Is it possible to have enlarged lymph nodes with hoshimotos hyper thyroidism? And why they need a biopsy?

Yes. Anybody can have nodes. Your physician wants to biopsy them because hashimoto's puts you at extra risk for malignant lymphoma, and even if the nodes aren't that worrisome, he wants to cover himself and you.
Common. Seeing mildly enlarged lymph nodes in the neck is very common with Hashimoto's thyroiditis. We usually do not biopsy these lymph nodes unless there is something suspicious about them (large size, abnormal blood flow within the lymph node). Are they looking to biopsy a lymph node or a thyroid nodule?
They want to make . Sure you don't have a malignancy- cancer whether related to hashimoto's disease or not.

Related Questions

Enlarged lymph nodes in left check neck and arm. 8mm and Dr's won't biopsy. Seen ENT GP AND CANCER. WHAT COULD IT BE? WHAT SHOULD I DO

Wait and watch. If three different specialist do not feel the need to do a biopsy, it would be reasonable to wait and watch. If the nodes double in size you should re-contact your primary care doctor. Read more...

Enlarged lymph nodes 4 years. Left check neck and arm. Dr's say 8mm and won't so a biopsy. What should I do? Could it be? Seen GP, ENT, AND CANCER DR.

Likely benign. Given that the lymph node is less than 1 cm in size and has been stable for many years it is very likely benign. It does not meet the criteria for biopsy. At this point, the risks of the biopsy are felt to be greater than the possible benefit of the biopsy. If the lymph node gets larger, then it may be appropriate to perform a biopsy. Read more...
Lymphadenopathy. You have been seen by your GP, ENT and an oncologist? They have all told you its fine, but you are still anxious and want a fourth opinion from online physicians who have not examined you? Do you have an anxiety disorder? what is the source of your dizzyness? is your tachycardia due to PSVT instead of PVC which would be rare in your age and gender. Consult a mental health professional for eval. Read more...