a woman with graves' disease, 3d

graves disease thyroid medical pathology gland autoimmune tissue scientific diagnosis endocrinology hormones thyrotoxicosis disorder hyperthyroidism follicular endocrine illustration healthcare enlargement dysfunction anatomical thyroiditis function autoantibodies tsh immune antibodies autoantigens response autoimmunity 3d woman asian old portrait eyes adult grey hair japanese ethnicity korean chinese 60s 70s neck enlarged isolated white background female