My daughter who is eleven has oozing blisters on her hands that itch and hurt she also has a sore throat and runny nose?

Hand-foot-mouth : Hand-foot- mouth disease starts with fever, low appetite, feeling unwell, and sore throat. 1-2 days later, painful sores develop in the mouth with blisters and then ulcers. A skin rash occurs over 1-2 days. Rash has flat or raised red spots with blisters. Rash is usually on the palms and soles. Some persons may only get mouth sores or rash. While most are <5 yr old, it can occur at any age.