Skin
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| adipocyte | fat cell
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| adipose | pertaining to fat
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| albinism | Condition of no pigment in the skin, hair, and eyes (white skin)
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| albino | Person with skin deficient in pigment (melanin)
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| alopecia | Absence of hair from areas where it normally grows
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| anhidrosis | lack of sweating
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| apocrine sweat gland | One of the large dermal exocrine glands located in the axilla and genital areas. It secretes sweat that, in action with bacteria, is responsible for human body odor
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| atopic dermatitis | allergic reaction that leads to intese itching and excoriations of the skin
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| basal layer | Deepest region of the epidermis; it gives rise to all the epidermal cells
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| causalgia | Intense burning sensation in the skin (due to nerve damage)
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| collagen | Structural protein found in the skin and connective tissue
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| cuticle | Band of epidermis at the base and sides of teh nail plate
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| dermabrasion | a surgical procedure to remove acne scars, tattos, and fine wrinkles. Skin is scraped away
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| dermatologist | Specialist in diseases of the skin
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| dermatophytosis | abnormal condition of fungus 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 | Condition of profuse sweating
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| eccrine sweat gland | Most numerous sweat-producing exocrine gland in the skin
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| electrocautery | Wires used during surgery to burn though tissue
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| epidermis | outermost layer of the skin
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| epidermolysis | loosing of the skin
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| epithelium | Layer of skin cells forming the outer and inner surfaces of the body
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| erythema | Condition of redness of the skin (flushing)
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| erythematous | rash that manifests with a "slapped check" appearance on the face and later the arms, buttocks, and trunk, caused by a parvovirus
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| hair follicle | Sac within which each hair grows
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| ichthyosis | Abnormal condition of druy, scaly skin (fish-like skin)
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| integumentary system | The skin and its accessory structures such as hair and nails
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| keratin | Hard protein material found in the epidermis, hair, and nails.
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| keratosis | Thickened and rough lesion of the epidermis; associated with aging or skin damage
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| leukoderma | skin changes resulting from an autoimmune process.
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| leukoplakia | White thickened patches on mucas membrane tissue of the tongue or cheek
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| lipoma | Tumor (benign) of fat tissue
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| liposuction | Removal of subcutaneous fat tissue wit ha blunt tipped cannula through wich suction is applied
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| lunula | The half-moon-shaped, whitish area at the base of the nail
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| melanin | Major skin pigment. It is formed by melanocytes in the epidermis
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| melanocyte | Cell that forms melanin and is found in the epidermis of teh skin
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| mycosis | Any disease caused by fungus
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| onycholysis | Seperation of nail plate from the nail bed in fungal infections or after trauma
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| onychomycosis | Abnormal condition of fungal infection of nails
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| paronychia | inflamation and swelling of the soft tissue around the nail and is associated with torn cuticles or ingrown nails
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| paronychium | Soft tissue surrounding the nail border
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| pilosebaceous | pertaining to the hair follicles and sebaceous gland
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| pyoderma | Condition of pus infection within the skin
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| rhytidectomy | removal of wrinkles
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| sebaceous gland | Oil-secreting gland in the dermis that is associated with hair follicles
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| seborrhea | "flow of sebum"; disturbance of sebaceous glands marked by increase in the flow of sebum
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| seborrheic dermatitis | dandruff
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| sebum | oily substance secreted by sebaceous glands
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| squamous epithelium | Pertaining to scale-like cells that cover the outside of the body (epidermis) and line the inner tubes of he body
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| steatoma | Fatty mass arising from sebaceous glands; sebaceous cyct
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| stratified | Arranged in layers
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| stratum (pl. strata) | A layer of cells
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| stratum corneum | Outermost layer of the epidermis, which consists of flattened, keratinized cells
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| subcutaneous layer | innermost layer of the skin, containing fat tissue
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| subungual | Pertaining to under a nail
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| trichomycosis | disease of the hair caused by fungi
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| xanthoma | Flat, slightly elevated, rounded plaque or nodule usually found on the eyelids
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| xeroderma | Abnormal condition of dry, rough skin
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| abscess | collection of puss on the skin
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| acne | Chronic papula and pustular eruption of teh skin with increased production of sebum
