Patient: Director, our child has a large growth on his body, like rice, and it will go away on its own after a while, is this eczema or hives? What should I do? The actual fact is that you can find a lot of people who are not able to get a good deal on a lot of things. The skin lesions of urticaria are mainly edematous erythema, macules, or pemphigus-like papules. They last for a few minutes, hours, or 24 hours and then disappear on their own without leaving a trace. Eczema has a variety of lesions, most of which require medication to subside, and some of which leave hyperpigmentation after subside. The two diseases are allergic diseases, the treatment of eczema in principle focus on dampness to stop itching, while the treatment of urticaria is appropriate to dispel wind to stop itching. Acute attacks of urticaria can sometimes be accompanied by anaphylaxis, laryngeal edema and other acute conditions, such as abdominal pain, diarrhea, choking sensation in the throat, chest tightness, or dizziness, cold sweats, etc. The treatment is different. It is recommended that you bring your child to the hospital promptly.