 [ Symptoms ] swollen lymph node next to adam is apple possible std or hiv  i have been with someone for 4 months and we have had protected and unprotected sex we have also had unprotected oral sex i had developed a sore throat a few days ago with a swollen lymph node but the last time i went down on him was about two weeks ago my sore throat is almost gone but not the lymph node i also had a mild cold around that time i was wondering if it is possible for an std to develop in the throat even if it has been a while since i have performed oral sex on him [ Disease ] pharyngitis is inflammation of the pharynx pronounced fair inks – what is commonly called a sore throat pharyngitis is an extremely common problem resulting in millions of doctor visits annually one main concern of people with pharyngitis and their doctors is strep throat or pharyngitis caused by the group a streptococcus bacteria strep throat is treated with antibiotics and can sometimes lead to problems if untreated however only a small fraction of people with pharyngitis have strep throat most sore throats are due to viral infections which antibiotics do not help typically strep throat is diagnosed by a health care practioner based on clinical findings or a rapid strep test called rapid antigen detection test the definitive test for strep throat is a throat culture which takes 24 to 48 hours to complete