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Medical Dictionary - Integumentary


TermDefinition
acneA common inflammation of the sebaceous glands and hair follicles.
acne conglobataSevere, chronic acne characterized by large, burrowing abscesses associated with disfigurement. Also called cystic acne.
acne keloidA disorder in which secondary pyogenic infection in and around pilosebaceous structures ends in keloid scarring. Often develops at the hairline on the back of the neck.
acrodermatitisChronic inflammation of the skin of the hands and feet. Caused by a parasitic mite. A manifestation of Lyme disease.
actinic keratosisPre-cancerous patch of thick, scaly, or crusty skin secondary to extensive sun exposure
actinomycosisA chronic bacterial disease, often found on the abdomen, thorax and jaw. Characterized by lumpy, deep abscesses that discharge pus.
adenocarcinomaA malignant epithelial tumor with a glandular growth pattern.
albinismGenetic disorders causing the skin, hair, or eyes to have little or no color.
algidCold, clammy skin associated with some types of malaria.
aloeThe dried juice of aloe plant leaves. Used to treat minor wounds, burns and skin irritations.
alopeciaA disorder in which the immune system attacks hair follicles in the scalp.
anetodermaBenign dermatosis caused by a loss of dermal elastic tissue resulting in localized sac-like areas of flaccid skin.
angioedemaSwelling involving the deep dermis, subcutaneous, or submucosal tissues, representing localized edema. It often occurs in the face, lips, tongue, and larynx.
angiokeratomaA benign vascular, horny neoplasm of the skin often found on the legs and feet.
angiomaA usually benign tumor consisting of blood vessels and lymph nodes.
angiomyomaA benign tumor consisting of vascular and smooth muscle elements.
antiperspirantsAgents that are put on the skin to reduce sweating.
antipruriticAn agent that relieves itching. Usually topical.
apocrine glandsSweat glands that only occur in hairy parts of the body.
argyriaA permanent ashen-gray discoloration of the skin, conjunctiva, and internal organs due to ingestion of or exposure to silver salts.
barrier creamLotions and ointments used to protect the skin from allergens and irritants.
basal cell carcinomaA malignant tumor. A common form of skin cancer. Metastasis is rare.
birthmarkA benign skin blemish present at birth.
blackheadA plug of fatty material in the outlet of the sebaceous gland in the skin. Comedo.
blisterVisible accumulations of watery fluid within or beneath the epidermis.
boilA tender, inflamed area of skin that contains pus.
bruiseA contusion.
bullaA fluid-filled blister with a diameter over 5 mm.
burnTissue injury caused by heat, cold, chemicals, electricity, radiation and ultraviolet light.
Bxbiopsy
calamineA lotion or ointment used as mild astringent on the skin.
capillary hemangiomaA common benign tumors of infancy caused by an abnormal buildup of blood vessels under the skin. Also called a 'strawberry mark'.
carbuncleA skin infection that often involves a group of hair follicles. The infected material forms a lump, which occurs deep in the skin and may contain pus.
cellulitisA common skin infection caused by bacteria. It affects the middle layer of the skin (dermis) and the tissues below. S
chafingIrritation of the skin due to rubbing against skin or clothing.
chancreThe primary sore of syphilis. A painless ulcer occurring at the site of entry of the infection.
chancroidAcute, highly contagious bacterial disease usually acquired through sexual contact. A venereal ulcer.
chappedRelating to a dry, cracked, reddish skin condition, usually of the hands, caused by excessive moisture evaporation or cold.
chiggerA blood sucking stage of mites.
chloasmaA condition in which brown patches appear on the face. Can be caused by hormonal changes during pregnancy or from sun exposure.
-chroiaskin coloration
cicatrixA scar left after the healing of a wound.
comedoA blackhead.
complexionThe color, texture and overall appearance of facial skin.
contusionInjury caused by a blow to the body but that does not break the skin. A bruise. Characterized by swelling, pain and discoloration.
cutane/oskin
danderFine, dry scales from the scalp.
dandruffExcessive shedding of dry scaly material from the scalp.
debridementA procedure used to remove dead tissue and contaminated substances from a wound, by soaking or excising.
deetA common insect repellent.
deodorantA substance that represses or masks odors.
Dermdermatology
derm/oskin
derma-skin
dermat/oskin
dermatitisInflammation of the skin. May be caused by allergic reaction, drugs, infection or sun exposure.
dermatologyA medical specialty concerned with the structure, functions, diseases and treatment of the skin.
dermisA layer of vascularized connective tissue underneath the epidermis. Embedded in or beneath it are glands, hair follicles, nerves and lymphatic vessels.
desmosomesAn area of contact between adjacent cells, particularly epithelia.
diaper rashDermatitis of the buttocks and thighs due to contact with urine or feces.
diaphoresisProfuse sweating that is artificially induced.
dysplastic neviUnusual, benign moles that may resemble melanoma.
ecchymosisDiscolored skin due to subcutaneous bleeding larger than 1cm. Commonly called a bruise.
