Diagnostic value of calcitonin for lateral cervical lymph node metastasis in medullary thyroid carcinoma: a systematic review and meta-analysis
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Objective: To evaluate the diagnostic performance of preoperative serum calcitonin (Ctn) in detecting lateral cervical lymph node metastasis (LLNM) in patients with medullary thyroid carcinoma (MTC), identify the optimal threshol... ...