 [ 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 ] you have many lymph nodes threw out your body if swollen it means you are fighting an infection of some king but i do not believe hiv or stds cause swelling lymph nodes something as simple as having a cold sore or one ready to appear may cause them to swell under the chin or neck area seek medical treatment its you bodys way of talking to you