warm nodule

warm nodule

Nuclear medicine A circumscribed ↑ in radioisotope concentration seen by radionuclide imaging of the thyroid–'thyroid scan' in which functional thyroid lesions suppress TSH synthesis, but don't cause hyperthyroidism–the latter of which evokes 'hot' nodules. Cf Cold nodule.
References in periodicals archive ?
The prevalence of malignancy in cold or warm nodule is not insignificant approaching 12%.
5-cm nodule; thyroid scan showed hot nodule with cold areas 2 15/F Warm nodule noted on thyroid scan 3 11/M Not performed Case No.