ch.5 medical terms
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| burns | tissue injury produced by flame, heat, chemcials, electricity, and gases, and radition
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| acne vulgaris | a common inflammatory disorde seen on the face, chest, back and neck, appears, as paules, pustules and comedos, commonly knoen as acne
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| carcinoma, basel cell | the ost common maligant tumor of the epthelial tissue, occuring most often on areas of the skin exposed to the sun
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| albinism | a condition characterized by absence of pigment in the skin, hair and eyes
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| callus | a common(usually painless) thickening of the epidermis at sites of external pressure of friction, such as the weight-bearing areas of the feet and on the palmar surface of the hands
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| eczema | an acute or chronic inflammatory skin condition characterized by erythema, papules, vesciles, pustules, scales, crusts, or scabs and accompained by intense itching
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| deramtitis | inflammtion of the skin, seen in several forms
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| carcinoma, squamous cell | a maligancy of the squamous(or scalelike) cells of the epithelial tissue, which is a much faster growing cancer than basal cell carcinma and which has a greater potential for metastasis if not treated
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| gangrene | tissue death due to the loss of adequate blood supply, invasion of bacteria, and subsequent decay of enzymes(especiall proteins)-producing an offensive, foul odor
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| exanthmatous viral dieases | a skin eruption or rash accomplained by inflammtion, having specfic diagnostic features of an infections viral diease
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| herpes zoster(shingles) | an acute viral infection characterized buy painful visicular eruptions on the skin folowing along the nerve pathways of underlying spinal or cranial nerves
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| hyperkeratosis | an overgrowth of the horny layer of the epidermis
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| impetigo | contagious superfical skin infection charcterized by serous verciles and pustules filled with milions of staphyloccus or streptoccus bacteria, usaually formng on the face
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| Kaposi's sarcoma | vascular maligant lesions that begin as soft purple-brown nodules or p;aques on the face and oral cavity but can occur anywhere on the body, and gradually spread throughtout the skin
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| keloid | an enlarged, irregulary shaped, and elevated scar that forms due to the presence of large amounts of collagen during the formation of the scar
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| maligant melanoma | maligant skin tumor orginating from melancocytes in preexisting nevi, freckles or skin with pigment, darkly pigmented cancerous tumor
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| leukoplakia | white, hard, thinkened patches firmly attached to the mucous membrane in areas such as the mouth, vulva or penis
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| actinic keratosis | a premaligant, gray or red to brown, hardend lesion caused by excessive exposure to sunlight
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| seborrheic keratosis | appears as brown or waxy yellow wartlike lesion, 5 to 20 mm in diameter, loosely attached to the skin surface
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| keratosis | skin condition in which there is a thickening and overgrowth of the cornified epithelium
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| nervus | a visual accumaltion of melanocytes, creating a flat or rasied rounded macule or paule with definite borders
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| onychoryptosis | ingrown nail, the nail pierces the lateral fold of skin and grows into the demis, causing swelling and pain
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| onychomycosis | a fungal infection of the nails
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| pediculosis | a highly contagious paractic infestion caused by blood-sucking lice
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| pemphigus | a rare incurable disorder manifested by blisters in the mouth and on the skin which spread to invlove large areas of the body, including the chest, face, umbilicus and groin
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| pilondial cyst | a closd sac loacted in the saccroccygel area of the back, sometimes noted at birth as a dimple
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| psoriasis | a common, noninfections, chronic disorder of the skin manifested by slivery-white scales covering round, raised, reddened plawues producing itching(puritus)
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| rosacea | rosacea is a chronic inflammatory skin diease that mainly affects the skin of the middle third of the face
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| tinea | more commonly known as ringworm,a chornic fungal infection of the skin that is chacerterized by sacling, itching and sometimes painful lesions
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| systemic lupus erythematsous | a chronic, multisystem, inflammatory diease characterized by lesions of the nervous system and skin, reneal problems and vasculties
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| scleroderma | a gradual thickeing of the dermis and swelling of the hands and feet to a state in which the skin is anchored to the underlying tiisue
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| sacbis | a highly contagious parasitic infestion casued by the "human itch mite" resulting in a rash, puritus and a slightly rasied threadlike skin lines
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| wart | a benign, circumscribed, elevated skin lesion that results from hypertrophy of the epidermis, caused by the human papiloma virus
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| tinea capitis | ringworm of the scalp is more common in children
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| tinea corporis | ringworm of the body is characterized by round patches with elevated red borders of pustules, or vesciles that affect the nonhairy skin of the body
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| tinea crusis | ringworm of the groin is also known as jock itch
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| tinea pedis | ringworm of the foot is also known as athlete's foot
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| Wood's lamp | an ultraviolet light used to examine the scalp and skin for the purpose of observing fungal spores
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| skin graft | a process of placing tissue on a recipient site, taken from a donor site, to provide the protective mechanisms of skin to an area unable to regenerate skin(as in third-degree burns)
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| skin biopsy | the remvoal of a small piece of tissue from a skin lesion for the purpose of examining it under a microscope to confirm or establish a diagnosis
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| allergy testing | various procedures used to identify specfic allerfies in an individual by exposing the person to a very small quanti of the allergen
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| electrosurgery | the removal or destruction of tissue with an electrical current
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| escharotomy | an incision made into the necrotic tissue resultng from a servere burn
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| fulguration | a techinque using an electrical spark to burn and destroy tissue, used primarily for the removal of surface lesions
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| liposcution | aspiration of fat through a suction cannula or curette to alter the body contours
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| cautery | heat or casutic that burns and scars the skin (coagulation of tissue)
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| electrodesiccation | a techinque using an electrical spark to burn and destroy tissue, used primarily for the removal of surface lesions
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| dermatoplasty | skin transplanation to a body surface damaged by injury or diease
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| dermabarasion | removal of the epidermis and a portion of the dermis with sandpaper or brushes to eliminate superficial scars or unwanted tatoos
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| debridement | removal of debris, foregin objects, and damaged or necrotic tissue from a wound to prevent infection and to promote healing
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| cryosurgery | a noninvasive treatment that uses subfrezzing temperature to frezze and destroy the tissue
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| curettage and electrodesiccation | a combination procedure of curettage that invloves scarping away abnormal tissue and electrodesiccation, which involves destroying the tumor base with a low-voltage electrode
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