Toxic multinodular goiter (patient information)
Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Assosciate Editor(s)-In-Chief: Prashanth Saddala M.B.B.S
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Toxic multinodular goiter |
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Overview
Toxic nodular goiter involves an enlarged thyroid gland that contains rounded growths called nodules. These nodules produce too much thyroid hormone.
What are the symptoms of Toxic multinodular goiter?
Symptoms are those of an overactive thyroid gland (hyperthyroidism). However, the bulging eyeballs seen in Graves disease do not occur.
Symptoms include:
- Fatigue
- Frequent bowel movements
- Heat intolerance
- Increased appetite
- Increased sweating
- Irregular menstrual period (in women)
- Muscle cramps
- Nervousness
- Restlessness
- Weight loss
What causes Toxic multinodular goiter?
Who is at highest risk?
Diagnosis
A physical examination will show one or many nodules in the thyroid. There may be a rapid heart rate.
Other tests that may be done:
- Serum thyroid hormone levels (T3, T4)
- Serum TSH (thyroid stimulating hormone)