Thyroid cancer is a type of cancer that starts in your thyroid gland. A gland is an organ in your body that makes a substance. Your thyroid is shaped like a small butterfly and is found inside the ...

“Poorly differentiated” refers to cancer cells that have more abnormalities and look less like normal cancer cells. Poorly differentiated thyroid cancer is uncommon, accounting for fewer than 5% of ...

Papillary and follicular thyroid cancers are considered well-differentiated cancers. Papillary thyroid cancer is the most prevalent type of thyroid cancer--with over 50,000 new cases per year in the ...

Papillary thyroid carcinoma is the most common type of cancer to affect your thyroid-- a butterfly-shaped gland that sits just below your voice box. It's only about as big as a quarter ...