International Journal of Thyroidology

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Table. 5.

Table. 5.

Sensitivity of serum calcitonin and CEA levels at detection of recurrence

Total number Number of positive patients Sensitivity (%) Increase in sensitivity by adding CEA


Calcitonin CEA Calcitonin CEA
Local recurrence 25 25 14 100 56.0 0%
Distant recurrence 20 20 16 100 80.0 0%

CEA: carcinoembryonic antigen

Int J Thyroidol 2021;14:143-51 https://doi.org/10.11106/ijt.2021.14.2.143
© 2021 Int J Thyroidol