You have a fever, headache, stuffy nose, cough… and now you have a cavity on top of it all? It may not be what you think! Many sinus infections are accompanied by tooth pain and jaw tenderness that can easily be mistaken for a dental problem. If you have confusion or concerns, visit your family dentist in Red Deer. Use the tips outlined below to help determine the difference between a local tooth issue and symptoms associated with a broader sinus infection.