Types of thyroid carcinoma

Types of Thyroid carcinoma
  • Encapsulated follicular patterned thyroid tumors
    • Follicular tumors of malignant potential
    • Well differentiated tumor of uncertain malignant potential
    • Non-invasive follicular thyroid neoplasm with papillary – like nuclear features
  • Papillary carcinoma
  • Follicular carcinoma
  • Hurthle cell carcinoma
  • Poorly differentiated thyroid carcinoma
  • Anaplastic thyroid carcinoma
  • Squamous cell carcinoma
  • Medullary carcinoma
  • Mucoepidermoid carcinoma
  • Mucinous carcinoma
  • Ectopic thymoma
  • Ectopic thymic carcinoma
  • Other rare tumors
    • Paraganglioma
    • Malignant peripheral nerve sheath tumor
    • Angiosarcoma 
    • Mesenchymal tumors — Leiomyosarcoma
    • Hematolymphoid tumors (Primary thyroid lymphoma, Follicular Dendritic cell carcinoma, Langerhans cell histiocytosis)
    • Germ cell tumors
  • Secondary tumors
Reference
  • Lloyd : WHO Classification of Tumors of Endocrine organs (IARC WHO Classification of Tumors), 4 th Edition, 2017