Abstract:Objective: To explore the clinical characteristics of cervical lateral lymph node metastasis in patients with papillary thyroid carcinoma (PTC), and to perform the analysis on its related risk factors. Methods: The clinical data of 114 PTC patients with suspected lateral cervical lymph node metastasis who were admitted to the hospital between February 2019 and February 2022 were retrospectively selected. The lateral cervical lymph node quantity distribution, metastasis distribution and skip metastasis involving lateral cervical region were statistically analyzed, and the relationship between the clinical characteristics of patients with PTC and the lymph node metastasis in lateral cervical region was analyzed. Results: Among the 114 patients, there were 95 cases of cervical lateral lymph node metastasis and 11 cases of skip metastasis. 1,983 lymph nodes were detected among 95 patients with positive lateral cervical lymph nodes. The lymph node distribution in region Ⅲ was the highest (73. 68%), followed by region Ⅳ (64. 21%) and region Ⅱ (54. 74%) and the lowest in region Ⅴ (12. 63%). Among the 95 patients with PTC, there were 32 cases (33. 68%) of single-region involvement, 41 cases (43. 16%) of double-region involvement, 13 cases (13. 69%) of three-region involvement and 9 cases (9. 47%) of four-region involvement. When PTC lesions were situated in the upper pole, there were 3 cases of single-region involvement, 1 case of double-region involvement and 0 cases of three-region involvement. When PTC lesions were located in the middle pole, there were 2 cases of single-region involvement, 2 cases of double-region involvement and 3 cases of three-region involvement. Univariate analysis showed that the patients with multiple lesions, bilateral lesions, invasive capsule, large tumor diameter and positive central lymph node had higher PTC cervical lateral lymph node metastasis rate (P<0. 05). Multivariate analysis revealed that the risk factor for cervical lateral lymph node metastasis was positive central lymph node metastasis (P<0. 05). Conclusion: The region of cervical lateral lymph node metastasis is in descending order of region Ⅲ, region Ⅳ, region Ⅱ and region Ⅴ. Cervical lateral lymph node metastasis is mainly with multi-regional involvement and with low skip metastasis. Positive central lymph node metastasis is an independent risk factor for cervical lateral lymph node metastasis.
杜镇鸿, 邱红艳. 甲状腺乳头状癌颈侧区淋巴结转移特征及相关危险因素分析[J]. 河北医学, 2022, 28(12): 2038-2043.
DU Zhenhong, et al. Characteristics of Lymph Node Metastasis in the Lateral Cervical Region of Papillary Thyroid Cancer and Analysis of Related Risk Factors. HeBei Med, 2022, 28(12): 2038-2043.
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