Derm I Flashcards
5 Layers of Epidermis
Basal Spinosum Granulosum Lucidum Corneum
Describe lesions by?
number size color primary, secondary, or special lesions distribution
A circumscribed flat discoloration is a?
Macule
A circumscribed flat discoloration greater than 1 CM is a?
Patch
An elevated solid lesion up to 0.5 cm in diameter with varying color?
Papule
A circumscribed elevated superficial solid lesion more than 0.5 cm in diameter, often formed by the confluence of papule?
Plaques
A circumscribed elevated solid lesion more than 0.5 cm in diameter?
Nodule (Large nodules are referred to as tumors)
Circumscribed collection of leukocytes and free fluid that varies in size?
Pustule
A circumscribed collection of free fluid up to 0.5 cm in diameter?
vesicle
A circumscribed collection of free fluid more than 0.5 cm in diameter?
Bulla
A firm edematous plaque resulting from infiltration of the dermis with fluid, is transient and may last only a few hours?
Wheal (Hive)
Primary lesions include?
Macule Patch Papule Plaque Nodule Pustule Vesicle Bulla Wheal
excess dead epidermal cells that are produced by abnormal keratinization and shedding?
Scale (Secondary)
A collection of dried serum and cellular debris (Scab)
Crust (Secondary)
A focal loss of epidermis not penetrating below the dermoepidermal junction and healing without scarring?
Erosion (Secondary)