How is contact dermatitis diagnosed?

Answer:
If the dermatitis is mild, responds well to treatment, and does not recur, ordinarily the investigation is at an end. More difficult cases require patch testing to identify the specific allergen.
First answer by Gale Ency. of Alt Med. Last edit by Gale Ency. of Alt Med. Contributor trust: 16 [recommend contributor recommended]. Question popularity: 1 [recommend question].