Quick Answer: What Causes Itchy Rash On Legs?

What causes a rash on your legs?

Leg rashes can be caused by a wide variety of diseases and conditions, such as infection, inflammation, allergic reaction, parasite and insect bites, and autoimmune processes..

What can a rash be a sign of?

Rashes can develop from an allergy to a medication, also known as DRESS syndrome (drug reaction with eosinophilia and systemic symptoms). This condition may take weeks to appear after you start a new medication. Common symptoms that accompany the rash are fever and inflammation in the liver, heart, lungs or thyroid.

What is red rash on lower legs?

If this rash is due to vein disease it is usually referred to as venous eczema or venous stasis dermatitis. This usually affects the lower legs with patches of numerous tiny red bumps that may coalesce into diffuse red rashes covering the lower legs and ankles.

Why do I have red blotches on my legs?

The most common causes of what looks like a rash or red dots on the lower legs are either immune-mediated inflammation like eczema or psoriasis, or a skin infection like cellulitis. Other causes of red blotches on the lower legs can arise from an allergic reaction to certain foods or contact with poisonous plants.

When should I worry about a rash?

If you have a rash and notice any of the following symptoms, see a board-certified dermatologist or go to the emergency room immediately: The rash is all over your body. A rash that covers the body could indicate something concerning, such as an infection or allergic reaction. You have a fever with the rash.

What does viral rash look like?

The characteristics of viral rashes can vary greatly. However, most look like splotchy red spots. These spots might come on suddenly or appear gradually over several days. They can also appear in a small section or cover multiple areas.

What are the most common skin rashes?

Advertising & SponsorshipHeat rash (miliaria)Intertrigo.Lichen planus.Psoriasis.Ringworm of the body (tinea corporis)Rosacea.Shingles (herpes zoster)Swimmer’s itch (cercarial dermatitis)More items…

What causes itchy rash on lower legs?

If the lower legs, for example, come into contact with an allergen, an itchy, red, blistery rash — known as allergic contact dermatitis — can develop. Poison ivy can cause allergic contact dermatitis, as can fragrances and other chemicals in: laundry detergents and fabric softeners. soaps.

How do I get rid of a rash on my legs?

If you have a rash:Apply cool compresses to soothe irritation and reduce itching. Oatmeal baths help, too.Use OTC hydrocortisone creams or antihistamines (with your doctor’s approval) to help relieve itching.Avoid anything you think may be irritating your skin.

What is this rash on my lower legs?

A skin rash on one lower leg can appear red, blotchy, or have a dry and scaly texture. Most rashes on the lower leg are caused by dermatitis, eczema, or an allergic reaction which will look like red, itchy bumps on the leg.

What helps itchy rash on legs?

Apply moisture to your legs before and after shaving, as well as after a bath or shower. Other topical products to relieve itchy legs include anti-itch cream, hydrocortisone, and calamine lotion. You can also take an oral antihistamine to stop an allergic reaction.

How can you tell if a rash is serious?

Red, itchy rash? If it comes with other symptoms, it could indicate something serious….How can you tell if a rash is serious?If you have a fever or pain accompanying the rash. You should get it checked out, Kroshinsky said. … If you have a sudden spreading of bruise-like lesions. … If your rash continues unabated.