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31 Cards in this Set
- Front
- Back
Skin System: Lec.18 - Intro to Clinical Dermatology
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Skin System: Lec.18 - Intro to Clinical Dermatology
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What is the most common symptom of folliculitis
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itchy
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what is the cause of hot tub folliculitis?
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pseudomonas ariginosa (self limited, you dont have to treat, but you may use flouroquinalones)
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acne
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-disease of the pilosebaceous unit
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neonatal acne
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-from leftover hormones from the mother
-usually goes away on its own |
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steroid acne
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-side effect from steroid overuse, or high dose
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ance mechanica
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acne from occlusion of the area
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acne excorea
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acne that was picked to death
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milia
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small sebaceous sists
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sinle comedones (favra rosacea)
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usually seen in the elderly, who have had too much sun
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acne vulgaris (inflamatory, and non inflamatory)
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inflamatory - red and inflamed (papules, pustules, nodules)
noninflamatory - open and closed comodones (plugging) not red |
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why did we get ance when we went through puberty
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p.acnes, one additional part. Testosterone levels increase this work on the hair follicles and makes them more sticky and sebum levels increase, this all adds up to produce a micro comodones
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Q18:
topical antibiotics |
-topical antibiotics
- topical retenoids - benzo peroxides -combination therapy |
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Q18:
what is a common topical antibiotics used? |
clindomycin
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Q18:
topical retinoids |
- reverses the abnormal pattern of keritinazation (the plugging)
-Dryness is a sideeffect, and more sun sensitive -takes about 2 months to work |
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Q18:
benzoperoxide |
- most common over the counter, they are antibacterial, the decrease the number of p.acnes
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Q18:
Oral anibiotics -if bacteria are not the main problem then why do we put pts on antibiotics for a long time? |
-they are antiinflammatory for immune response
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Q18:
antiandrogen therapy? |
-usually only used in women
-used for hirsuitism, and for acne. -estrogen can be used, glucocorticoids, and direct antiandrogens (spirinolactone) |
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Q18:
what is the only drug that decreases the effectiveness of birth control |
rifampin
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Q18:
what about steroids for acne? |
- usually only used for short term (wedding)
- or intralesional |
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Q18:
spirnolactone |
can not be used in pregnancy (because if there is a male fetus then this is a problem)
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Q18:
acne rosace |
-this is what adults get
-different pathophys (no comadones) -proinflamatory due to sun damage -redness, rhinothyma (overgrowth of the sebaceous glands) |
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Q18:
warts? |
- not much you can do to speed up the immune system to deal with them.
- caused by HPV |
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Q18:
how do you treat warts? |
- try to help induce the immune system
- cause a low level of inflamation to induce the immune system to come into that area. |
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Q18:
Cantheridin |
- it does not hurt (use for children)
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Q18:
what are the blackdots in a wart? |
thrombosed vessel
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Q18:
Molluscum Contagiosum |
-Caused by poxvirus (ds DNA)
- discrete 2-5mm papules -usually seen in your children or caregivers of young children -you can cut the top off and remove the ball of virus -ignoring it is ok it may go away in about 18months |
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Q18:
Scabes |
-mite, common in nursing homes and prisions
-worse at night -linear burrows (in fingerwebs) -they like warm areas (circumsized males) |
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Q18:
what makes the scabes pt itchy? |
- its the poop of the scabes
-may itch for 1 month -treat the whole family |
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Q18:
Headlice |
- children
- immunosuppressed - use an aniparasitic drug and remove the nits -designed to be able to move |
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Q18:
Crab lice |
- not too commoon
-may get bluegrey macules (blue surule) - will not involve the scalp, but they will invade the eyelashes -designed to be able to hold on |