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Outer layer of skin...
epidermis
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Horny, or cornified, layer composed of protein. It is contained in the hair, skin, and nails.
Keratin
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Color, or pigmentation, of the skin.
Melanin
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Inner layer of skin.
Dermis
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Tiny, coilied, tubular structures that emerge through pores on the skins surface and secrete serat.
Sudoriferous (sweat) glands.
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Secrete sebum (oil) into the hair follicles where the hair shafts pass through the dermis.
Sebaceous Glands.
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Compressed, keratinized cells that arise from hair follicles, the sacs that enclose the hair fibers.
Hair.
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Originate in the epidermis. Naiels are found on the upper surface of the ends of the fingers and toes. The white area at the base of the nail is called the lunula, or moon.
Nails.
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Cutaneo/o , derm/o , dermat/o
skin
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kerat/o
horny tissue, hard
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necr/o
death (cells, body)
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staphyl/o
grapelike clusters
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para-
beside, beyond, around, abnormal
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trans-
through, across, beyond
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-a
noun suffix, no meaning
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-coccus (pl= cocci)
berry shaped
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-ectomy
excision or surgical removal
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-ia
diseased or abnormal state, condition of
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-phagia
eating or swallowing
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-tome
instrument used to cut
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dermatitis
inflammation of the skin
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dermatoconiosis
abnormal condition of the skin caused by dust
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dermatofibroma
fibrous tumor of the skin
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hidradenitis
inflammation of a sweat gland
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leiodermia
condition of smooth skins
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onychocryptosis
abnormal condition of a hidden nail (ingrown nail)
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onchomalacia
softening of the nails
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onychomycosis
abnormal condition of a fungus in the nails
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onychophagia
eating the nails
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pachyderma
thickening of the skin
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paronychia
diseased state around the nail
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seborrhea
discharge of sebum
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trichomycosis
abnormal condition of a fungus in the hair
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abrasion
scraping away of the skin by mechanical process or injury
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abscess
localized collection of pus
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acne
inflammatory disease of the skin involving the sebaceous glands and hair follicles
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actinic keratosis
a precancerous skin condition of horny tissue formation that results from excessive exposure to sunlight. It may evolve into a squamous cell carcinoma
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albinism
congenital hereditary condition chracterized by partial or total lack of pigment in the skin, hair, and eyes
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basal cell carcinoma
epithelial tumor arising from the epidermis. It seldom metastasizes but invades local tissue. Common in individuals who have had excessing sun exposure.
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candidiasis
an infection of the skin, mouth, or vagina caused by the yeast type fungus Candida albicans. Candida is normally present in the mucous membranes; overgrowth causes an infection. Esophageal cadidiasis is often seen in patients with AIDS.
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Carbuncle
skin infection composed of a cluster of boils caused by staphylococcal bacteria
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cellulitits
inflammation of the skin and subcutaneous tissue caused by infection, leading to redness, swelling and fever
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Contusion
injusry with no break in the skin, characterized by pain, swelling, and discoloration
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Eczema
Noninfectious, inflammatory skin disease characterized by redness, blisters, scabs and itching
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Fissure
slit or cracklike sore in the skin
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Furuncle
painful skin node caused by staphylococcal bacteria in a hair follicle
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Gangrene
death of tissue caused by loss of blood supply followed by bacterial invasion
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Herpes
Inglammatory skin disease caused by herpes virus characterized by small blisters in clusters. Many types of herpes exist.
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Impetigo
Superficial skin infection characterized by pustules and caused by wither staphylococci or streptococci
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Infection
the invasion of pathogens in bosy tissue. An ingection may remail localized if the bodys defense mechanisms are effective. If the infection persists, it may become acute, subacute, or chronic. A systemic infection occures when the pathogen causing a local infection gains access to the vascular or lymphatic system and becomes disseminated throughout the body.
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Kaposi Sarcoma
A cancerous condition starting as a purple or brown papules on the lower extremeties that spreads through the skin to the lympg nodes and internal organs. Freq. seen with AIDS.
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Laceration
Torn, ragged-edged wound
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Lesion
Any visible change in tissue resulting from injury or disease. It is a broad term that includes sores, wounds, ulcers, and tumors.
