1, clinical features: the disease is caused by human herpes simplex virus type 6.7 infection, the age of onset of 4 months to 1.5 years, 90% of the concentration in the 4 months to 8 months, the onset of acute, high fever up to 39 degrees or even 40 degrees, no runny nose, cough and any other cold symptoms, the spirit is still good, some children slightly dilute stool, physical examination of the pharynx congestion is not obvious, the lungs are not composed of large clams clams 3-5 days after the fever subsided on its own, the fever subsided within 24 hours to see the appearance of dark red papules of varying sizes throughout the body. 2, blood routine: white blood cells are not high or even lower, the proportion of lymphocytes increased. 3.Treatment: No antibiotic treatment is needed for this disease. You can take oral Spironolactone tablets and children’s back to spring granules, drink more water, to physical cooling, body temperature is maintained at about 38.5 degrees without drugs to reduce fever, adhere to 3-5 days fever rash out on the good.