How is contact dermatitis diagnosed?

Pattern, history. Contact dermatitis presents with a distinctive pattern that any experienced dermatologist will recognize. That clinical presentation, coupled with a careful history of allergenic substances that you have been in contact with recently, will usually confirm the diagnosis.

Related Questions

Will patch testing diagnose allergy to something you ingest or is it only useful for testing for contact dermatitis?

Usually. It usually will just evaluate things that come in contact with skin. Nickel and latex allergy can cross react with certain foods.
Possibly both. Patch testing is very useful for identifying a contact allergy on the skin. It may be helpful for identifying foods with eosinophilic esophagitis. With foods, it is more controversial. Discuss this with your physician.
It may. Patch testing for allergic contact dermatitis is well established. Patch testing for foods is still considered experimental, but there are suggestions that it correlates better with some cases of atopic dermatitis (allergic eczema) and eosinophilic esophagitis. In short, it may be helpful in your case.

What is contact dermatitis?

Skin rash. Contact dermatitis is an allergic skin rash caused by something touching the skin that the child is allergic or sensitive to. Examples might include lotions, fabric softeners, & certain fabrics like wool. In older children nickle (in earrings and metal snaps) can cause a very localized contact dermatitis. The rash associated with poison ivy is one of the more severe forms of contact dermatitis.
Reaction. Contact dermatitis is where something is touching the skin and causing a reaction or rash to the skin. The contact can be some type of lotion, cream, etc; can be food (like when tomato sauce is around the mouth causing redness). Even poison ivy is a contact dermatitis. Steroid creams usually are needed to reduce the inflammation.

How can I treat contact dermatitis?

Avoidance & steroids. The most important issue is to avoid the item or items that you are allergic. The rash can be treated with topical steroid cream. Severe and extensive lesions may require systemic treatment with steroids under the care of a doctor.
Skin Irritants. A list of the top culprits that trigger skin reactions, or contact dermatitis. Some cause symptoms like redness, itchy skin, or inflammation. Some are triggered by an individual's allergy (contact allergic dermatitis) while other chemicals affect everyone (contact irritant dermatitis). http://www. Webmd. Com/skin-problems-and-treatments/features/dirty-dozen#1.

What are contact dermatitis symptoms?

Itching. Itching, itching, itching, itching; that's the hallmark symptom of contact dermatitis. Unless it's allowed to get secondarily infected, and then it hurts.
Skin Irritants. A list of the top culprits that trigger skin reactions, or contact dermatitis. Some cause symptoms like redness, itchy skin, or inflammation. Some are triggered by an individual's allergy (contact allergic dermatitis) while other chemicals affect everyone (contact irritant dermatitis). http://www. Webmd. Com/skin-problems-and-treatments/features/dirty-dozen#1.

Contact dermatitis can be induced by?

Skin irritant. Anything can cause irritation to the skin, and that's the definition of dermatitis. It can be temporary and a minor issue but contact dermatitis can also be a sign of more serious problems. If you have that and are concerned you should be evaluated by a doctor.
Skin Irritants. A list of the top culprits that trigger skin reactions, or contact dermatitis. Some cause symptoms like redness, itchy skin, or inflammation. Some are triggered by an individual's allergy (contact allergic dermatitis) while other chemicals affect everyone (contact irritant dermatitis). http://www. Webmd. Com/skin-problems-and-treatments/features/dirty-dozen#1.

Wil contact dermatitis go away by itself?

Eventually, yes.... ..Assuming the contactant (substance causing the dermatitis) is identified and removed. But you could go through a lot of itching and scratching before that happens - average contact dermatitis duration is 3 weeks or so. My advice is that you seek treatment, particularly if you don't know for certain that it is a contact dermatitis.
Skin Irritants. A list of the top culprits that trigger skin reactions, or contact dermatitis. Some cause symptoms like redness, itchy skin, or inflammation. Some are triggered by an individual's allergy (contact allergic dermatitis) while other chemicals affect everyone (contact irritant dermatitis). http://www. Webmd. Com/skin-problems-and-treatments/features/dirty-dozen#1.

What sort of disease is contact dermatitis?

Allergy. A person can be allergic to may items in the enviornment, e.g., nickel in jewellary, chemicals in household items. Once a person is sensitized, exposure to the item causes inflammatio in the skin leading to itching, thickened skin, ulceration and oozing, i.e., eczema.
Poison ivy. The most commonly known contact dermatitis is the reaction some people develop to poison ivy/ poison oak. Many times you may contact the oils from these plants and even though it didn't cause problems before, you start itching 12-24 hours after touching the plant the blisters develop usually 2 days later. Your immune system is trying to kill any part of your skin that has plant oils on it.