Secondary Skin Lesions Flashcards

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1
Q

Lichenification

A

A distinctive thickening of the skin (cutaneous hypertrophy) that is characterized by accentuated skin-fold markings

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2
Q

Scale

A

Excessive accumulation of stratum corneum

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3
Q

Crust

A

Dried exudate of body fluids that may be either yellow (i.e. serous crust) or red (i.e. hemorrhagic crust)

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4
Q

Erosion

A

Loss of epidermis without an associated loss of dermis

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5
Q

Ulcer

A

Loss of epidermis and at least a portion of the underlying dermis

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6
Q

Excoriation

A

Linear, angular erosions that may be covered by crust and are caused by scratching

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7
Q

Atrophy

A

An acquired loss of substance. In skin it may appear as a depression with intact epidermis (i.e. loss of dermal or subcutaneous tissue beneath the epidermis).

Or, it may appear as sites of shiny, delicate, wrinkled lesions (i.e. epidermal atrophy)

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8
Q

Scar

A

A change in the skin secondary to trauma or inflammation. Sites may be erythematous, hypopigmented, or hyperpigmented depending on their age and character. Sites on hair-bearing areas may be characterized by destruction of their hair follicles

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