Establishing the usefulness of the GO-QOL in a UK hospital-treated population with thyroid eye disease in the CIRTED trial

Thyroid eye disease (TED) is a potentially sight-threatening and cosmetically disfiguring condition arising in 25–50% of patients with Graves’ hyperthyroidism. CIRTED is the first study to evaluate the long-term role of radiotherapy and prolonged immunosuppression with azathioprine in treating TED, one aim of which was to validate the use of the English version of GO-QOL in an UK population with TED. In a three stage design over a 48 week...