College of American Pathologists
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2008 — September Case of the Month

Updated December 16, 2008


CAP Foundation September 2008 Online Case of the Month

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A 51-year-old woman presented with an asymptomatic enlarging nodule in the right lobe of the thyroid gland. After fine needle aspiration, a right lobectomy was done. Received was the right thyroid lobe with isthmus measuring 4.0 x 4.0 x 3.0 cm and weighing 50 g. A large firm tan nodule occupied the majority of the lobe.

The master list with the correct answer

  • Adenomatous nodule/nodular hyperplasia
  • Follicular nodule with papillary hyperplasia
  • Follicular carcinoma, minimally invasive
  • Papillary carcinoma, follicular variant
  • Papillary carcinoma, (NOS, usual type)
  • Papillary carcinoma, tall cell variant

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