Most sore throats are caused by colds, the flu, coxsackie virus or mono (mononucleosis). Bacteria that can cause pharyngitis in some cases: 1  Strep throat is caused by group A streptococcus.  Less commonly, bacterial diseases such as gonorrhea and chlamydia can cause sore throat.
1 Use our online referral service when it's convenient for you, or gain electronic access to patient appointment times and subsequent clinical notes and test results.  Expertise. Mayo Clinic has tertiary and quaternary expertise found in few other medical centers, including novel treatment options and clinical trials.
Departments and Centers. Print. Mayo Clinic's General Internal Medicine physicians manage all aspects of adult patients' general health care and provide seamless referrals to other Mayo specialists. This method of comprehensive care ensures you get the care you need. Mayo Clinic provides medical care in collaboration with your local primary provider.