Question: What Are Primary And Secondary Skin Lesions?

What are the characteristics of secondary skin lesions?

* Scale-heaped-up keratinized cells; flakey exfoliation; irregular; thick or thin; dry or oily; variable size; can be white or tan..

What are the three types of lesions?

Types of primary skin lesionsBlisters. Small blisters are also called vesicles. … Macule. Examples of macules are freckles and flat moles. … Nodule. This is a solid, raised skin lesion. … Papule. A papule is a raised lesion, and most papules develop with many other papules. … Pustule. … Rash. … Wheals.

Is a Wheal a secondary lesion?

“Wheal” and “urticaria” are often use syn- onymously, although the former is the name of an eruption and the latter is a condition presenting these eruptions. A secondary lesion is an eruption that occurs secondarily after a primary or other skin lesion.

What are secondary skin lesions?

Examples of secondary skin lesions are scales, crusts, excoriations, erosions, ulcers, fissures, scars, and keloids. Scales, which are shed dead keratinized cells, occur with psoriasis and eczema. They’re irregular, flaky, and variable in size. Usually silver, white, or tan, they can be thick, thin, dry, or oily.

What are examples of primary lesions?

Primary lesions, which are associated with specific causes on previously unaltered skin, occur as initial reactions to the internal or external environment.Vesicles, bullae, and pustules are formed by fluid within skin layers.Nodules, tumors, papules, wheals, and plaques are palpable, elevated, solid masses.More items…

What is considered a primary skin lesion?

Primary skin lesions are changes in color or texture that are generally present at birth or acquired over time, such as a birthmark or an age spot. Secondary skin lesions are a progression of primary skin lesions.