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| actinic keratosis | is caused by a long-term ultraviolet light exposure and is a precancerous lesion
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| alopecia areata | an autoimmune disease in which hair falls out in patches without scarring or inflammation
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| basal cell carcinoma | Malignant tumor of teh basal cell layer of the epidermis
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| bulla; bullae | a large vesicle
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| burns | Injury to tissues caused by heat contact
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| callus | Increase growth of cells in the keratin layer of the epidermis caused by pressure or friction
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| cellulitis | Diffuse, acute infection of the skin marked by local heat, redness, pain, and swelling
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| cicatrix | a normal scar left by a healed wound
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| comedo; comedones | a sebum plug partially blocking the pore
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| crust | collection of dried serum and cellular debris
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| curettage | Use of a sharp dermal curette to scrape away a skin lesion
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| cyst | Thick-walled, closed sac or pouch containing fluid or semisolid material
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| decubitus ulcer | (bedsore) are caused by pressure that results from lying in one position
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| dysplastic nevi | moles that have atypical cells and may progress to form a type of skin cancer called melanoma
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| ecchymosis; echymoses | Bluish-purplish mark (bruise) on the skin
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| eczema | Inflammatory skin disease with erythematous, papulovesicular lesions
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| electodesiccation | tissue is distroyed by burning with an electric spark
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| erosion | Wearing away or loss of epidermis
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| exanthematous viral disease | Rash (exanthem) of teh skin due to a viral infection
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| fissure | grove or crack-like sore
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| fungal tests | Scrapings from skin lesions, hair specimens, or nail clippings are sent to a laboratory for culture and microscopic examination
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| gangrene | death of tissue associated with loss of blood supply
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| impetigo | Bacterial inflammatory skin disease characterized by vesicles, pustules, and crusted over lesions
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| Kaposi sarcoma | Malignant, vascular, neoplastic growth characterized by cutaneous nodules
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| keloid | Hypertrophied, thickened scar developing after trauma or surgical incision
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| macule | Flat lession measuring less than 1 cm in diameter
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| malignant melanoma | Cancerous growth composed of melanocytes
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| mohs micrographic surgery | This layer of milignant tissue is removed, and each is examined under a microscope to check for adequate extent of the resection
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| nevus; nevi | Pigmented lesion of teh skin
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| nodule | Solid, round or oval elevated lesion 1 cm or more in diameter
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| papule | Small (less than 1 cm in diameter) solid elevation of the skin
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| petechia; petechiae | Small pinpoint hemorrhage
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| pilonidal cyst | found over the sacral area of the back in the midline and contains hairs
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| polyp | Growth extending from the surface of mucus membrane
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| pruritus | Itching
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| psoriasis | Chronic, recurrent dermatosis marked by itchy, scaly, red plaques covered by silvery gray scales
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| purpura | bleeding into the skin
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| purulent | pus filled
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| pustule | Papule contaning pus
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| rebella | German Measles
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| rubeola | measles
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| scabies | Contagious, parasitic infection of the skin with intense pruritus
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| scleroderma | Chronic progressive disease of teh skin and internal organs with hardening and shrinking of connective tissue
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| sebaceous cyst | collection of yellowish, cheesy sebum commonly found on the scalp, vulva, and scrotum
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| skin biopsy | Suspected malignant skin lesions are removed and examined microscopically by a pathologist
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| skin test | Substances are injected intradermally or applied to the skin, and results are observed
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| squamous cell carcinoma | Malignant tumor of the squamous epithelial cells in the epidermis
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| systemic lupus erthematosus | Chronic autoimmune inflammatory disease of collagen in skin, joints, and internal organs
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| tinea | Infection of teh skin caused by a fungus
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| ulcer | Open sore on the skin or mucus membranes (deper than an erosion
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| urticaria | Acute allergic reaction in which red, round wheals develop on the skin
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| varicella | chickenpox
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| verruca; verrucae | Epidermal growth (wart) caused by a virus
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| vesicle | Small collection (papule) of clear fluid (serum); blister
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| vitiligo | Loss of pigment in areas of the skin
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| wheal | Smooth, edematous (swollen) papule or plaque that is redder or paler than the surrounding skin
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