound or blemish while it is healing |
| keloid | thick scar resulting in excessive growth of fibrous tissue |
| scale | any thin plate of epidermal flakes, dry or oily, such as abnormal or excessive dandruff |
| comedone | hair follicle filled with keratin and sebum. when the sebum is exposed its a blackhead. when it is not it is white or cream |
| milia | benign, keratin-filled cyststhat can appear just under the epidermis and have no visible opening |
| acne | skin disorder characterized by chronic inflammation of the sebaceous glands from retained secretions and bacteria |
| acne vulgaris | common pimples |
| asteaosis | condition of dry, scaly skin, due to a deficiency or absense of sebum that is caused by old age and by exposure to cold |
| dermatitis | inflammatory condition of the skin |
| herpes simplex | fever blister or cold sore |
| psoriasis | skin disease characterized by red patches, coverd with silver-white scales |
| albinism | congential leukoderma or absense of melanin pigment of the body |
| basal cell carcinoma | most common and least sever type of skin cancer |
| ulcer | open lesion on the skin or mucous membrane of the body, accompanied by pus and loss of skin depth |
| malignant melanoma | most serious form of skin cancer |
| lesions | mark on the skin |
| anhidrosis | deficiency in perspiration, often from skin disease or fever |
| bromhidrosis | foul-smelling perspiration |
| chloasma | condition characterized by increased pigmentation on the skin in spots that are not elevated |
| cyst | closed, abnormally developed sac containing fluid, semifluid, or morbid matter, above or below the skin |
| dermatisis venenata | an eruptive skin infection caused by contact wit irritating subsatnces such as chemicals or tints |
| eczema | inflammatory painful itching disease of the skin, having forms of dry or moist lesions |
| hyperhidrosis | excessive sweating caused by heat or general body weakness |
| hypertrophy | abnormal growth of the skin |
| lentigines | freckles |
| mole | small, brownish spot or blemish on the skin |
| rosacea | chronic congestion appearing primarily on the cheeks and nose, characterized by redness, dialtion of the blood vessels, and formation of papules and pustules |
| seborrhea dermatisis | skin condtion caused by an inflammation of the sebaceous glands, dry or oily scaling, crusting, and or itchiness |
| sensitization | a greatly increased or exaggerated sensitvity to products |
| skin tag | a small brown or flesh-colored outgrowth of the skin |
| squamous cell carcinoma | type of skin cancer more serious than basal cell carcinoma |
| steatoma | sebaceous cysts or fatty tumor |
| tubercle | abnormal rounded, solid lump above, within, or under, the skin |
| vesicle | small blister or sac containing clear fliud, lyin within or just beneath the epidermis |
| vitligo | milky-white spots of the skin. hereditary nd may be due to thryiod conditions |
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