When performing a physical assessment, palpation reveals to the clinic nurse that a client has an enlarged thyroid gland. Which action should the nurse take in response to this finding?

A. Schedule a follow-up appointment in one month: Delaying evaluation of an enlarged thyroid may result in a missed or late diagnosis of serious conditions such as hyperthyroidism, hypothyroidism, or thyroid nodules. Immediate further assessment is needed rather than waiting.B. Obtain a dietary consultation for nutrition teaching: While dietary factors, especially iodine deficiency, can contribute to thyroid enlargement, nutritional counseling should follow diagnostic clarification. It is not the first priority when a structural abnormality is found.C. Instruct the client in the need to use iodized salt: This may be appropriate if iodine deficiency is confirmed, but assuming the cause without testing may lead to inappropriate interventions. Not all goiters are due to iodine deficiency, and some may be caused by autoimmune or neoplastic conditions.D. Request diagnostic laboratory testing for the client: Ordering thyroid function tests (e.g., TSH, T3, T4) is essential to determine the underlying cause of the enlargement. Depending on these results, further testing like thyroid antibodies or imaging studies (ultrasound, thyroid scan) might be necessary. Laboratory evaluation helps guide further management, whether it is medication, imaging, or referral to endocrinology.