Brief Answer: Yes, your symtoms may be related to the thyroid nodes. You should see an endocrinologist. Detailed Answer: Hello, Thank you for using HCM. Thyroid nodes are of different etiology and nature, and may be hyper/hypofunctional. The following complaints suggest a hyperfunctional (hyperthyroidism) due to multinodular goiter.So, if you have more than three month that you have measured your thyroid hormone levels in blood , you should remeasure them. Depending on the results you should take specific medication prescribed by the endocrinologist. If you are under treatment and still it doesn t help, may be your treating doctor will have to increase the dosage of your medication or switch to another treatment. A surgical solution may be considered too, followed by a replacement hormone therapy. Hope this is helpful. Let me know if you need more clarifications. Otherwise please close and rate the answer. Kind Regards, Dr. Juarda