Milady's CH. 20, Skin Diseases and Disorders.

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Acne

Skin disorder characterized by chronic inflammation of the sebaceous glands from retained secretions and Propionbacterium acnes (P. acnes) bacteria.

Albinism

Congenital leukoderma or absence of melanin pigment of the body, including the hair, skin, and eyes.

Anhidrosis

Deficiency in perspiration, often a result of fever or certain skin diseases.

Asteatosis

Condition of dry, scaly skin due to a deficiency or absence of sebum that is caused by old age and by exposure to cold.

Basal Cell Carcinoma

Most common and least severe type of skin cancer; often characterized by light or pearly nodules.

Bromhidrosis

Foul-smelling perspiration, usually noticeable in the armpits or on the feet.

Bulla

Large blister containing a watery fluid; similar to a vesicle but larger.

Chloasma

Condition characterized by increased pigmentation on the skin in spots that are not elevated.

Comedo

Hair follicle filled with keratin and sebum. When the sebum of the comedon is exposed to the environment, it oxidizes and turns black (blackheads). When the follicle is closed and not exposed to the environment, comedons are a white or cream color (whiteheads)

Crust

Dead cells that form over a wound or blemish while it is healing; an accumulation of sebum and pus, sometimes mixed with epidermal material.

Cyst

Closed, abnormally developed sac containing fluid, semifluid, or morbid matter, above or below the skin.

Dermatitis

Inflammatory condition of the skin.

Dermatitis Venenata

Also known as contact dermatitis. An eruptive skin infection caused by contact with irritating substance such as chemicals or tints.

Eczema

Inflammatory, painful itching disease of the skin, acute or chronic in nature, presenting many forms of dry or moist lesions.

Excoriation

Skin sore or abrasion produced by scratching or scraping.

Fissure

Crack in the skin that penetrates the epidermis, such as chapped hands or lips.

Herpes Simplex

fever blister or cold sore; recurring viral infection

Hyperhidrosis

Excessive sweating, caused by heat or general body weakness.

Hypertrophy

Abnormal growth of the skin.

Keloid

Thick scar resulting from excessive growth of fibrous tissue.

Keratoma

Acquired, superficial, thickened patch of epidermis commonly known as callus, caused by pressure or friction on the hands and feet.

Lentigines

Technical term for freckles. Small yellow- to brown-colored spots on skin exposed to sunlight and air.

Lesion

Mark on the skin. May indicate an injury or damage that changes the structure of tissues or organs.

Leukoderma

Skin condition characterized by light abnormal patches; caused by a burn or congenital disease that destroys the pigment-producing cells.

Macule

Spot or discoloration on the skin, such as a freckle.

Malignant Melanoma

Most serious form of skin cancer; often characterized by black or dark brown patches on the skin that may appear uneven in texture, jagged, or raised.

Milia

Benign, keratin-filled cysts that can appear just under the epidermis and have no visible opening.

Miliaria Rubra

Acute inflammatory disorder of the sweat glands, characterized by the eruption of small red vesicles and accompanied by burning, itching skin.

Mole

Small, brownish spot or blemish on the skin, ranging in color from pale tan to brown or bluish black.

Nevus

Small or large malformation of the skin due to abnormal pigmentation or dilated capillaries; commonly known as birthmark.

Papule

Pimple; small circumscribed elevation on the skin that contains no fluid but may develop pus.

Psoriasis

Skin disease characterized by red patches, covered with silver-white scales usually found on the scalp, elbows, knees, chest, and lower back, but rarely on the face.

Pustule

Inflamed pimple containing pus.

Rosacea

Chronic congestion appearing primarily on the cheeks and nose, characterized by redness, dilation of the blood vessels, and formation of papules and pustules.

Scale

Any thin plate of epidermal flakes, dry or oily, such as abnormal or excessive dandruff.

Scar or Cicatrix

Light-colored, slightly raised mark on the skin formed after an injury or lesion of the skin has healed.

Seborrheic Dermatitis

Skin condition caused by an inflammation of the sebaceous glands. Often characterized by inflammation, dry or oily scaling, or crusting and/or itchiness.

Sensitization

A greatly increased or exaggerated sensitivity to products.

Skin Tag

A small brown or flesh-colored outgrowth of the skin.

Squamous Cell Carcinoma

Type of skin cancer more serious than basal cell carcinoma; often characterized by scaly red papules or nodules.

Stain

Abnormal brown or wine-colored skin discoloration with a circular and irregular shape.

Steatoma

Sebaceous cyst or fatty tumor.

Tan

Change in pigmenation of skin caused by exposure to the sun or ultraviolet rays.

Telangiectasias

Dilation of the surface blood vessels.

Tubercle

Abnormal rounded, solid lump above, within, or under the skin; larger than a papule.

Tumor

A swelling; an abnormal cell mass resulting from excessive multiplication of cells, varying in size, shape, and color.

Ulcer

Open lesion on the skin or mucous membrane of the body, accompanied by pus and loss of skin depth.

Verruca

Technical term for wart; hypertrophy of the papillae and epidermis.

Vesicle

Small blister or sac containing clear fluid, lying within or just beneath the epidermis.

Vitiligo

Milky-white spots (leukoderma) of the skin. is hereditary and may be related to thyroid conditions.

Wheal

Itchy, swollen lesion that lasts only a few hours; caused by a blow, the bite of an insect, urticaria, or the sting of a nettle.

Rays of the sun

Approximately 80 to 85 percent of aging is caused by the?

The Collagen and Elastin Fibers

As we age what fibers of the skin naturally weaken?

Aging Rays

UVA rays are also called?

UVA Rays

What rays weaken the collagen and elastin fibers, causing wrinkling and sagging of the tissues?

Burning Rays

UVB rays are also referred to as the?

UVB rays

What rays cause sunburns or tanning of the skin?

Melanin

What is designed to help protect the skin from the sun's UV rays?

A, Asymmetry; B, Border; C, Color; and D, Diameter.

What does the A, B, C, and D, stand for in the ABCD Cancer Checklist?

Closed Comedons

Whiteheads are called?

Open Comedones

Blackheads are also known as?

City person's cancer

Malignant Melanoma is often referred to as the?

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