Which of the following is a characteristic of primary lesions?

Primary lesions are the initial abnormalities that occur on the skin and represent the first stage of skin changes. They encompass a variety of formations that can present as raised or discolored areas. This characteristic highlights the diverse nature of primary lesions, which include macules (flat, discolored spots), papules (raised bumps), and plaques (elevated, flat-topped areas), among others.

The ability of primary lesions to be raised or discolored allows for a classification that includes many common skin conditions, emphasizing their importance in dermatology and manicure practices. Recognizing such variations helps professionals in assessing skin health and determining appropriate treatments or enhancements.

Other characteristics, such as being always flat, are inaccurate because primary lesions can be both flat and raised. The notion that they develop solely from the healing of wounds pertains more to secondary lesions, while the idea of visibility only under UV light relates to specific types of skin lesions but does not apply universally to all primary lesions. Thus, the correct choice focuses on the typical manifestations of primary lesions that can be observed in various clients, affirming the role of both elevation and discoloration in identifying these skin abnormalities.