AD is typically diagnosed clinically, meaning it is based on signs and symptoms alone, without special testing. Several different criteria developed for research have also been validated to aid in diagnosis. Of these, the UK Diagnostic Criteria, based on the work of Hanifin and Rajka, has been the most widely validated. +UK diagnostic criteria People must have itchy skin, or evidence of rubbing or scratching, plus three or more of: Skin creases are involved - flexural dermatitis of fronts of ankles, antecubital fossae, popliteal fossae, skin around eyes, or neck, (or cheeks for children under 10) History of asthma or allergic rhinitis (or family history of these conditions if patient is a child ≤4 years old) Symptoms began before age 2 (can only be applied to patients ≥4 years old) History of dry skin (within the past year) Dermatitis is visible on flexural surfaces (patients ≥age 4) or on the cheeks, forehead, and extensor surfaces (patients<age 4)
causes of Dermatitis
medical cause of Dermatitis
symptom of Dermatitis
causes of Infection
causes of Dermatophytosis
symptom of Psoriasis
medical cause of Stye
symptom of Scabies