Since there are no available conclusive studies on the long-term evolution of remnant thyroid tissue after hemithyroidectomy in patients who undergo surgery for solitary follicular adenomas, we searched for such cases in our records to elucidate this issue.
Divisions of Endocrinology and Pathology, Hospital de Clínicas José de San Martín, School of Medicine, University of Buenos Aires, Buenos Aires, Argentina. hniepom@elsitio.net