I Have What Feels Like Lesions Or Scabs On The

I have what feels like lesions or scabs on the back of my throat, as well as fluid in my ears. I can hear them crackel each time I swallow. I have a fever of a steady 100-101 even after taking a fever reducer. I've been tested for strep, mono, ear infections, and all came back negative. It's been a week I still feel the same