32. A 38 year old presents with neck pain, fever, malaise, a fortnight after a pharyngitis. On biopsy the gland is firm, with an intact capsule, and unilaterally enlarged. Histology shows disruption of thyroid follicles, with extravasation of colloid. There is a polymorphonuclear infiltrate. ESR is raised, WCC is raised, TSH is raised. What is this and what is the prognosis?.
de Quervain's thyroiditis - return to normal in 6-8 weeks