eccrine glandsSimple sweat glands that secrete sweat directly onto the skin.
eczemaInflammation of the skin. Multiple causes.
electrolysisDestruction by using a galvanic electric current.
epidermisThe superficial avascular layers of the skin,
epilationRemoval of a hair by its roots.
epitheli/oepithelium
epitheliumlayers of cells that line hollow organs and glands. It is also those cells that make up the outer surface of the body
erysipelasAn acute infection of the skin characterized by fever, headache, vomiting, and purplish raised lesions.
erythemaRedness of the skin that results from capillary congestion.
erythrasmaA chronic bacterial infection of major folds of the skin.
erythrodermaAn intense and usually widespread reddening of the skin.
escharA dry scab formed on the skin following a burn or cauterization of the skin
eschar/oscab
exanthemA widespread rash that is usually accompanied by symptoms that include fever, malaise and headache.
exanthemaEruption on the skin occurring as a symptom of a disease
excoriationAn abraded area where the skin is torn or worn off
exfoliationTo remove a layer of skin.
exfoliative dermatitisA widespread scaling of the skin, often with itching (pruritus), skin redness (erythroderma), and hair loss.
flushA transient reddening of the face. A blush.
follicul/ofollicle (small cavity)
folliculitisAn infection in the hair follicles.
furunclesA boil, which are bacterial or fungal infections of hair follicles.
granulomaA clump of cells that forms when the immune system fights harmful substance but cannot remove it from the body. Often foreign bodies stimulate these cells.
hairA threadlike specialized epidermal structure developing from a papilla sunk in the dermis.
hair follicleA tube-like invagination of the epidermis from which the hair shaft develops and into which the sebaceous glands open. The hair follicle is lined by a cellular inner and outer root sheath of epidermal origin and is invested with a fibrous sheath derived from the dermis.
halitosisA foul breath odor resulting from poor oral hygiene, dental or oral infections, or the ingestion of certain foods.
hematomaAn abnormal collection of blood outside of a blood vessel. A bruise.
hidr/osweat
hidrocystomaA cystic form of sweat gland adenoma, created by the cystic proliferation of apocrine secretory glands.
hidrosisThe production and excretion of sweat.
hidroticRelating to or causing sweating.
hirsutismExcessive hairiness in women, usually caused by hormonal imbalance.
hyalinA translucent substance occurring in pathological degeneration of tissues.
hyperhidrosisExcessive sweating.
hyperpigmentationExcessive pigmentation of the skin, usually as a result of increased epidermal or dermal melanin pigmentation, hypermelanosis. The condition may arise from exposure to the sun.
hypertrichosisExcessive hair growth at inappropriate locations.
hypohidrosisAbnormally low or absent perspiration.
hypotrichosisLess than the normal amount of hair.
ichthyosisA family of skin disorders characterized by dry, thickened skin.
impetigoA contagious skin condition common in children, caused by streptococcus, staphylococcus.
integumentary systemThe outer covering of the body composed of the skin and the skin appendages, which are the hair, the nails; and the sebaceous glands and the sweat glands and their ducts.
intertrigoA superficial dermatitis occurring in areas where skin surfaces come into contact with, and chafe, each other. The condition is caused by moisture and friction.
intraductal papillomaBenign tumors that grow within the breast ducts
iodineA nonmetallic element of the halogen group that is represented by the atomic symbol I, atomic number 53. In a solution, it is anti-infective and is used topically.
keloidAn overgrowth of scar tissue that develops around a wound
keratosisAny horny growth of the skin such as a wart or callus.
koilonychiaA disease of the fingernails, where they become thin and concave.
labialPertaining to the lips.
labrumA lip.
lentigoA small, flat, pigmented spot on the skin.
lichenAny of various papular skin disease in which the lesions are typically small, firm papules set very close together.
linimentsHeat-generating liquids that are applied to the skin.
lip/ofat, lipid
lipedemaA chronic disease that occurs mostly in females. It is characterized by bilateral, symmetrical fatty tissue excess, mainly in the legs.
lipomaA noncancerous growth of fatty tissue cells. Occurs over area of past trauma.
lupusAny of a group of inflammatory autoimmune disorders can affect the skin, joints and internal organs.
maculeSmall flat skin spots on the skin.
malignant melanomaThe most dangerous form of skin cancer. Melanomas are usually brown or black, but can appear pink, tan, or even white.
melan/oblack, dark
melanomaA malignant, rapidly growing neoplasm derived from cells that are capable of forming melanin, which may occur in the skin of any part of the body, in the eye, or, rarely, in the mucous membranes of the genitalia, anus, oral cavity, or other sites.
melanosisDisorders of increased melanin pigmentation that develop without preceding inflammatory disease.
micrococcusA genus of gram-positive, spherical bacteria found in soils and fresh water, and frequently on the skin of man and other animals.
mitesThey are minute animals related to the spiders, usually having transparent or semitransparent bodies. They may be parasitic on humans , producing various irritations of the skin.
