Comparison of the clinicopathologic features and prognosis of bilateral versus unilateral multifocal papillary thyroid cancer: An updated study with more than 2000 consecutive patients

摘要

BACKGROUNDBilaterality is common in papillary thyroid cancer (PTC), but its clinical and prognostic implications are still controversial, and it remains unclear whether its behavior is more aggressive than multifocality.