<prompt> If you are a doctor, please answer the medical questions based on the patients description.I have about 6 bumps on the left side of my neck located near my ear and neck. They have come and gone over the past year, but I now have 6, when usually the most I ever found at one time was two or three bumps. They are hard and red and tingly. I am going to the doctor this week, but I am concerned it may be cancer . Please advise and give me your opinions. Thank you  <response>: HAI, Thanks for writing in. 1. Seems they are lymph nodes. Red, painful nodes indicates kind of inflammation in oral cavity ear-nose-throat head scalp.2. Do you have caries of tooth? Discharge in your ears? Dan Chat Doctor. 3. Non-tender painless nodes may be a sign of cancer. But such nodes dont wax wane. So mostly you are not suffering from any cancer.4. It is advisable to get an ENT consultation to get your throat oral cavity examined, which are the usual causes for such nodes proceed further.5. Salt water gargling, good oral hygiene, Dan 