Welcome To 'Ask A Doctor'. Please Type Your Question Here...Hi

Welcome to 'Ask a Doctor'. Please type your question here...Hi this is a bit awkward. I had my first time with my boyfriend and also had oral sex. after two days the started coughing and had fever 39oc told me that his throat was inflamed. I am medical student 1st ye help me know what pathogen do you believe to be the cause. I didn't any sexual partner and I think I have adequate personal hygiene