Secondary Lesions Flashcards
Scales
wheaped-up particles of horny epithelium (drying white flakes)
Desquamation
scaling in sheets (post sunburn peel)
Crusts (scabs)
A collection of dried serum and cellular debris
Erosion
A focal loss of epidermis, they do not penetrate below the dermoepidermal junction, :. heal without scaring
Ulcer
A focal loss of epidermis and dermis, :. heal with scarring
Fissure
A linear loss of epidermis and dermis with
sharply defined nearly vertical walls
Arophy
A depression in the skin resulting from thinning of the epidermis or dermis
Lichenification
thickened skin area with accentuated skin markings
Scar
abnormal formation of connective tissue implying dermal damage
Excoriation
linear or hollowed-out crusted area, caused by scratching