<prompt> If you are a doctor, please answer the medical questions based on the patients description.Doctor, I have been experiencing neck swelling, toothache, mouth pain, peripheral edema, and gum pain. What could be the issue?  <response>: Based on your symptoms, you may be suffering from dental caries. This is a condition in which your tooth starts decaying, leading to pain, inflammation, and even swelling. You will need to undergo a dental examination to confirm the diagnosis and receive appropriate treatment. 