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Ch. 25
Dermatology
| Question | Answer |
|---|---|
| impetigo | cause: group a streptococcus or staphylococcus symptoms: usually on face or extremities, appears as tiny blisters that turn into sores w/ honey colored crusty edges. treatment: topical and systemic antibiotics, keep fingernails short and clean |
| acne | cause: unknown but maybe related to hormones, medications, genetics, environment, pollution, humidity, and stress symptoms: comedones turn into pustules then nodules and cysts. treatment: otc benzoyl peroxide, accutane |
| cellulitis | cause: group a streptococci and staphylococcus invade the skin symptoms: localized pain, erythema, edema, warmth, and fever. treatment: antibiotics and surgical resection for extreme cases |
| folliculitis | cause: develops from irritation as well as from the blockage of follicles symptoms: rash w/ comedones, pustules, and itching treatment: topical or oral antibiotics or antifungal medications |
| warts | cause: hpv; symptoms: maybe tiny to medium sized. treatment: otc salicylic acid and cryotherapy; |
| herpes simplex virus 1 | symptoms: lesions on the lips treatment: antiviral medications |
| herpes simplex 2 | symptoms: lesions on the genitals, itching, pain, tingling, and burning before an outbreak treatment: antiviral medications |
| herpes zoster (shingles) | cause: varicella virus symptoms: distribution of herpetic vesicles along affected dermatome, lesions can be painful, burn or itch as well. treatment: antiviral drugs, corticosteriods, analgesics, and antipruritics |
| tinea | cause: fungus symptoms: red, raised, scaly, itchy lesions, patchy hair loss might be evident treatment: otc antifungal creams and powders |
| candidiasis | cause: candida albicans symptoms: thick cheesy discharge and pruritis treatment: antifungal medication |
| pediculosis | cause: lice symptoms: itching and sores as well as the sensation of something crawling on you treatment:manually ridding the body of parasites |
| scabies | cause: microscopic mites symptoms: pruritic and made up of scaly papules treatment: topical 5% permethrin cream |
| eczema | cause: allergies, chemicals, scratching, stress, illness, or sun exposure symptoms: skin may be hot, dry, pruritic, or red swollen, cracked, weeping, scaly and itchy treatment: burows solution, corticosteriod, emollients, antihistamines, and injections |
| psoriasis | cause: unknown but autoimmune in nature symptoms: silvery-white scaly plaques or patches w/ reddened skin beneath treatment: topical corticosteriod, vitamin d, coal tar derivatives, retinoids, and uv light exposure |
| systemic lupus erythematosus | cause: not completely known but thought that genetics, viruses, some drugs, female hormones, stress, and uv light in the form of sunlight, fluorescent lights, and tanning beds may play a role symptoms: skin rash anywhere on body, mild fever, fatigue |
| dermabrasion | surgeon scrapes away the outermost layer of skin using a ire brush or burr impregnated with diamond particles |
| dermaplaning | the surgeon uses a dermatome which resembles a razor, to skim off surface layers of the skin |
| microdermabrasion | involves gentle abrasion or polishing which is useful in reducing fine lines, nevi, age spots, and acne scars. |
| chemical peel | a chemical solution is applied to the skin to improve appearance by removing blemishes, fine wrinkle, and uneven pigmentation |
| laser resurfacing | involves using a carbon dioxide laser to remove fine lines, and damaged skin around the eyes and mouth. its also used to minimize scars and even out areas of uneven pigmentation |
| botox | uses the botulinim toxin whuch interferes with contraction of the muscles thereby reducing the appearance of wrinkes |
| radioallergosorbent test | checks blood for the presence of specific allergy antibodies |
| allergen | substance that produces a hyper sensitivity reaction |
| atopic | type of allergic reaction for which there is a genetic predisposition |
| biopsy | procedure in which a representative sample of tissue is obtained for microscopic examination |
| cryosurgery | surgery with cold probes to destroy cancerous tissue |
| diascopy | procedure in which a glass plate is held against the skin to observe changes related to pressure |
| electrodesiccation | destructive drying of cells by applying electrical energy |
| erythema | redness of skin |
Created by:
rewebb
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