Dear Sir, I have sonography of neck, which is showing extended lymphonodes.It says biggest lympho-nodes are in prosterior trainle measuring 1.6 cm to 1.4 cm. Please advice whether FNAC is must. I am feeling lump from last 6 months, immediately after diagnosis of Dengue and I have no other symptoms like, weight loss , fatigue and dreams. I am 26 years old.