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LesionsTJUExam1

Primary and Secondary Lesions

QuestionAnswer
Flat, pigmented area less than 1 cm in diameter. (Ex: freckle, flat mole) Macule
Sold, elevated lesion less than 1 cm in diameter that may be the same color as the skin or pigmented. (Ex: nevus, wart, pimple, ringworm) Papule (Solid Elevated Lesion)
Palpable, circumscribed lesion; larger and deeper than a papulel extends into dermal layer. (Ex: benign or malignant tumor) Nodule (Solid Elevated Lesion)
Solid, elevated lesion larger than 2 cm that extends into dermal and subcutaneous layers. (Ex: lipoma, steatoma, dermatofibroma, hemangioma) Tumor (Solid Elevated Lesion)
Elevated, firm, rounded lesion with localized skin edema that varies in size, shape and color. Paler in the center than surrounding area. (Ex: hives, insect bites) Wheal (Solid Elevated Lesion)
Elevated, circumscribed, fluid-filled lesion less than .5 cm in diamater (Ex: poison ivy, shingles, chicken pox) Vesicle (Fluid- Filled Elevated Lesion)
Small, raised, circumscribed lesion that contains pus usually less than 1 cm in diameter.(Ex: acne, furuncle, pustular psoriasis, scabies) Pustule (Fluid- Filled Elevated Lesion)
A vesicle or blister larger than 1 cm in diameter (Ex: 2nd degree burns, severe poison oak, poison ivy) Bulla (Fluid- Filled Elevated Lesion)
Linear scratch marks or traumatized abrasions of the epidermis (Ex: scratches, abrasions, chemical or thermal burns) Excoriations (Depressed Lesion)
Small slit or crack-like sore that extends into the dermal layer, could be caused by continuous inflammation and drying Fissure (Depressed Lesion)
An open sore or lesion that extends into the dermis and usually heals with scarring. (Ex: Pressure sores, basal cell carcinoma) Ulcer (Depressed Lesion)
Created by: dfanto
 

 



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