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harkreader ch 8 lesi
lesions
Question | Answer |
---|---|
Macules | freckles, flat moles or rubella, flat lesions < 1cm |
Nodules | such as lipomas, elevated marbled like lesions > 1cm |
Patches | such as vitiligo or cafe au lait spots are macules that are >1cm |
Cysts | such as sebaceous cysts, nodules filled w/either liquid or semisolid liquid that can b expressed |
Papules | such as warts or elevated moles small firm, <1cm |
Vesicles or Bullae | blisters w/ clear liquid, Vesicles <1cm, Bullae = >1cm |
Plaques | psoriasis or seborrheic keratosis, elev. plateau like patches >1 cm |
Pustules | acne or acute impetigo =vesicles filled w/cloudy liquid |
Wheals | uticaria & insect bites, elevated, irreg. shaped areas of dermal edema |
Erosions | like varicella, wider than fissures involve only epidermis, often ass. w/vesicles, bullae or pustules |
scales | exfoliative dermatits & psoriasis, visibly thickened stratum coreum, dry usually whitish |
Ulcers | such as stage III press. sores, go dermis & sometimes subq |
Crusts & oozing | Eczema & late stage impetigo dead serum or pus on the surface w/ liquid beneath |
Lichenifications | chronic dermatitis, thickened areas of epiderm w/accentuated marking-caused my rubbing & scratching |
Fissures | athletes foot, linear cracks in epidermis sometimes 2 dermis |
Atrophy | striae & aged skin |