The flashcards below were created by user
770aky
on FreezingBlue Flashcards.
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macule
tinea versicolor
pigmented or erythematous flat lesion on epidermis
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papule
acne vulgaris
peaked or dome-shaped surface elevation <5mm in diameter
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nodule
basal cell carcinoma
elevated dome shaped lesion >5mm in diameter
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plaque
psoriasis
flattened, elevated area on epidermis >5mm in diameter
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vesicle
varicella (chickenpox)
fluid filled blister <5mm in diameter
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bulla
bullous pemphigoid
fluid filled blister>5mm in diameter
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pustule
fluid-filled blister with inflammatory cells
impetigo
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wheal (hive)
urticaria
edematous, transient papule or plaque caused by inflitration of dermis by fluid
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scales
seborrheic dermatitis
excessive dead keratinocytes produced by abnormal keratiniztion
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hyperkeratosis
psoriasis
increased thickness of stratum corneum; scaly appearance of skin
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parakeratosis
psoriasis
persistence of nuclei in stratum corneum layer
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papillomatosis
verruca vulgaris
spire like projections from surface of skin to papillary dermis
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acantholysis
pemphigus vulgaris
loss of cohesion between keratinocytes
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erythema
red discoloration of skin. RBC in vessels. Blanching.
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petechiae
Small spots (<2mm) caused by hemorrhage into the skin. Non-palpable. Non-blanching.
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purpura
Skin lesions (2-10mm) caused by hemorrhage into the skin. +/- inflamation; +/- palpable. Non-blanching. Red->purple->brown/yellow.
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Ecchymosis
purple skin lesions (>10mm) caused by hemorrhage into the skin (bruise). Non-palpable.
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Eschar
Burns, rickettsia akari.
Thick coagulated crust.
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Rash from hands/feet->trunk
Pattern of rash for RMSF
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Rash from extremities to trunk
- Rash pattern:
- Small pox
- Kawasaki's disease
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Rash in lower extremities
Rash of neisseria meningitidis
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Rash from hairline and spreads downwards
Rash of measles (rubeola)
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Rash from neck to trunk (scarlatina).
rash of scarlet fever (GAS-S. pyogenes).
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rash from head to trunk to extremities
varicella (VZV) rash pattern
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