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LOM Ch 16
Cutaneous Lesions
12
Medical
Not Applicable
02/25/2005

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Term
Crust
Definition
Collection of dried serum and cellular debris (scab)
Term
Cyst
Definition
Thick-qlled, closed sac or pouch containing fluid or semisolid material
Term
erosion
Definition
wearing away or loss of epidermis. Erosions don't penetrate below the dermoepidermal junction. No scarring
Term
Fissure
Definition
Groove or crack-like sore
Term
macule
Definition
discolored (often reddened) flat lesion. Freckles, tattoo marks, and flat moles.
Term
nodule
Definition
solid, elevated lesions more than 1 cm in diameter.
Term
papule
Definition
small (less than 1 cm in diameter), solide elevation of the skin. pimples are an example of papules.
Term
polyp
Definition
mushroom-like growth extending on a stalk from the surface of mucous membrane. Polyps are comonly found in the nose and sinuses, urinary bladder, and the uterus.
Term
pustule
Definition
small elevation of the skin containing pus.
Term
ulcer
Definition
open sore on the skin or mucous membrane
Term
vesicle
Definition
small collection of clear fluid, blister
Term
wheal
Definition
smooth, slightly elevated, edematous (swollen) area that is redder or plaer than the surrounding skin.
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