(thī‵royd‵īt'ĭs )

[thyroid + -itis]

Inflammation of the thyroid gland .

chronic lymphocytic t.Hashimoto thyroiditis.

de Q.t.

SEE: under de Quervain, Fritz.

fibrous t.Riedel thyroiditis

SEE: under Riedel, Bernhard M. K. L..

giant cell t.Subacute thyroiditis.

Hashimoto t.

SEE: Hashimoto thyroiditis.

postpartum t.Subacute thyroiditis that may occur up to 12 months after childbirth. It typically consists of three phases: a hyperthyroid phase, transient hypothyroidism, and a return to normal thyroid function.

Riedel t.

SEE: under Riedel, Bernhard M. K. L..

subacute t.A relatively rare, self-limiting inflammation of the thyroid gland , characterized by anterior neck pain, thyroid gland tenderness, painful swallowing and /or hoarseness, and transient fluctuations in thyroid function. It often follows an upper respiratory illness and usually resolves in several months. SYN: de Quervain thyroiditis; giant cell thyroiditis; subacute granulomatous thyroiditis.

subacute granulomatous t.Subacute thyroiditis.