Primary Care Dermatology Module
Nomenclature of Skin Lesions

Developed by Gary Williams, M.D. and Murray Katcher, M.D. Ph.D, Department of Pediatrics
with funding and support from the Wisconsin Area Health Education Center (AHEC) System

University of Wisconsin

Tutorial A: The Primary Lesions


Primary lesions are physical changes in the skin considered to be caused directly by the disease process. Types of primary lesions are rarely specific to a single disease entity.

2. PAPULE

A papule is a solid raised lesion that has distinct borders and is less than 1 cm in diameter. Papules may have a variety of shapes in profile (domed, flat-topped, umbilicated) and may be associated with secondary features such as crusts or scales.

Papule Papule Papule Papule/Scale

Click on each image for further information.


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If you have questions regarding the content of this site, please contact Dr. Gary Williams, gpwillia@pediatrics.wisc.edu