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MRSA Infection
Invasion of body tissue by methicillin-resistant S. aureus, a strain of common bacteria that has developed resistance to penicillin and other antibiotics. It can produce skin and soft tissue infections and sometimes bloodstream infections and pneumonia, which can be fatal if not treated. MRSA is quite common in hospitals and long term care facilities but is increasingly emerging as an important infection on the general population.
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Pediculosis
Invasion into the skin and hair by lice.
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Psoriasis
Chronic skin condition producing red lesions covered with silvery scales.
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Rosacea
Chronic disorder of the skin that produces erythema, papules, pustules, and broken blood vessels, usually occurring on the central area of the face in people older than 30.
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Scabies
Skin infection caused by the itch mite, characterized by papule eruptions that are caused by the female burrowing into the outer layer of the skin and laying eggs. This condition is accompanied by severe itching.
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Scleroderma.
A disease characterized by chronic hardening of the connective tissue of the skin and other body organs.
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Squamous Cell Carcinoma
A malignant growth that develops from scalelike epthelial tissue. Unlike basal cell carcinoma, there is a signigicant potential for metastasis. The most frequent cause is chronic exposure to the sun.
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Systemic Lupus Erythematosus
A chronic inflammatory disease involving the skin, joints, kidneys, and nervous system. This autoimmune disease is characterized by periods of remission and exacerbations. It also may affect other organs.
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Tinea
Fungal infection of the skin. The fungi may infect keratinof the skin, hair, and nails. Infections are classified by body regions such as tinia capitis (scalp), tinea corporis (body), and tinea pedis (foot). Tinea in general is also called ringworm, and tinea pedis specifically is also called athletes foot.
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Urticaria
An itching skin eruption composed of wheals of varying size and shape, which usually resolves in a short period of time. While often idiopathic, urticaria is sometimes associated with infections and with allergic reactions to food, medicine, or other agents. Other causes include internal disease, physical stimuli, and genetic disorders.
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Vitiligo
White patches on the skin caused by the destruction of melanocytes associated with sutoimmune disorders.
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Biopsy (bx)
View of life... the removal of living tissue from the body to be viewed under the scope.
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Dermatoautoplasty
Surgical repair using ones own skin. Autograft
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Dermatoheteroplasty
Surgical repair using skin from someone else.
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Dermatome
Instrument used to cut skin.
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Dermatoplasty
Surgical repair of the skin.
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Onychectomy
Excision of a nail.
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Rhytidectomy
Excision of wrinkles, facelift.
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Rhytidoplasty
Surgical repair of wrinkles
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Cryosurgery
Destruction of tissue by using exteme cold, often by using liquid nitrogen.
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Debridement
removal of contaminated or dead tissue and foreign matter from an open wound
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Dermabrasion
procedure to remove skin scars with abrasive material, such as sandpaper
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Excision
removal by cutting
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Mohs surgery
technique of microscopically controlled serial excisions of skin cancers
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Keratogenic
originating in horny tissue
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Percutaneous
pertaining to through the skin
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Ungual
pertaining to the nail
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Xanthoderma
Yellow Skin... aka Jaundice
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Cyst
A closed sac containing fluid or semisolid material.
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Cytomegalovirus
A herpes-type virus that usually causes disease when the immune system is compromised
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Diaphoresis
Profuse sweating.
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Ecchymosis
Escape of blood into the skin, causing a small, flat, purple, or blue discoloration, as may occur when blood is withdrawn by a needle and syringe from an arm vein.
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Edema
Puffy swelling of tissue from the accumulation of fluid.
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Induration
abnormal hard spots
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Jaundice
condition characterized by a yellow tinge to the skin
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Keloid
overgrowth of scar tissue
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Leukoplakia
condition characterized by white spots or patches on mucous membrane, with may be precancerous
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Macule
flat, colored spot on the skin
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Nevus
circumscribed malformation of the skin, usually brown, black, or flesh colored. A congenital nevus is present at birth and is regerred to as a birthmark
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Papule
small, solid skin elevation
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Petechia
a pinpoint skin hemorrhage
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Pressure ulcer
erosion of the skin caused by prolonged pressure, often occuring in bedridden patients.
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Purpura
small hemorrhages in the skin, giving a purple red discoloration; associated with blood disorders or vascular abnormalities
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Verruca
circumscribed cutaneous elevation caused by a virus (wart)
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Vesicle
small elevation of he epidermis containing liquid (blister)
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Wheal
transitory, itchy elevation of the skin with a white center and a red surrounding areal a wheal is an individual urticaria (hive)
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