Dermatitis is a relatively broad term that is used by professionals to describe conditions of the skin that cause you to experience rashes that are red in color and cause you to itch incessantly. More often than not the rash itself will appear when that area of skin has come into some sort of contact with an allergen. It is important that you see a dermatologist if you continue to get these rashes. There are three types of dermatitis that can affect your skin in very different ways and all have different methods of treatment.
Atopic Dermatitis could be the reason for the dermatitis rash and it is hereditary so you could do a little research to see if any members of your family has this rash. Some experts believe it is linked to some other problems like asthma and even hay fever. The symptoms of this type of dermatitis comprise of redness, weeping itching, and swelling, cracking and scaling of the hosts' skin. If you have this form of skin rash it is imperative that you do not scratch it because it could lead to an infection.
This type of dermatitis happens when the skin is in contact with a form of an allergen of sorts. In some cases you can notice an itchy, red rash, this happens when the immune system thinks what you have come into contact with is a foreign body. The only real way of preventing this form of dermatitis from affecting you is by finding what products irritate your skin and stay away from them. Usually, the substances that trigger this type of dermatitis are poison ivy, particular metals, perfumes, certain food items, some soap, detergents, shower gels, chemicals and some cosmetic products. The longer period of time the substance is on your skin the worse the rash will become. The symptoms are severe itching coupled with swelling and plenty of inflammation.
Small papules are what characterize this form of dermatitis. They begin as patches of skin that are itchy and then form small lumps which produce an oozing liquid after which they heal over as a crust. At this point, they can turn into lesions. This type of dermatitis can cause the host to experience sever burning and itching and the cause is still unknown although it seems the dry weather can start it up on occasion. This rash can be seen on the arms, legs and torso.