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Integument System Overview - Q – Common Diagnostic terms & A – Meaning

inflammation of the sebaceous glands and hair follicles of the skin, evidenced by comedones (blackheads), pustules, or nodules on the skin (acne = point) acne (Fig. 3-9)
a hereditary condition characterized by a partial or total lack of melanin pigment (particularly in the eyes, skin, and hair) albinism
injury to body tissue caused by heat, chemicals, electricity, radiation, or gases burn
a burn involving only the epidermis; characterized by erythema (redness) and hyperesthesia (excessive sensation) first-degree(or 1st-degree) burn
a burn involving the epidermis and the dermis; characterized by erythema, hyperesthesia, and vesications (blisters) second-degree (or 2nd-degree) burn
a burn involving all layers of the skin; characterized by the destruction of the epidermis and dermis, with damage or destruction of subcutaneous tissue third-degree (or 3rd-degree) burn
inflammation of the skin characterized by erythema, pruritus(itching), and various lesions dermatitis
any disorder of the skin dermatosis
an eruption of the skin caused by a viral disease (exanthema = eruption) exanthematous viral disease
reddish; German measles rubella
reddish; 14-day measles rubeola
a tiny spot; chickenpox varicella
to boil out; often used interchangeably with dermatitis to denote a skin condition characterized by the appearance of inflamed, swollen papules and vesicles that crust and scale, often with sensations of itching and burning eczema
boil; a painful nodule formed in the skin by inflammation originating in a hair follicle; caused by staphylococcosis furuncle
a skin infection consisting of clusters of furuncles (carbo = small, glowing embers) carbuncle
a localized collection of pus in a cavity formed by the inflammation of surrounding tissues, which heals when drained or excised (abscessus = a going away) abscess
an eating sore; death of tissue associated with loss of blood supply gangrene
transient viral vesicles (e.g., cold sores or fever blisters) that infect the facial area, especially the mouth and nose (herpes = creeping skin disease) herpes simplex virus type 1 (HSV-1)
sexually transmitted, ulcer-like lesions of the genital and anorectal skin and mucosa; after initial infection, the virus lies dormant in the nerve cell root and may recur at times of stress herpes simplex virus type 2 (HSV-2) (see Fig. 15-8)
a viral disease affecting the peripheral nerves characterized by painful blisters that spread over the skin following affected nerves, usually unilateral; also known as shingles (zoster = girdle) herpes zoster
a highly contagious, bacterial skin inflammation marked by pustules that rupture and become crusted, most often around the mouth and nostrils impetigo
thickened areas of epidermis keratoses
localized thickening of the skin caused by excessive exposure to sunlight, a known precursor to cancer (actinic = ray; solar = sun) actinic (or solar) keratoses (Fig. 3-10)
benign, wart-like tumors; more common on elderly skin seborrheic keratoses (Fig. 3-11)
a chronic autoimmune disease characterized by inflammation of various parts of the body (lupus = wolf) lupus
limited to the skin; evidenced by a characteristic rash, especially on the face, neck, and scalp cutaneous lupus
a more severe form of lupus involving the skin, joints, and often vital organs (e.g., lungs or kidneys) systemic lupus erythematosus (SLE)
skin cancer malignant cutaneous neoplasm
malignant tumor of the squamous epithelium squamous cell carcinoma (SCC) (see Fig. 3-1)
malignant tumor of the basal layer of the epidermis; the most common type of skin cancer basal cell carcinoma (BCC) (see Fig. 3-1)
malignant tumor composed of melanocytes malignant melanoma (see Fig. 3-1)
malignant tumor of the walls of blood vessels, appearing as painless, dark bluish-purple plaques on the skin; often spreads to the lymph nodes and internal organs; commonly seen in patients with HIV/AIDS (human immunodeficiency virus/acquired immunodefici Kaposi sarcoma (Fig. 3-12)
inflammation of the fingernail or toenail onychia
inflammation of the nail fold paronychia (Fig. 3-13)
infestation with lice that causes itching and dermatitis (pediculo = louse) pediculosis (Fig. 3-14)
head lice (capitis = head) pediculosis capitis
lice that generally infect the pubic region and sometimes also hair of the axilla, eyebrows, eyelashes, beard, or other hairy body surfaces; also called crabs (pubis = groin) pediculosis pubis
itching; a chronic, recurrent skin disease marked by silvery scales covering red patches, papules, and/or plaques on the skin that result from overproduction and thickening of skin cells; common sites of involvement are the elbows, knees, genitals, arms, psoriasis (Fig. 3-15)
a contagious disease caused by a parasite (mite) that invades the skin, causing an intense itch, most often at articulations between the fingers or toes, elbow, etc. (scabo = to scratch) scabies
a skin condition marked by the hypersecretion of sebum from the sebaceous glands seborrhea
a group of fungal skin diseases identified by the body part affected, including tinea corporis (body), commonly called ringworm, and tinea pedis (foot), also called athlete's foot tinea
a condition caused by the destruction of melanin that results in the appearance of white patches on the skin (commonly the face, hands, legs, and genital areas) vitiligo (see Fig. 3-3, B)
Created by: MT student1