My 7 year old has had fevers, sore throat, headaches, nausea, fever blisters on her mouth and chin since September. She s had 2 rounds of strep and 3 more negative cultures. Treated with augmentin, amoxicillin, and omnicef. She is still sick ran another fever ranging from 101.2-102.7 for 4 days. Mono testing negative and CNBC negative. Saw an ENT today they recommended infectious disease dr what can be going on?