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90 terms

Medical Terminology: Chapter 3

The Integumentary System
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Acne
An inflammatory condition of the sebaceous glands and the hair follicles; pimples
Acrochordon
A small outgrowth of epidermal and dermal tissue; skin tags
Actinic Dermatitis
Inflammation of the skin caused by exposure to radiant energy, such as x-rays, ultraviolet light, and sunlight
Albinism
Absence of pigment in the skin, hair, and eyes
Alopecia
Loss of hair, baldness; alopecia areata is loss of hair in defined patches usually involving the scalp. Male pattern alopecia beings in the frontal area and proceeds until only a horseshoe area of the hair remains in the back and temples
Anhidrosis
A condition in which there is a lack or complete absence of sweating
Autograft
A graft taken from one part of the patient's body and transferred to another part
Avulsion
The process of forcibly tearing off a part or structure of the body, such as a finger or toe
Basal Cell Carcinoma
An epithelial malignant tumor of the skin that rarely metastasizes. It usually begins as a small, shiny papule and enlarges to form a whitish border around a central depression
Bite
An injury in which a part of the body surfacce is torn by an insect, animal, or human, resulting in an abrasion, puncture, or laceration.
Boil
An acute, painful nodule formed in the subcutaneous layers of the skin, gland, or hair follicle; most often caused by the invasion of staphylococci; furuncle
Bulla
A larger blister; a bleb
Burn
An injury to tissue caused by heat, fire, chemical,electricity, lightning, or radiation; burns are classified according to degree or depth of skin damage
Callus
Hardened skin
Candidiasis
An infection of the skin or muscous membranes with any species of Candida, but chiefly Candida albicans. Candida is a genus of yeasts and was formerly called Monilla
Carbuncle
An infection of the subsutaneous tissue, usually composed of a cluster of boils
Causalgia
Intense burning pain associated with trophic skin changes in the hand or foot after trauma to the part
Cellulitis
Inflammation of cellular or connective tissue
Cicatrix
The scar left after the healing of a wound
Comedo
Blackhead
Corn
A horny induration and thinkening or the skin on the caused by ill-fitting shoes
Cutaneous
Pertaining to the skin
Cyst
A bladder or sac; a closed sac that contains fluid, semifluid, or solid material
Decubitus
Literally means a lying down; a bedsore
Dehiscence
The separation or bursting open of a surgical wound
Dermatitis
Inflammation of the skin
Dermatologist
One who specializes in the study of the skin
Dermatology
The study of the skin
Dermatome
An instrument used to cut the skin for grafting
Dermomycosis
A skin condition caused by a fungus
Ecchymosis
A condition in which the blood seeps into the skin causing discolorations ranging from blue-black to greenish yellow
Eczema
An inflammatory skin disease of the epidermis
Erythema
A redness of the skin; may be caused by capillary congestion, inflammation, heat, sunlight, or cold temperature. Erythema infectiosum is known as Fifth disease, a mild, moderately contagious disease caused by the human pavovirus B-19. It is most commonly seen in school-age children and is thought to be spread via respiratory secretions from infected persons.
Erythroderma
Abnormal redness of the skin occurring over widespread areas of the body
Eschar
A slough, scab
Excoriation
Abrasion of the epidermis by scratching, trauma, chemicals, burns, etc.
