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20 Cards in this Set
- Front
- Back
What is a Cluster of furuncles?
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Carbuncle
Cluster of furuncles w/subcutaneous spread of staphylococcal infection, resulting in deep suppuration, often extensive local sloughing, slow healing & a lg scar. |
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Trichotillomania
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Hair pulling
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Alopecia Areata
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Auto immune activity against hair follicle
TX: diluted triamcinolone acetonide suspension can be injected intradermally if lesions are small, results may be temporary. |
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Pathogenesis of Actinic Keratosis?
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Cumulative damage to keratinocytes, UVR & UVB
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What does Actinic Keratosis look like?
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Adherent hyperkeratotic scale, scale removed w/difficulty or pain, may be papular, skin colored or yellow brown tinge, rough (better felt than seen)
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Actinic Keratosis RX
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5-flourouriacil (5-FU) applied bid for 3-4 weeks until lesions slough off (looks unpleasant at first, works great), Chronic use of topical retinoids (Retin A), Trichloroacetic acid face peel, laser resurfacing.
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Location of Basal cell carcinoma?
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Sun exposed areas; scalp, ears, lips, nose, forehead, inner canthus of the eye.
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Where do mets occur w/Basal Cell Carcinoma
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Places w/hair;
Vermillion border Genitals Lips |
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What does Basal Cell Carcinoma look like?
Nodular; |
papule or nodule, translucent or "pearly", skin colored w/telangiectasia.
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What do you look for w/Basal Cell Carcinoma?
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Bumps, patches scabbed lesion, eyelid margins (can be invasive), medial canthi, Nose & alar folds (can be invasive), lips, behind ears.
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What does Basal Cell Carcinoma look like?
Ulcerating; |
may be covered w/crust, rolled border rodent ulcer, translucent, pearly smooth w/ telangiectasia
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What does Basal Cell Carcinoma look like?
Sclerosising |
Small patch of superficial scar, ill defined, skincolored, whitish or stroma extends far into the surrounding tissue
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What does Basal Cell Carcinoma look like?
Superficial multicentric; |
Pink or red, fine threadlike border, telangiectasia, can scale, no rolled border.
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What does Basal Cell Carcinoma look like?
Pigmented; |
Blue or black, smooth glistening hard, looks like melanoma.
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Basal Cell Carcinoma Prognosis;
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Does not metastasize
Surgical removal usually successful Can invade bone & muscle (infrequent) |
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Squamous Cell Carcinoma in general;
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Lesions are small red, conical, hard nodules that may ulcerate & bleed. May arise from actinic keratosis (1 in 100), less likely to metastasize, lesions from lips, oral cavity, tongue & genitalia have a much higher rate of mets.
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What does Squamous Cell Carcinoma look like?
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Solitary or multiple macules, papules, or plaques. May be scaling or hyperkeratotic.
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Look for w/ Basal Cell & Squamous Cell Carcinoma;
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Bumps, Patches, Scabbed lesion, Eyelid margins (can be invasive) medial canthus, nose & alar folds (can be invasive), lips behind the ears.
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Management for Squamous Cell Carcinoma?
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Good follow up, q 3mos w/examination of lymph nodes, palpation of lips to detect hard nodules (re-occurrence of dz)
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What is the leading cause of death in skin disease?
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Malignant Melanoma
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