Thyroid Disease - Subacute (De Quervain's) Thyroiditis

Question 1

What is Subacute Thyroiditis?

Answer 1

De Quervain’s Thyroiditis/Subacute Granulomatous Thyroiditis - following a viral infection, presenting with hyperthyroidism.

Question 2

Phases of Subacute Thyroiditis (4).

Answer 2

1. 3-6 Weeks : Hyperthyroidism, Painful Goitre, Raised ESR.
2. 1-3 Weeks : Euthyroid.
3. Weeks-Months : Hypothyroidism.
4. Restoration of Thyroid Structure and Function.

Question 3

Investigation in Subacute Thyroiditis.

Answer 3

Thyroid Scintigraphy : Globally reduced uptake of Iodine 131.