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| keratinized tissue, cornea |
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| scraping away of skin or mucous membrane |
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| disease of the sebaceous (oil) glands and hair follicles in the skin, marked by plugged pores, pimples, cysts and nodules on the face, neck, chest, back and other areas |
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precancerous condition in which rough, scaly patches of skin develop, most commonly on sun-exposed areas such as the scalp, neck, face, ears, lips, hands and forearms
also called solar keratosis |
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| autoimmune disease that results in loss of hair; alopecia areata causes patchy hair loss from the scalp; alopecia totalis causes total scalp hair loss; alopecia universalis causes total body hair loss |
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| common type of skin cancer that typically appears as a small, shiny papule and eventually enlarges to form a whitish border around a central depression or ulcer that may bleed |
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| large blister or skin vesicle that is filled with fluid |
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| type of thermal injury to the skin caused by a variety of heat sources; classified according to severity 1st degree (superficial - epidermis); 2nd degree (partial-thickness - epidermis and dermis); 3rd degree (full-thickness - epidermis, dermis and subcutaneous) |
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| thickened, hardened, toughened area of skin caused by frequent or chronic pressure or friction |
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| very large furuncle or cluster of connected furuncles |
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| potentially serious bacterial skin infection marked by pain, redness, edema, warmth and fever |
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| small callus that develops on smooth, hairless skin surfaces, such as the backs of fingers or toes, in response to pressure and friction; hard corns typically develop on the sides of feet and tops of toes; soft corns usually develop between toes |
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| fluid- or soild-containing pouch in or under the skin |
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| area of injury and tissue death caused by unrelieved pressure which impededs circulation in the skin and underlying tissues |
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| discoloration of the skin, bruise |
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| inflammatory skin condition marked by red, hot, dry, scaly, cracked and itchy skin, or blister |
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| small sac or pouch below the skin surface containing a thick, chessy substance; appears pale white or yellow, but can be darker in dark-skinned people |
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| small, cracklike break in the skin |
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| inflammation of hair follicles, marked by rash with small red bumps, pustules, tenderness, and itching; common on the neck, armpit and groin area |
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| injury that occurs with skin tissues are exposed to temperatures cold enough to cause them to freeze |
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infection of a hair follicle and nearby tissue
also called a boil
(more invasive than folliculitis becuase it involves a sebaceous gland) |
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| bacterial skin infection marked by yellow to red weeping, crusted, or pustular lesions; common in children |
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| surgical cut in the flesh |
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| bacterial infection transmitted by ticks, marked by erythema migrans, a circular rash that slowly expands and enlarges, untreated disease causes multisystem symptoms |
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| flat, discolored spot on the skin, such as a freckle |
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| aggressive form of skin cancer that often begins as various-colored, asymmetrical lesions larger than 6mm in diameter |
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development of irregular areas of darker-pigmented skin on the forehead, nose, cheek and upper lip
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| small, raised spotor bump on the skin, such as a mole |
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| acute or chronic infection of the margins of the finger or toenail, marked by warmth, erythema, edema, pus, throbbing, pain or tenderness; causes the nail to become discolored and thickened |
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| infestation of head, body or pubic lice, marked by itching, the appearance of lice on the body and eggs (nits) attached to the hair shafts |
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| tiny red or purple hemorrhagic spots |
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| chronic, inflammatory skin disorder marked by the development of silvery-white scaly plaques or patches with sharply defined borders and reddened skin beneath |
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| hole or wound made by a sharp, pointed instrument |
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| small, pus-filled blister |
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| chronic condition that causes flushing and redness of the face, neck and chest |
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| contagious skin disease transmitted by the itch mite, with symptoms of itching scaly papules, insect burrows, and secondary infected lesions most prevalent in skin folds at the wrists and elbows between the fingers, under the arms, in the groin and under the beltline |
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| area of the skin that is excessively dry and flaky |
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| small sac or pouch below the skin surface filled with a thick fluid or semisolid oily substance called sebum |
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| benign, flat, irreglularly shaped skin growths of various colors with a warty, waxy "stuck on" appearance |
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| type of cancer that usually appears in the mouth, esophagus, bronchi, lungs or vagina and uterine cervix, marked by a firm, red nodule or scaly appearance; may ulcerate |
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| fungal skin disease occuring on various parts of the body, also called dermatophytosis or ringworm; forms include tinea capitis (scalp); tinea corporsis (trunk); tinus cruris (genital area - also called jock itch); tinea nodosa (mustache and beard); tinea pedis (feet - also called athlete's foot) and tinea unguium (nails) |
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| lesion of the skin or mucous membranes, marked by inflammation, necrosis and sloughing of damaged tissues |
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| clear, fluid-filled blister |
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| chronic skin disease that results in patchy loss of skin pigment; may also affect hair color and cause white patches or streaks |
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| small, benign skin tumor caused by various strains of the human papilloma virus (HPV); appearance varies from tiny to moderate-sized bumps or cauliflower-shaped growths |
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| rounded, temporary elevation in the skin, white in the center with a red-pink periphery and accompanied by itching |
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| removal of a tissue sample for microscopic examination |
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| removal of small scars, nevi (moles), tattoos or fine wrinkles with a wire bruch or burr impregnanted with diamond particles, leaving a smoother surface |
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| removal of small scars, nevi (moles), tattoos, or fine wrinkles with a dermatone (a device resembling an electric razor), leaving a smoother surface |
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| Similar to dermabrasion but less invasive, involving multiple treatments of gentle abrasion; useful in redcucing fine lines, nevi (moles), age spots and acne scars |
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| Application of a chemical solution to the skin to improve appearance by removing blemishes, fine wrinkles, uneven pigmentation, scars and tattoos |
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| use of short pulses of light to remove fine lines and damaged skin and to minimize scars and even out areas of uneven pigmentation: sometimes called a laser peel |
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| injection of a small amount of botulinum toxin into selected muscles of the face; interferes with muscle contraction thereby reducing the appearance of wrinkles |
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