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Chapter 4
Integumentary System (Disease & Disorder) Not built from word parts
| Term | Definition |
|---|---|
| abrasion | scraping away of the skin by mechanical process or injury |
| acne | inflammatory disease of the skin involving the sebaceous glands and hair follicles |
| actinic keratosis | precancerous skin condition of horny tissue formation that results from excessive exposure to sunlight. May evolve into a squamous cell carcinoma |
| albinism | congenital hereditary condition characterized by partial or total lack of pigment (melanin) in the skin, hair, and eyes |
| basal cell carcinoma (BCC) | malignant epithelial tumor arising from the bottom layer of the epidermis called the basal layer; it seldom metastasizes, but invades local tissue and may recur in the same location. Common in individuals who have had excessive sun exposure. |
| candidiasis | 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 candidiasis is often seen in patients with AIDS. |
| carbucle | infection of skin and subcutaneous tissue composed of a cluster of boils caused by staphylococcal bacteria |
| cellulitis | inflammation of the skin and subcutaneous tissue caused by infectio; characterized by redness, pain, heat, and swelling |
| contusion | injury with no break in the skin, characterized by pain, swelling, and discoloration (bruise) |
| eczema | noninfectious, inflammatory skin disease characterized by redness, blisters, scabs, and itching |
| fissure | slit or cracklike sore in the skin |
| furuncle | painful skin nodule caused by staphylococcal bacteria in a hair follicle (boil) |
| gangrene | death of tissue caused by loss of blood supply followed by bacterial invasion (form of necrosis) |
| herpes | inflammatory skin disease caused by herpes virus characterized by small blisters in clusters. Many types exist. |
| impetigo | superficial skin infection characterized by pustules and caused by either staphylococci or streptococci |
| Kaposi sarcoma | cancerous condition starting as purtle or brown papules that spreads through the skin to the lymph nodes and internal organs; frequently seen with AIDS |
| keloid | overgrowth of scar tissue |
| laceration | torn, ragged-edged wound |
| measles | highly contagious viral disease characterized by fever, runny nose, caught, and a spreading skin rash. Potentially disastrous disease which can lead to pneumonia, severe bleeding, brain infections, and sometimes death. |
| MRSA infection | invasion of body tissue by methicillin-resistant Staphylococcus aureus, a strain of common bacteria that has developed resistance to methicillin and other antibiotics. Cna produce skin and soft tissue infections and sometimes bloodstream infections |
| pediculosis | invasion into the skin and hair by lice |
| pilonidal cyst | abnormal pocket in the skin that contains hair and skin debris. Frequently located near the tailbone, at the top of the cleft of the buttocks. If infected, can be severely painful and may require surgery |
| pressure injury | damage of the skin and the subcutaneous tissue caused by prolonged pressure, often occurring in bedridden patients; the injury, which may be painful, cna present as intact skin or an open ulcer |
| psoriasis | chronic skin condition producing red lesions covered with silvery scales |
| rosacea | chronic disorder of the skin that produces erythema, papules, pustules, and abnormal dilation of tiny blood vescles, usually occurring on the central area of the face in people older than 30 |
| scabies | skin infection caused by the itch mite, characterized by papule erupions that are caused by the female burrowing into the outer layer of the skin and laying eggs. This condition is accopanied by severe itching. |
| squamous cell carcinoma (SCC) | malignant growth developing from scalelike epithelial tissue of the surface layer of the epidermis; invaded local tissue and may metastasize. Most commonly appears on skin, but also mouth, lips, and genitals. Cause: chronic exposure to sunlight |
| systemic lupus erythematosus (SLE) | chronic inflammatory disease involving the skin, joints, kidneys, and nervous system. This autoimmune disease is characterized by periods of remission and exacerbations. May affect other organs |
| tinea | fungal infection of the skin. Fungi may infect keratin of the skin, hair, and nails. Infections classified by body regions (scalp, body, foot) Generally called ringworm and ---- pedis is specifically athlete's foot |
| urticaria | itchy skin eruption composed of wheals of varying sizes and shapes. Sometimes associated with infections and allergic reactions to food, medicine, or other agents. Other causes: internal disease, physical stimuli, genetic disorders. (hives) |
| vitiligo | white patches on the skin caused by the destruction of melanocytes |
Created by:
kbkrause
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