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Table 1 Studies published

From: Skip metastases to lateral cervical lymph nodes in differentiated thyroid cancer: a systematic review

Authors Years N° Patients Type of Surgery TT+ Skip metastases Tumor site Tumor size Capsular invasion
CND CND + LND Upper pole Middle portion < 10 > 10
Ducci M 1997 36 36 50 ispilateral
14 controlateral
11.1% NE NE NE NE NE
Machens A 2004 215 215 95.3% ipsilateral
73.5% controlateral
13 (19.7%) NS NS NS NS NS
Roh JL 2007 22 22 NS 3 (13,7%) NE NE NE NE NE
Roh JL 2008 52 52 57 5 NS NS NS NS NS
Wada N 2008 231 231 231 ipsilateral 17 NS NS NS NS NS
Chung IS 2009 245 245 39 (12 metastases) 3      
Xiao GZ 2010 121 121 121 9 NS NS NS NS NS
Park JH 2012 147 147 147 32 (21.8%) NS NS 32 NS NS
Xiang D 2015 949 949 44 11 8 3 NS NS NS
Lei J 2017 450 450 450 39 (8.7%) 37 (94.9%) 2 (5.1%) 71.8% NS 84.6%
Zhan X 2017 272 TT NS 29 (10.7%) 95% NS 95% NS NS
Xlin N 2017 203 203 203 30 (14.8%) 19     
Lee B 2017 55 NS 55 3 NS NS NS NS NS
  1. TT Total Thyroidectomy, CND central neck dissection, LND Lateral lymphoadenectomy, NE non evaluated, NS non specified
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