How Eczema Diagnosed?

Eczema is a common skin condition that can cause itching, redness, and inflammation. It can be difficult to diagnose eczema, as it can look similar to other skin conditions. Your doctor will first ask you about your symptoms and examine your skin. They may also recommend one or more of the following tests:

Blood tests: Blood tests can check for the presence of an allergic reaction or a deficiency of certain nutrients.

Skin biopsy: A skin biopsy involves taking a small sample of skin to be examined under a microscope. This can help to confirm the diagnosis of eczema and to rule out other skin conditions.

Patch tests: Patch tests can be used to identify specific allergens that are causing eczema. In this test, small amounts of potential allergens are applied to the skin and then covered with a patch. The patches are removed after 48 hours, and the skin is checked for signs of an allergic reaction.

In some cases, your doctor may refer you to a specialist, such as a dermatologist or an allergist, for further testing and treatment.