Jaw Cancer Hi My Mother In Law Got A Painless Lump In Her Neck Near The Jaw ,could It Be Cancer?

Hi My mother in law got a painless lump in her neck near the jaw ,could it be cancer? - jaw cancer

My mother has a piece under the jaw, which is painless, but a little pain when the doctor from the inside of his mouth. No doctor has said that his statement should be eliminated s sent to a laboratory will also will know what type of tumor, it diebeties BP, could cancer?