Folliculitis
Inflammation of a follicle or follicles
Herpes Simplex
An inflammatory skin disease caused by a herpes virus (Type I); cold sore or fever blister
Hidradenitis
Inflammation of the sweat glands
Hives
Eruption of itching and burning swellings on the skin; urticaria
Hyperhidrosis
A condition of excessive sweating
Hypodermic
Pertaining to under the skin or inserted under the skin, as a hypodermic injection
Icteric
Pertaining to jaundice
Impetigo
A skin infection marked by vesicles or bullae; usually caused by streptococci or staphylococci
Integumentary
A covering; the skin, consisting or the dermis and epidermis
Intradermal
Pertaining to within the skin, as an intradermal injection
Jaundice
Yellow; a symptom of a disease in which there is excessive bile in the blood; the skin, whites of the eyes, and mucous membranes are yellow; icterus
Keloid
Overgrowth of scar tissue caused by excessive collagen formation
Lentigo
A flat, browninsh spot on the skin sometimes caused by exposure to the sun and weather; freckle
Leukoderma
Localized loss of pigmentation of the skin
Leukoplakia
White spots or patches formed on the muscous membrane of the tongue or cheek; the spots are smooth, hard, and irregular in shape and may becaome malignant
Lupus
Originally used to describe a destructive type of skin lesion; current usage of the word is usually in combination with the words vulgaris or erythematosus: lupus vulgaris or lupus erythematosus
Melanocarcinoma
A cancerous tumor that has black pigmentation
Melanoma
A malignant black mole or tumor
Miliaria
Is called prickly heat and is commonly seen in newborns and/or infants. It is caused by excessive body warmth. There is retention of sweat in the sweat glands, which have become blocked or inflamed, and then rupture or leak into the skin. Miliaria appears as a rash with tiny pinheadsized papules, vesicles, and/or pustules
Mole
A pigmented, elevated spot above the surface or the skin; a nevus
Onychitis
Inflammation of the nail
Onychomycosis
A condition of the nail caused by a fungus
Pachyderma
Thick skin
Paronychia
An infectious condition of the marginal structures around the nail
Pediculosis
A condition of infestation with lice
Petechlae
Small, pinpoint, purplish hemorrhagic spots on the skin
Pruritus
A severe itching
Psoriasis
A chronic skin disease characterized by pink or dull-red lesions surmounted by silvery scaling
Purpura
A purplish discoloration of the skin caused by extravasation of blood into the tissues
Rhytidoplasty
Plastic surgery for the removal of wrinkles
Roseola
Any rose-colored rash marked by maculae or red spots on the skin
Rubella
A systemic disease caused by a virus and characterized by a rash and fever; also called German measles and three-day measles
Scabies
A contagious skin disease characterized by papules, vesicles, pustules, burrows, and intense itching; it is caused by the itch mite and is also called "the itch" or the "seven-year itch"
Scar
The mark left by the healing process of a wond, sore, or injury
Scleroderma
A chronic condition with hardening of the skin and other connective tissues of the body
Seborrhea
Excessive flow of oil from the sebaceous glands
Senile Keratosis
A condition occurring in older people wherein there is dry skin and localized scaling caused by excessive exposure to the sun
Striae (plural)
Streaks or lines on the breasts, thighs, abdomen, or buttocks caused by weakening of elastic tissue
Subcutaneous
Pertaining to below the skin, as a subcutaneous
Subungual
Pertaining to below the nail
Taut
Tight, firm; to pull or draw tight a surface, such as the skin
Telangiectasia
Dilatation of small blood vessels that may appear as a "birthmark"
Thermanestsia
Inability to distinguish between the sensations of heat and cold
Tinea
Contagious skin diseases affecting both man and domestic animals, caused by certain fungi, and marked by the localized appearance of discolored, scaly patches on the skin; also called ringworm
Trichomycosis
A fungus condition of the hair
Ulcer
An open lesion or sore of the epidermis or muscous membrane
Varicella
A contagious viral disease characterized by fever, headache, and a crop of red spots that become mscules, papules, vesicles, and crusts; also called chickenpox
Vitiligo
A skin condition characterized by milk-white patches surrounded by areas of normal pigmentation
Wart
An elevation of viral origin on the epidermis; verruca. A plantar wart is known as verruca plantaris. It occurs on pressure bearing area, especially the sole of the foot
Wound
An injury to soft tissue caused by trauma; generally classified as open or closed
xanthoderma
Yellow skin
Xanthoma
Yellow tumor
Xeroderma
Dry skin
Xerosis
Abnormal dryness of skin, mucous membranes, or the conjunctiva