What is exact size of gland ?
Is size stationary or increasing or decreasing?
Is your weight stationary or decreasing?
Do you get fever or not?
Do you have any other swelling in the body?
What is your blood pressure?
What is your fasting & post prandial blood sugar level?
So long as the size of size of gland is stationary you are probably safe but if size increases then you are unsafe. Also you have to ensure that you are not carrying any sinus infection or any other infection.Chewing tabacoo is dangerous for you so you have to stop chewing tabacoo.
An increase in size of gland should be investigated otherwise you are safe.
Secondly if you start loosing weight evan that must be investigated otherwise you are safe.