is a thyroid cancer that usually grows slowly and is often treatable.

is a rare thyroid cancer that can sometimes spread beyond the gland.

is a rare thyroid cancer from C cells, sometimes inherited (MEN2).

is a very rare thyroid cancer with mixed mucus-producing and squamous cells.

is the most common thyroid cancer and often highly treatable.

is a rare birth condition where one thyroid lobe never develops.

is a rare genetic condition causing poor response to thyroid hormone.

is a usually benign thyroid tumor made of Hurthle cells.

is a rare thyroid tumor that is usually benign.

is a congenital condition where the thyroid gland is underdeveloped or absent.

is a rare thyroid cancer that can cause a fast-growing neck lump.

is a birth defect where the thyroid gland forms abnormally.

is a rare cancer that begins in the thyroid gland's tissues.

is inflammation of the thyroid gland that can affect hormone levels.

is an autoimmune thyroid-related eye condition causing bulging eyes and irritation.

causes sudden episodes of muscle weakness from low potassium due to hyperthyroidism.

is a condition where too much thyroid hormone speeds up the body.

is a rare, slow-growing bone cancer that usually affects the shinbone.

is a genetic condition causing absent shinbones and split hands or feet.

is inflammation of a fluid-filled sac near the inner knee.

is a rare birth difference where the shinbone is underdeveloped or missing.

is a rare genetic condition affecting leg, thumb, and toe development.

is a late-onset muscle disease causing lower-leg weakness and foot drop.

is nerve damage causing foot weakness, numbness, and trouble pointing toes.