• Vol. 40 No. 6, 300–301
  • 15 June 2011

Melanocytic Variant of Medullary Thyroid Carcinoma in a Previously Treated Papillary Carcinoma Patient



Download PDF

Medullary carcinoma of thyroid is a malignant tumour which arises from parafollicular or C cells that produce calcitonin. It comprises 5% to 10% of all thyroid malignancies and occurs sporadically or is hereditary as a manifestation of the type 2 multiple endocrine neoplasia syndromes. Melanin producing medullary carcinoma of thyroid is one of its rare microscopic variant.

This article is available only as a PDF. Please click on “Download PDF” on top to view the full article.