College of American Pathologists

2013 — May Case of the Month

Posted May 7, 2013


CAP Foundation Online Case of the Month

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A 43-year-old woman presented with a palpable solitary nodule in the right lobe of her thyroid. TSH and T4 levels were within normal limits. A radioactive iodine scan of the nodule was cold. A fine needle aspiration biopsy was performed and designated as suspicious for papillary thyroid carcinoma. A unilateral thyroidectomy was done. The right thyroid specimen measured 6.0 x 4.0 x 3.0 cm. Sectioning revealed a 0.7 cm in greatest dimension hemorrhagic cystic nodule.

The master list with the correct answer

  • Adenomatoid hyperplastic nodule
  • Follicular adenoma
  • Follicular thyroid carcinoma
  • Follicular variant of papillary thyroid carcinoma
  • Papillary thyroid carcinoma

Access Case Critique to view:

  • Appropriate diagnosis
  • Critique
  • References

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