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4 Cards in this Set
- Front
- Back
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The skin is composed of three layers:
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the epidermis, dermis, and subcutaneous tissue
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The epidermis, the outer layer of skin, is composed of four distinct layers:
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the stratum corneum, stratum lucidum, stratum granulosum, and stratum germinativum
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Macule, Patch
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Flat, non-palpable skin color change (skin color may be brown, white, tan, purple, red)
Macule: < 1 cm, circumscribed border Patch: > 1cm, may have irregular border Freckles Flat moles Petechiae Rubella Vitiligo Port wine stains Ecchymosis |
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Papule. Plaque
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Elevate, palpable, solid mass; circumscribed border
Papule: < 0.5 cm Plaque: > 0.5 cm (may be coalesced papules with flat top) Papules: Elevated nevi Warts Lichen planus Plaques: Psoriasis Actinic keratosis |
