What is cpt code 78012?

CPT code 78012 refers to a nuclear medicine procedure known as a "thyroid uptake and imaging." This test measures the function of the thyroid gland by assessing how much radioactive iodine is absorbed by the thyroid tissue over a specific period. It is often used to evaluate conditions such as hyperthyroidism or thyroid nodules. The procedure typically involves the administration of a radioactive tracer and subsequent imaging to visualize thyroid activity.