Rash Behind KneesSKIN RASH 

Rash Behind Knees: Causes, Treatment & More

Rash Behind Knees: What to Do with?


Identify the possible causes of the rash behind knees and learn how to deal with.

Rashes are common in people but often leave them puzzled, especially when they occur in an odd place, like rash behind the knees. The most common causes of this type of rash are atopic dermatitis and psoriasis. There are many factors that may determine the cause include: the appearance of the rash, the age, recent illnesses or changes in environment, and the family history.

Rash Behind Knees
Rash Behind Knees

Common Causes of Rash Behind knees


Childhood Psoriasis

Psoriasis can run in families and can cause a rash behind knees. There are different types of psoriasis. Most children have plaque psoriasis, which causes slightly raised, reddish patches covered with white scaly material. These patches can itch and may cause a burning sensation. If you Scratch the plaques, this will cause bleeding. The plaques can appear anywhere on the body, but usually they occur at the bends of the knees and elbows, and on the scalp and face.

Accorfing to the National Psoriasis Foundation,  2 – 3 % of people of all ages have psoriasis.


Contact Dermatitis

Contact dermatitis is a localized area of skin inflammation that triggered by direct contact with an irritating substance to which you are allergic. Some people may be allergic to the rubbery material in the elastic. Other who have sensitive skin may react to the cloth portion of the knee pads if they are washed in harsh laundry detergent. This type of rash occur only where the  substance touches the skin. Rashes are red and may be itchy or tender.


Atopic Dermatitis

Atopic dermatitis is the most common cause of a rash behind knees. It is a long-term skin condition that occurs due to inflammation in the skin leading to itchiness, which can be so severe. Rashes are dry, red and bumpy, and come and go.

According to the 2007 National Survey of Children’s Health, about 12% of children in the U.S. have atopic dermatitis. It usually starts before age 2, and affects the scalp and face. In teens, atopic dermatitis occurs behind the knees and in the bends of the elbows.


An intertrigo is an inflammation (rash) of the body folds. Commonly, it occurs due to bacterial,viral or fungal infection. The rash usually appears red and raw-looking, and may also itch, ooze, and be sore.

In this case, you should keep the area clean and apply some topical antiseptics. Moreover, you need to wear loose-fitting cotton clothing and use an antibacterial soap or mild soap. For the itching, you can take some over the counter antihistaminic like. In case the symptoms persist, you may need antifungals. Therefore, consult a dermatologist in that case.


When to Worry?

Talk with your doctor if your rash or your child’s rash does not go away in a few days, or if it causes troublesome itching or pain. If your child or you develop a fever, the area begins to drain fluid.

find: Rash on Face  Viral Rash on Babies and Adults  Lupus Rash

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