Papular urticaria healed and grew

Papular urticaria is caused by insect bites, fleas, bedbugs, mosquitoes, etc. are most common, so it is more common in warm seasons. A few people may be related to mental factors, digestive disorders and certain food allergies. It is more common in children and easy to occur repeatedly. It is often manifested as a 2 cm red wheal with papules or blisters in the center. The wheal can quickly subside. The damage in the center will harden, showing red or brown papules, generally lasting for a week. The itching is severe. Personal and environmental hygiene is recommended to prevent mosquitoes and insects. Oral antihistamines are also recommended to relieve symptoms. Topical calamine lotion is recommended for treatment.