Doctor, I am a 21 year old Indian, I used to smoke 8-10 cigarettes a day and 2-3 pouches of Rajnigandha paan masala everyday for 2 years. since 3 months, I have left All my addictions . But recently (past 2 days) I have pain in my gums ( not hard, but mild) and it is not always paining but sometimes, in intervals. Sir can it be Oral Cancer ? Please guide