Language of Medicine Chapter 16 - Created by MTatHome.com
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| abscess | A cavity containing pus surrounded by inflamed tissue; usually the result of localized infection.
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| acne | Chronic popular and pustular eruption of the skin with increased production of sebum.
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| actinic keratosis | Thickened area of the epidermis associated with aging and skin damage due to sun exposure.
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| adipose | Pertaining to fat.
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| albinism | Inherited absence of pigment in the skin, hear, and eyes.
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| albino | Individual lacking normal body pigment (melanin).
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| alopecia | Baldness.
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| alopecia areata | An idiopathic condition in which hair falls out in patches.
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| anhidrosis | Absence of sweating.
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| atopic dermatitis | Inflammation of skin (rash and intense itching) that tends to occur in patients with a family history of allergic reactions.
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| basal cell carcinoma | Skin cancer arising from cells in the basal layer of the epidermis.
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| basal layer | Lower layer of cells in the epidermis.
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| bulla (pl. bullae) | Large blister.
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| callus | Hard, thickened area of skin occurring in areas of the body exposed to friction or pressure.
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| causalgia | Intense burning pain, often resulting from injury to a peripheral nerve.
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| cellulitis | Diffuse, acute inflammatory infection of the skin marked by local heat, redness, pain and swelling.
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| cicatrix | Scar tissue.
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| collagen | Protein found in skin and connective tissues.
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| crust | Collection on the skin of dried sebum and cellular debris; scab.
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| curettage | Scraping of material from the skin or from the wall of a cavity.
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| cuticle | Small band of skin at the base of a nail.
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| cyst | Thick-walled, closed sac or pouch containing fluid or semisolid material.
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| decubitus ulcer | Inflammation, sore, or ulcer in the skin over a bony part of the body; pressure ulcer; bedsore.
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| dermabrasion | Treatment for removal of superficial scars or wrinkles on the skin using sandpaper-like material.
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| dermatologist | Specialist in the study (diagnosis and treatment) of skin disorders.
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| dermatophytosis | Fungal infection of the skin.
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| dermatoplasty | Surgical repair of the skin.
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| dermis | Middle layer of the skin.
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| diaphoresis | Profuse sweating.
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| dysplastic nevi | Numerous abnormal moles with irregular borders, indistinct margins, and mixed coloration; often precursors of malignant melanomas.
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| ecchymosis (pl. ecchymoses) | Bleeding into the skin; bruise.
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| eccrine sweat gland | Water-producing exocrine gland in the skin.
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| eczema | Chronic dermatitis of unknown etiology, marked by redness, blisters, scales, and scabs.
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| electrocautery | Use of a needle or snare heated by electric current to destroy or burn tissue (removal of warts, polyps).
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| electrodesiccation | Destruction of tissue by burning with an electric spark.
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| epidermis | Outer layer of the skin.
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| epidermolysis | Loosening of outer layer of the skin with formation of large blisters (bullae).
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| epithelium | Layer of skin cells covering the outer and inner surfaces of the body.
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| erosion | Wearing away or loss of epidermis.
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| erythema | Condition of redness of the skin.
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| erythematous | Pertaining to redness of the skin.
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| exanthematous viral disease | Rash (exanthema) of skin due to viral infection; measles (rubeola) and chicken pox (varicella) are examples.
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| fissure | Groove or crack-like sore.
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| fungal tests | Scrapings from skin lesions are sent to a laboratory for culture and microscopic examination for evidence of fungal growth.
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| gangrene | Death of tissue associated with loss of blood supply.
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| hair follicle | Tubular sac that holds the hair fiber.
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| ichthyosis | Hereditary condition in which the skin resembles fish scales and is dry, rough, and scaly.
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| impetigo | Inflammatory bacterial skin disease characterized by vesicles, pustules, and crusted-over lesions.
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| integumentary system | Skin and its accessory organs (hair, nails, sebaceous and sweat glands).
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| kaposi sarcoma | Malignant tumor of skin and blood vessels; often associated with AIDS. Dark blue-purple patches form on the skin.
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| keloid | Enlarged scar on the skin.
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| keratin | Hard protein found in hair, nails, and the epidermis layer of skin.
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| keratosis | Excessive development of hard, keratinized tissue on the skin.
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| leukoderma | Areas of skin that lose their pigment and become white; vitiligo.
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| leukoplakia | White plaques on mucous membranes and surfaces of the body.
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| lipocyte | Fat cell.
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| lipoma | Benign tumor of fatty tissue.
