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OPRA Biomedical Sciences QUESTION #3809
Question 1
Prolonged dietary iodine deficiency in adults is most likely to lead to which thyroid disorder?
  • Myxoedema✔️
  • Toxic adenoma of the thyroid
  • Thyrotoxicosis
  • Subclinical hyperthyroidism
Correct Answer Explanation
Chronic iodine deficiency leads to reduced thyroid hormone production, causing hypothyroidism and its clinical manifestation myxoedema, characterised by non-pitting oedema, dry skin, and mental slowing.