Table 3.
Pathological type and encroachment scope of 83 cases
| Parameter | Case number |
||
| Total | ≤12 years | >12 years | |
| Pathological type | |||
| Papillary carcinoma | 67 | 19 | 48 |
| Papillary carcinoma with partial follicular growth pattern | 1 | 0 | 1 |
| Follicular carcinoma | 7 | 2 | 5 |
| Medullary carcinoma | 3 | 2 | 1 |
| Poorly differentiated carcinoma | 1 | 0 | 1 |
| Papillary carcinoma with squamous metaplasia | 4 | 4 | 0 |
| Encroachment scope | |||
| Double-side RLN | 2 | 2 | 0 |
| One-side RLN | 4 | 1 | 3 |
| Neck muscles and surrounding tissue | 9 | 3 | 6 |
| One-side RLN, neck muscles and surrounding tissue | 5 | 0 | 5 |
| Vessel tumor embolus | 3 | 2 | 1 |
| One-side RLN, muscles, trachea tunica adventitia, and tunica muscularis esophagi | 2 | 0 | 2 |
RLN: recurrent laryngeal nerve