I think the pain in the thyroid definitely needs to be investigated. The bumps sound like nodules and nodules are often a hashimoto's symptom. Your adrenal fatigue is very probably due to untreated hypothyroidism. If you do have hashimoto's, it would be a good idea to join Stephanie Buist's Iodine yahoo group. She is thyroidless due to thyroid cancer and is a patient as well as friend of one of THE top Iodine docs: Dr. David Brownstein.