What is a toxic nodular goiter?

Nodular goiter There are two kinds: One is the normal thyroid function without hyperthyroidism performance; the other is not normal thyroid function, the occurrence of hyperthyroidism. Hyperthyroidism often in nodular goiter after happen. Hyperthyroidism in the toxic nodular goiter called nodular goiter. This was particularly prevalent in the elderly hyperthyroidism, also mostly women. Hyperthyroidism symptoms are relatively mild, some patients only some symptoms of hyperthyroidism, and the lack of other symptoms or not obvious, if only for the performance of arrhythmia or heart failure; only for the performance of wasting, weight decreased significantly only for the performance of general muscle weakness, to the more obvious limb muscle weakness; only for the performance of the spirit of excitement, such as depression obvious. Search can be found in goiter, to do more to bilateral symmetry swelling, and touched a number of nodules. Nodule not the same size, usually do not quiver and vascular murmur. Exophthalmos general did not happen. Serum T3 and T4 levels increased, and a part of the patients can only increase the level of serum T3 and T4 levels without increased serum. Thyroid scan can be found a number of hot nodules, and some patients have both hot nodules cold nodules.