Children with small red dots in the palm of the hand may be mosquito bites, can be coated with eau de toilette to relieve, may be eczema dermatitis, to oral antihistamine medication, but also may be the manifestation of hand, foot and mouth disease, to the hospital in a timely manner. 1. If the red dots on the palms of the children’s hands were distributed, single, linear distribution, it may be mosquito bites, the children will also feel localized itching, you can apply eau de cologne to relieve the itch. 2. If the red dots are dense diffuse or pinpoint red papules, with erythema, itching, etc., it may be eczema dermatitis, to avoid contact with allergens, oral antihistamines such as loratadine, levocetirizine hydrochloride tablets, etc., pay attention to the possible side effects of itchy, tingling, dryness and other side effects, pregnant women and breastfeeding women are prohibited. 3. If the child has a large red rash on the palms of the hands, and the hearts of the feet, the mouth and other places, this indicates that the hand, foot and mouth disease, is an acute infectious disease, we must urgently go to the hospital for treatment. Children with small red spots on the palms of the hands alone can not accurately determine the cause, but also need to be combined with the characteristics of the medical history, other test results in order to make an accurate judgment, it is recommended to clarify the cause of the disease under the guidance of a doctor, and comply with the doctor’s instructions to use medication and treatment.