Skin lesions are areas of your skin that appear different from the skin around them. Some lesions are the result of an injury or damage, while others may be cancerous.

Dec 10, 2025 · Explore pictures of 20 common skin lesions to learn how to identify them. Find out more about their symptoms, causes, and treatments.

Because lesions can occur anywhere in the body and their definition is so broad, the varieties of lesions are virtually endless. Generally, lesions may be classified by their patterns, sizes, locations, or causes.

Jun 26, 2025 · A skin lesion is an area of skin that's different from the rest. Primary lesions can be present at birth or form later in life. Secondary lesions develop if a primary lesion becomes...

Sep 17, 2024 · A skin lesion is a part of the skin that has an abnormal appearance compared with the skin around it. Discover 21 types of skin lesions, like acne and eczema.

Jan 9, 2026 · Learn the medical definition of a lesion, how experts classify these abnormal tissue changes (primary/secondary), and their causes, whether internal or external.

Oct 26, 2023 · Skin lesions include bumps, patches, and changes in texture or color. Possible causes range from acne to skin cancer.

An area of abnormal or damaged tissue caused by injury, infection, or disease. A lesion can occur anywhere in or on the body, such as the skin, blood vessels, brain, and other organs. Examples of …

Mar 30, 2022 · In this article, learn about primary and secondary skin lesions, including benign and malignant growths. This guide also includes treatment information.

Description of Skin Lesions and Dermatologic Disorders - Learn about from the MSD Manuals - Medical Professional Version.