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abnormal sac containing gas, fluid or semisolid material
cyst
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small blister, less than .05cm
vesicle
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larger blister larger than .05cm
bulla
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injury to superficial layers of the skin by scraping and rubbing away
abrasion
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decubitus ulcer or bedsore, ulcerated area with prolonged has caused tissue death
pressure sore
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groove or crack like break in the skin
fissure
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torn and jagged wound, or an accidental cut wound
laceration
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deep hole made by a sharp object
puncture wound
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open lesion of the skin or mucous membrane resulting in tissue loss around the edges
ulcer
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inflammation of the skin
dermatitis
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localized allergic response caused by contact with an irritant
contact dermatitis
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reoccurring dermatitis that is usually characterized by redness, itching and dryness
eczema
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skin lesions or eruptions
dermatosis
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dry thickened and scaly skin
ichthyosis
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painful fat syndrome. accumulation of fat or liquid in hips or legs
lipedema
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lupus. red scaly rash on face and upper trunk
lupus erythematosus
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red papules covered with silvery scales, occurs on elbows, knees, scalp, back or butt
psoriasis
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skin becomes thickened, hardened
scleroderma
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hives, itchy wheals caused by allergic reaction
urticaria
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xerosis, excessively dry skin
xeroderma
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cluster of connected furuncles
carbuncle
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rapidly spreading condition within the connective tissue
cellulitis
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boils, lg tender swollen areas by staphylococal infection
furuncles
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tissue necrosis, loss of circulation
gangrene
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highly contagious bacterial infection, occurs in children
impetigo
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severe infection caused by group A strep bacteria
necrotizing fasciitis
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acute inflammatory, pus forming bacterial skin infection
pyoderma
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thickening of part of skin on hands and feet caused by repeat rubbing
callus
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tissue that forms during healing of wound
granulation
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describes small, knot like swelling of granulation tissue in epidermis
granuloma
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abnormally raised scar tissue that expands beyond the boundaries of incision
keloid
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skin growth that is overgrown and thickening
keratosis
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benign, slow growing fatty tumor between skin and muscle
lipoma
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moles, small dark skin growths that develops from melanocytes
nevi
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benign superficial wart like growth on epithelial tissue
papilloma
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mushroom like growth from the surface of mucous membrane
polyp
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small flesh colored that hands from the body by fine stalks
skin tags
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harmful malignant growth on skin
skin cancer
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precancerous skin growth that occurs on sun damaged skin
actinic keratosis
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malignant tumor of basal layer of the epidermis , most common form of cancer, least harmful
basal cell carcinoma
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malignant tumor of the scaly squamous cells of the epithelium
squamous cell carcinoma
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melanoma, skin cancer that occurs in melanocytes
malignant melanoma
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removal of small piece of tissue for exam to confirm and establish diagnosis
biopsy
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technique in which cells are scraped from tissue and examined under microscope
exfoliative cytology
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destruction of tissue by burning
cauterization
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chemical peel, use of the chemicals to remove the outer layers of the skin
chemabrasion
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destruction/ elimination of abnormal tissue cells with application of extreme cold by nitrogen
cryosurgery
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removal of material from the surface by scraping
curettage
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removal of dirt from wound to prevent infection
debridement
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abrasion involving wire, brush and sandpaper
dermabrasion
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involved incision and drainage of lesion
I & D
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used to treat skin cancer
mohs surgery
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horny, hard, cornea
kerat/o
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fingernail or toe
onych/o
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nettle, rash, hives
urtic/o
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