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.
Do you need a doctor's referral for an appointment? Some specialty areas at Mayo require a doctor's referral, and some do not. Most insurance plans require a referral from a plan doctor in order to get access to Mayo Clinic. You should check with your insurance company or your doctor prior to seeking care at Mayo.
Standing orders must come from the Facility representatives. Example: Mental Health or Substance Abuse Clinics. Nursing Homes may book the first three trips for a member in need of Chemotherapy. The Facility Department will then contact the Clinic to secure a Standing Order for the member/recipient for future trips.