myc/ofungus
necrobiotic disordersA group of disorders characterized by swelling, basophilia, and distortion of collagen bundles in the dermis.
necrotizing fasciitisA rare but serious infection caused by bacteria. It destroys skin, fat and tissue covering muscles.
neurodermatitisAn extremely variable eczematous skin disease that is presumed to be a response to prolonged vigorous scratching, rubbing, or pinching to relieve intense pruritus.
nevusA malformation of skin that is present at birth, including moles and birthmarks.
ochronosisThe discoloration of body tissues,due to a metabolism disorder.
onych/ofingernail, toenail
onychocryptosisAn ingrown toenail.
onychomycosisA fungal infection of the nails.
pachy-thick
pallorA clinical manifestation consisting of an unnatural paleness of the skin.
panniculitisGeneral term for inflammation of adipose tissue, usually of the skin, characterized by reddened subcutaneous nodules.
papillomaA benign epithelial tumor derived from epithelium and projecting from the surrounding surface
papul/opapule, pimple
papuleA solid raised lesion that has distinct borders and is less than 1 cm in diameter.
paronychiaAn infection of the skin around a fingernail or toenail.
pediculosisHead lice.
pemphigusAny of several rare diseases characterized by groups of itching blisters.
perlecheFissures and cracks at the corner of the mouth
petechiaA small, round, dark-red spot caused by intradermal or submucous hemorrhage.
petechiaeTiny flat round red spots under the skin surface caused by intradermal hemorrhage. Spots do NOT blanch with pressure.
pil/ohair
piloerectionThe standing up of hairs on the skin
pilonidal sinusA hair-containing cyst or sinus, occurring chiefly in the coccygeal region.
pintaA contagious bacterial skin disease prevalent in tropical America.
pityriasisAny of a group of skin diseases characterized by the formation of fine, branny scales. This term is but only with a modifier.
porokeratosisA rare, chronic, progressive autosomal dominant skin disorder market by craterlike patches.
poroma A neoplasm of cells lining the skin openings of sweat glands.
pressure ulcerAn ulcer that appears in the skin over a bony prominence due to compression and inadequate blood perfusion. Bedridden or chair bound patients are at risk. Also called bedsore.
prurigoA chronic inflammation of the skin characterized by a persistent eruption of papules that itch intensely.
pruritusItch.
psor/oitching
psoriasisA skin disease that causes itchy patches of thick, red skin with silvery scales on the scalp and flexor joint surfaces.
purpuraBlood spots on the skin that are purple-colored, between 4-10 mm resembling bruising.
purulentPertaining to pus.
PUVApsoralen ultraviolet A
py/opus
pyodermaAny purulent skin disease.
rashA temporary eruption of spots on the skin.
rhytid/owrinkle
rhytidectomyA facelift.
rosaceaA common, chronic skin condition characterized by facial redness and often small, red pus-filled bumps. Also known as "Adult Acne".
scabiesItchy skin caused by a tiny burrowing mite. Symptoms worse at night.
scarA permanent mark remaining after a wound heals.
sclerodermaAn autoimmune, chronic disease that affects the body by hardening connective tissue.
seb/osebum, oil, fatty
sebaceous glandsSmall, sacculated organs found within the dermis. Each gland has a single duct that opens into a hair follicle or onto the general surface of the skin. These glands secrete sebum, an oily lubricating substance.
seborrheaA common skin problem that causes a red, itchy rash and white scales. On the scalp, it is called dandruff.
sebumThe oily substance secreted by sebaceous glands. It is composed of keratin, fat, and cellular debris.
skinThe tough, supple, outer covering of the body that protects it from the environment. It is the largest organ of the body and is composed of the dermis and the epidermis.
SLEsystemic lupus erythematosus
SPFskin protection factor
sqsquamous
squam/oscaly
squamous cell carcinomaMost squamous cell cancers occur on skin that is regularly exposed to sunlight or other ultraviolet radiation. It is the second most common type of cancer in the United States.
steatomaA cyst or tumor of the sebaceous gland.
subcutaneousBeneath the skin.
sunburnAn injury to the skin due to excessive sun exposure, causing erythema, tenderness, and sometimes blistering.
supf.superficial
sycosisInflammation of hair follicles.
systemic lupus erythematosusAn autoimmune disease in which the immune system mistakenly attacks healthy tissue.
TENtoxic epidermal necrolysis
tineaA fungal skin infection, including ringworm, athlete's foot and jock itch.
transdermalEntering through the skin.
trich/ohair
ungu/onail
ungualPertaining to the nails.
unguisA nail.
urticariaHives, which are welts on the skin that often itch
UVultraviolet
verrucaePlantar warts that commonly occur on the soles of the feet or around the toe area.
vitiligoA chronic disease that causes white patches develop on the skin.
wartBenign epidermal growth.
wealA bump raised on the skin caused by a lash or blow.
whealA small swelling on the skin, as from an insect bite, that usually itches
xer/odry
xerodermaAn inherited condition characterized by an extreme sensitivity to ultraviolet rays from sunlight.

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