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| liposuction | Removal of adipose (fatty) tissue with a suction pump device.
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| lunula | Semicircular white arch near the root of the nail.
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| macule | Pigmented spot on the skin; freckle.
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| malignant melanoma | Cancerous skin tumor often arising in pre-existing moles (nevi).
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| melanin | Black pigment produced by melanocytes in the basal layer of the epidermis.
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| melanocyte | Cell in the basal layer of the epidermis that produces melanin.
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| mohs surgery | Microscopically controlled excision of skin cancers.
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| mycosis | Any disease caused by a fungus.
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| nevus (pl. nevi) | Mole (pigmented lesion of the skin).
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| nodule | Solid, round or oval, elevated skin lesion more than 1 cm in diameter.
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| onychomycosis | Fungal infection of a nail.
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| papule | Small, solid elevation of the skin, less than 1 cm in diameter.
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| paronychia | Inflammation and swelling of the skin folds around a nail.
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| paronychium | Soft tissue surrounding the nail border.
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| petechia (pl. petechiae) | Small, pinpoint hemorrhages in the skin.
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| pilonidal cyst | Sac of hair in the sacral region (above the cleft in the buttocks).
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| pilosebaceous | Pertaining to hair follicles and sebaceous glands.
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| polyp | Mushroom-like benign growth extending on a stalk from the surface of a mucous membrane.
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| pruritus | Itching.
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| psoriasis | Chronic, recurrent dermatosis characterized by scaly, dull red or pink patches covered by silvery gray scales.
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| purpura | Bleeding into the skin; ecchymoses and petechiae.
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| purulent | Forming or containing pus.
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| pyoderma | Skin disease with formation of pus.
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| rhytidectomy | Plastic surgery to remove wrinkles and other signs of aging.
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| rubella | Exanthemous viral disease; German measles.
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| rubeola | Exanthemous viral disease; measles.
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| scabies | Contagious, parasitic infection of the skin with intense pruritus (itching).
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| scleroderma | Chronic and progressive disease of the skin with hardening and shrinking of connective tissue.
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| sebaceous cyst | Sac-like cavity filled with a collection of yellowish, cheesy sebum and epithelial debris.
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| sebaceous gland | Oil gland in the dermis layer of the skin.
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| seborrhea | Condition marked by excessive secretion from sebaceous glands.
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| seborrheic dermatitis | Inflammation of the skin with excessive secretion from sebaceous glands.
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| sebum | Oily secretion from sebaceous glands in the skin.
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| skin biopsy | Procedure to remove a suspected malignant lesion and send it to pathology laboratory for microscopic examination.
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| skin test | Reaction of the body to a substance by observing the results of injecting the substance intradermally or applying it topically to the skin.
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| squamous cell carcinoma | Skin cancer that develops from squamous epithelium.
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| squamous epithelium | Flat, scale-like layer of cells in the epidermis or outer layer of the skin.
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| steatoma | Collection of sebum in a cyst or sac-like formation.
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| stratified | Arranged in layers.
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| stratum (pl. strata) | A layer.
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| stratum corneum | Outermost layer of the epidermis, consisting of flattened, keratinized cells.
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| subcutaneous layer | Pertaining to the third layer of the skin, under the epidermis and dermis (cutaneous layers). The subcutaneous layer contains fatty tissue.
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| subungual | Pertaining to under a nail.
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| systemic lupus erythematosus | Chronic autoimmune inflammatory disease of collagen in the skin, of joints, and of internal organs.
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| tinea | Fungal infection of the skin; tinea corporis (ringworm) and tinea pedis (athlete’s foot) are examples.
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| trichomycosis | Fungal infection of hair, especially in the area under the arm (axilla).
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| ulcer | Open sore on the skin or mucous membranes of the body.
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| urticarial | Acute allergic reaction in which red, round, elevated swollen areas called wheals appear on the skin. Pruritus (itching) may be intense.
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| varicella | Exanthamous viral disease marked by itchy red rash that develops into blisters and pustules and then scabs; chicken pox.
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| verruca (pl. verrucae) | Small benign growth (wart) in the skin; caused by a virus.
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| vesicle | Smaller blister, containing clear fluid, on the skin.
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| vitiligo | Patches of white, unpigmented skin surrounded by areas of normal skin; leukoderma.
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| wheal | Round elevation in the skin with a pale, whitish area surrounded by redness; hives.
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| xanthoma | Soft, yellowish, round nodule found on the eyelids; xanthelasma.
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| xeroderma | Dry skin.
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