-
Lesion that contains clear fluid, <0.5 cm diam....
Vesicle
-
Flat, Non-Palpable lesion. Recognized only by the change of color
Macule
ie. Vitiligo
-
Large Macule, Non-Palpable
Patch
ie. nevus pilus
-
Small, elevated lesion, <0.5 cm in diam.
Papule
-
_____, if they are neoplastic, will grow to become _____
papules / nodules
-
Elevated, >0.5cm in bot width and depth
Nodule
-
_____ and tumors may represent inflammatory diseases or neoplastic process.
Nodules
-
Elevated, plateau-like lesion, diameter>depth
plaque
-
Clear fluid, >0.5cm diam
Bulla
-
Fluid filled sac that contains cloudy or purulent material
Pustule
(ie. Pustular psoriasis)
-
Loss of surface epidermis that is superficial and often ocurs after the natural breakage of a vesicle, bulla, or papule
Erosion
-
A crack on the skin that is usually narrow but deep
Fissure
-
A loss of epidermis that extends into the dermis or subcutaneous area and is usually as broad as itis deep.
Ulcer
-
Occurs when serum and/or purulent material becomes dried on the surface.
Crust
(crusting)
-
Transient, with central pallor
-
wheals that are induced with pressure
dermatographism
(urticaria)
-
Enlargement of superficial blood vessel to the point of its being visible. May also result in blanching.
Telangectasia
-
Blood vessel disruption and extravasation of blood into the dermis. Non Blanchable!
Purpura
-
Reticulated pattern of hyperpigmentation, hypopigmentation, and erythema with telangectasias
Poikiloderma
-
Dermal thickening produced by excessive dermal collagen or by dermal infiltrative process
Induration
-
Tunnel caused by a burrowing organism
Burrow
(ie. Cutaneous larva migrans)
-
Erosions of the skin due to external manipulation, usually by the patients own fingernails
Excoriations
-
Thickened stratum corneum
Scale
-
Thickening of the epidermis
Lichenification
-
noninflammatory lesion in which there is keratin impaction.
comedo
(ie. acne)
|
|
