After your baby develops eczema, you need to cooperate with your doctor for examination and standardized treatment only after the diagnosis is confirmed. Common examinations include physical examination, blood test, allergen test and so on. 1. Physical examination: when the baby’s skin appears large red spots, pimples, need to pay attention to, with the doctor for dermatological examination, looking for a professional physician to carry out physical examination, for eczema disease can make a preliminary diagnosis. 2. blood routine and lgE examination: can be used as an auxiliary examination of baby eczema, observation of peripheral eosinophils and serum lgE level changes, help physicians to help determine the condition, give targeted treatment. 3. Allergen test: If necessary, allergen test should be carried out on the baby, so as to avoid contacting allergens and triggering eczema again, allergens can be checked by skin prick test, atopic patch test and so on. After the baby is diagnosed with eczema, the baby should cooperate with the doctor to carry out standardized treatment as soon as possible, so as to reduce the baby’s adverse symptoms.