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Table 1 Review of reported five cases (including this case) of colon cancer with external iliac or inguinal lymph node metastasis

From: Ascending colon cancer with synchronous external iliac and inguinal lymph node metastases but without regional lymph node metastasis: a case report and brief literature review

Author, year of publication Age, sex Primary tumor site Site of lymph node metastasis Synchronous or metachronous pStage (TMN classification) Outcome and time after surgery
Uehara M, et al., 2007 67, male Cecum Right external iliac lymph node Metachronous Stage IIIC Alive (no recurrence) 18 months
Hakeem A, et al., 2009 60, female Cecum Left inguinal lymph node Synchronous Stage IV (pT3 N2 M1) Not described
Pisanu A, et al., 2011 62, male Sigmoid colon Left inguinal lymph node Metachronous Stage IIIB (pT4 N1 M0) Alive (no recurrence) 8 months
Hara M, et al., 2013 67, male Cecum Right inguinal lymph node Metachronous Stage IIIB (pT4 N1 M0) Alive (no recurrence) 36 months
Kitano Y, et al., 2016 (current case) 83, female Ascending colon Right external iliac and inguinal lymph node Synchronous Stage IV (pT3 N0 M1) Alive (no recurrence) 27 months