Research Article
Genetic and Clinical Features of Medullary Thyroid Carcinoma: The Experience of a Single Center in Costa Rica
Table 2
Comparison of neoplastic behaviors in patients with MTC according to RET mutation status.
| RET mutation () | Positive (5) | Negative (14) | |
| Age at diagnosis (years) | 38.4 ± 20.2 | 54.6 ± 11.8 | 0.04 | Tumor diameter (cm) | 1.48 ± 1.1 | 2.37 ± 1.6 | 0.61 | Vascular invasion | 20% | 28.6% | 0.71 | Nodal metastases at surgery | 60% | 57% | 0.66 | Distant metastases | 20% | 14% | 0.87 | Surgical reintervention because of MTC recurrence | 40% | 35.7% | 0.76 |
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RET: REarranged during Transfection. MTC: medullary thyroid carcinoma.
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