My mother suffering from 2 years lymph nodes in supraclavicular lymph nodes from outside this seen very small after ultrasound there are 2 lymph nodes measuring 10×7 mm and 17×6 mm. She is diabetic since 2 and half year but sugar is under control tendia tab for sugar. USG reports (enlarged hypoechoic left supraclavicular lymph nodes noted. Symptoms no fever no sweat no tired all good since two years what are the chances of disease please suggest