condition in which the skin becomes dry, scaly, and keratinized
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abscess
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a collection of pus in the skin
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rubella
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contagious viral skin infection, commonly called German measles.
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gangrene
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tissue necrosis caused by loss of blood supply
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tinea capitis
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ringworm of the scalp
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dry gangrene
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late stages of gangrene characterized by the affected area becoming dried, blackened, and shriveled; referred to as mummified
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laceration
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torn, ragged-edged wound (not a cut)
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pediculosis
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infestation with lice
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tinea
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fungal skin disease resulting in itching, scaling lesions
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second degree burn
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a burn marked by pain, blistering, and superficial destruction of dermis with edema and hyperemia of the tissues beneath the burn.
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fissure
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crack-like lesion or groove on the skin
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psoriasis
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chronic skin condition producing red lesions covered with silvery scales
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third degree burn
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a burn involving all layers of the skin; characterized by the destruction of the epidermis and dermis, with damage or destruction of subcutaneous tissue
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acne rosacea
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chronic form of acne seen in adults involving redness, tiny pimples, and broken blood vessels, primarily on the nose and cheeks
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albinism
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a genetic condition characterized by a deficiency or the absence of pigment in the skin, hair, and irises of the eyes
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furuncle
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bacterial infection of a hair follicle
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vesicle
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a blister; small, fluid-filled raised spot on the skin
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burn
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damage to the skin that can result from exposure to open fire, electricity, ultraviolet light from the sun, or caused chemicals
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nodule
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a firm, solid mass of cells in the skin larger than 0.5 cm in diameter
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alopecia
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hair loss
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systematic lupus erythematosus
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chronic autoimmune inflammatory disease of collagen in skin, joints, and internal organs
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cellulitis
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a diffuse, acute infection and inflammation of the connective tissue found in the skin
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varicella
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chicken pox
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ulcer
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open sore
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pustule
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raised spot on the skin containing pus
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wheal
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a small, round, swollen area on the skin; typically seen in allergic skin reactions such as hives and usually accompanied by urticaria
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eczema
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superficial dermatitis of unknown cause accompanied by redness, vesicles, itching, and crusting
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papule
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small, solid skin elevation
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acne vulgaris
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common form of teenage acne with comedo, papules, and pustules
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wet gangrene
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an area of gangrene that becomes secondarily infected by pus-producing bacteria
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cyst
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fluid-filled sac under the skin
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basal cell carcinoma
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cancerous tumor, most common type of skin cancer, can arise from sun-exposed skin
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vitiligo
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loss of pigment in areas of the skin
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tinea pedis
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fungal infection of the foot; athlete's foot
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impetigo
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a highly contagious, bacterial skin inflammation marked by pustules that rupture and become crusted, most often around the mouth and nostrils
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scabies
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contagious skin disease transmitted by the itch mite
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carbuncle
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furuncle involving several hair follicles
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squamous cell carcinoma
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cancer of the epidermis layer of skin that may invade deeper tissue and metastasize, often begins as a sore that does not heal
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paronychia
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infection of the skin fold around a nail
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macule
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flat, colored spot on the skin (freckle) or (birthmark)
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kaposi's sarcoma
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form of skin cancer frequently seen in acquired immunodeficiency syndrome (AIDS) patients. Consists of brownish-purple papules that spread from the skin and metastasize to internal organs.
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onychia
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infected nail bed
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sebaceous cyst
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sac under the skin filled with sebum or oil from a sebaceous gland
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acne
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inflammatory disease of the skin involving the sebaceous glands and hair follicles
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decubitus ulcers
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open sore caused by pressure over a bony prominence cutting off blood flow, (bed sores)
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first degree burn
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Superficial burns through only the epidermis.
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malignant melanoma
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dangerous form of skin cancer caused by an uncontrolled growth of melanocytes. May quickly metastasize or spread to internal organs