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The recurrence with isolated intra-abdominal lymph node in patients with colorectal cancer: A study of the Turkish Descriptive Oncological Researches Group (intra-abdominal lymph node and colon cancer)
Received Date : 30 May 2016
Accepted Date : 28 Jul 2016
Ozgur Tanriverdi a , Eyup Murat Yilmaz b , Serkan Menekse a , Suna Cokmert d , Esin Oktay e , Kezban Nur Pilanci f , Muharrem Kocar g , Nilufer Avci h , Tulay Akman i , Gamze Goksel c , Nezih Meydan e , Sabri Barutca e
aMugla Sitki Kocman University Faculty of Medicine, Department of Medical Oncology, Mugla, Turkey
b Adnan Menderes University Faculty of Medicine, Department of General Surgery, Aydin, Turkey
c Celal Bayar University Faculty of Medicine, Department of Medical Oncology, Manisa, Turkey
d Kent Hospital, Medical Oncology Department, Izmir, Turkey
e Adnan Menderes University Faculty of Medicine, Department of Medical Oncology, Aydin, Turkey
f Bilim University Faculty of Medicine, Department of Medical Oncology, Istanbul, Turkey
g Sanliurfa Education and Research Hospital, Medical Oncology Department, Sanliurfa, Turkey
h Ali Osman Sonmez Oncology Hospital, Medical Oncology Department, Bursa, Turkey
i Tepecik Education and Reseach Hospital, Medical Oncology Department, Izmir, Turkey
Doi: https://doi.org/10.1016/j.jons.2016.07.001 - Article's Language: EN
Journal of Oncological Science 2 (2016) 48-52
ABSTRACT
Background: This study aimed to identify the risk factors related in recurrence with isolated intra-abdominal lymph node metastasis in patients with colorectal cancer. Methods: This is a retrospective, cross-sectional study of 21 colorectal cancer patients with isolated intra-abdominal lymph node metastases. Preoperative demographic and laboratory/postoperative histological features of these patients were been analyzed. Results: Lymphovascular and perineural invasion and mutant-type K-ras status were more common in the study patients. In addition, a significant correlation was been detected between lymphovascular and perineural invasion, preoperative serum CEA level, preoperative thrombocyte count, mutant-type K-ras status, and pathological N3 disease. Mutant-type K-ras status and the presence of lymphovascular invasion were independent prognostic risk factors for isolated intra-abdominal lymph node metastasis. Conclusions: The presence of lymphovascular invasion and mutant-type K-ras status may be poor prognostic risk factors for isolated intra-abdominal lymph node metastasis in patients with colorectal cancer. However, studies involving larger patient series, molecular indicators, and cohorts with metastasis in other areas are been needed to verify this study.
Keywords: Colorectal cancer; Recurrence; Intra-abdominal lymph node; KRAS