Itchy fever in a two year old child may be hives, chicken pox, rubella, etc. 1. hives: if the two-year-old child itchy fever more common cause is acute urticaria, the child can appear both symptoms. 2. chickenpox: acute infectious disease caused by chickenpox – herpes zoster virus, two-year-old children can appear on the body itching fever. 3. Rubella: a common infectious disease for children, caused by the rubella virus, manifested as itchy goosebumps on the body fever, fever to low or moderate fever, and accompanied by a slight cough. Two-year-old children itchy fever, parents are advised to take their children to the doctor in a timely manner, ask the doctor to clarify the cause of the disease, give targeted treatment.