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Pediatric Anaplastic Thyroid Cancer



Anaplastic thyroid cancer is a rare, malignant (cancerous) tumor of the thyroid gland.

Expanded overview

Of the four types of thyroid cancer, anaplastic thyroid cancer is the most advanced and aggressive type. This condition is very rare, as it is found in less than 2 percent of people with thyroid cancer. Anaplastic thyroid cancer typically occurs in people age 60 or older, and it is especially rare in children.


Causes of this condition can include:

  • History of radiation exposure to the chest or neck
  • Long-term goiter (enlarged thyroid)


The main symptom of anaplastic thyroid cancer is a growing mass on the neck

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