What causes red lesions on legs?

Occasionally, red bumps on your legs are the sign of a more serious condition. Red bumps can be caused by allergies, insect bites, and certain skin conditions. The sources of bumps and rashes often vary by age and health condition.

What is a lesion on a leg?

Skin lesions are areas of skin that look different from the surrounding area. They are often bumps or patches, and many issues can cause them. The American Society for Dermatologic Surgery describe a skin lesion as an abnormal lump, bump, ulcer, sore, or colored area of the skin.

What are the red sores on my legs?

Venous ulcers (open sores) can occur when the veins in your legs do not push blood back up to your heart as well as they should. Blood backs up in the veins, building up pressure. If not treated, increased pressure and excess fluid in the affected area can cause an open sore to form.

What are the 3 types of lesions?

They tend to be divided into three types of groups: Skin lesions formed by fluid within the skin layers, such as vesicles or pustules. Skin lesions that are solid, palpable masses, such as nodules or tumors. Flat, non-palpable skin lesions like patches and macules.

What does leg cellulitis look like?

Cellulitis initially appears as pink-to-red minimally inflamed skin. The involved area may rapidly become deeper red, swollen, warm, and tender and increase in size as the infection spreads. Occasionally, red streaks may radiate outward from the cellulitis. Blisters or pus-filled bumps may also be present.

What is this crusty spot on my leg?

Actinic keratoses are scaly spots or patches on the top layer of skin. With time they may become hard with a wartlike surface. An actinic keratosis (ak-TIN-ik ker-uh-TOE-sis) is a rough, scaly patch on the skin that develops from years of sun exposure.

Is a lesion a tumor?

A bone lesion is considered a bone tumor if the abnormal area has cells that divide and multiply at higher-than-normal rates to create a mass in the bone. The term “tumor” does not indicate whether an abnormal growth is malignant (cancerous) or benign, as both benign and malignant lesions can form tumors in the bone.

What is a cancerous lesion?

Malignant lesions, more commonly referred to as cancer, are lesions which may form and develop in the bone but have the capacity to spread to other areas of the body and continue to grow. For bone cancers, this most commonly occurs to the lungs, where growth can lead to difficulty breathing and ultimately prove fatal.

What do small red dots on your skin mean?

There are several possible causes for red dots on the skin, including heat rash, KP, contact dermatitis, and atopic dermatitis. Red dots on the skin may also occur due to more serious conditions, such as a viral or bacterial infection.

What are common causes of red lesions?

10 Common Causes of Itchy, Red Bumps and Skin Rashes Contact dermatitis. This is a type of skin rash that happens when you touch a certain chemical or substance that you’re sensitive to that may be lurking in cosmetics, Allergic reactions to food or medicine. Eating a food or medicine you’re allergic to can cause you to break out in hives (also called urticaria), an itchy red rash. Rosacea.

What causes skin ulcers on legs?

Venous skin ulcers are the most common types of skin ulcers. They are caused by poor blood circulation in the legs when blood pools in the veins rather than being sent back to the heart. This leaks into surrounding tissue, causing the tissue to break down. Venous skin ulcers usually form on the lower leg.

What are the most common skin lesions?

One of the most common causes of skin lesions is acne. Acne is a condition in which the pores on the skin become clogged with excess oil, dead skin, or bacteria, and cause lesions to form on the skin. These lesions can range from small red spots, yellow pus-filled bumps, or cystic acne, which causes deep and painful pits in the surface of the skin.

What causes burning itchy legs?

The other term for itching is pruritus. Itching can be generalized or in a single area of the body. Causes of itching in legs can be due to simple insect bite to more grave disease: Stress and anxiety it is a functional cause. Dry skin. Itching due to sunburn.