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 ...

US thyroid cancer diagnoses rose from 1975 to 2009 and have plateaued since then, with higher net drift of cancer diagnoses among women.

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 ...