It includes a variety of persistent skin conditions which cause dryness, redness, skin
or bleeding. It usually affects the face, chest and skin
Eczema diagnosis is generally based on the clinical appearance and a few tests like the patch test and blood levels of IgE antibodies and eosinophils and a specific test for
eczema is called the Radioallergosorbent Test (RAST).
Skin rashes are diagnosed clinically based on the history and appearance of the rash.