Final answer:
The patient may be experiencing hyperthyroidism, which is suggested by the presence of an audible bruit over the thyroid gland and a mass or cyst on the ultrasound report. Radioactive iodine therapy is commonly prescribed for this condition.
Step-by-step explanation:
The patient in question may be experiencing hyperthyroidism. This is suggested by the presence of an audible bruit over the thyroid gland, which indicates abnormal blood flow, and the presence of a mass or cyst on the ultrasound report. Radioactive iodine therapy, using I-131, is commonly prescribed for hyperthyroidism.