Given an abstract, generate a keyword (a noun phrase) that best describes the focus or contribution of the paper. Such keywords can be directly from the given abstract or outside it.

Abstract: Patients with eyelid dermatitis were studied with patch tests and a clinical point method for the diagnosis of atopic skin disease. In 38 patients, contact allergy was found in 11. The dermatitis was an expression of atopic dermatitis in 15 patients.
Adult