ArticleAnnals of surgical oncology2020
Lymph Node Positivity in One-Step Nucleic Acid Amplification is a Prognostic Factor for Postoperative Cancer Recurrence in Patients with Stage II Colorectal Cancer: A Prospective, Multicenter Study.
Article in Annals of surgical oncology, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.
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Who cites it
12 citing papers in PubMed, 15 citations in OpenAlex.
- Prognostic value of whole lymph node molecular analysis in colorectal cancer: a prospective multicenter study.Clinical and experimental medicine · 2025Observational
- Article
- A multistage drug delivery approach for colorectal primary tumors and lymph node metastases.Nature communications · 2025Article
- Non-exposed endoscopic wall-inversion surgery with one-step nucleic acid amplification for early gastrointestinal tumors: Personal experience and literature review.World journal of gastroenterology · 2023Review
- Article
- Cytology Smears: An Enhanced Alternative Method for Colorectal Cancer pN Stage-A Multicentre Study.Cancers · 2022Article
- Role of one-step nucleic acid amplification in colorectal cancer lymph node metastases detection.World journal of gastroenterology · 2022Review
- Micrometastasis in lymph nodes of colorectal cancer.Annals of gastroenterological surgery · 2022Review
- Detection of lymph node metastasis in non-small cell lung cancer using the new system of one-step nucleic acid amplification assay.PloS one · 2022Article
- Article
- Lymph Node Tumor Burden Correlates With Tumor Budding and Poorly Differentiated Clusters: A New Prognostic Factor in Colorectal Carcinoma?Clinical and translational gastroenterology · 2021Article
- The advantage of one-step nucleic acid amplification for the diagnosis of lymph node metastasis in colorectal cancer patients.Annals of gastroenterological surgery · 2021Review
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18 authors at 15 institutions in 1 country.
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Abstract
backgroundFor colorectal cancer (CRC) patients, the standard histological lymph node (LN) evaluation has low sensitivity. Our previously developed one-step nucleic acid amplification (OSNA™) assay measures cytokeratin 19 gene expression in whole LNs. We recently showed that 17.6% of pN0 stage II CRC patients were OSNA positive, suggesting a correlation between OSNA results and disease recurrence. This multicenter, prospective study investigateed the prognostic value of the OSNA assay for pStage II CRC patients.
methodsWe examined 204 CRC patients who were preoperatively diagnosed as cN0 and cN1 and surgically treated at 11 medical institutions across Japan. Nine patients were excluded, and 195 patients (Stage I: n = 50, Stage II: n = 70, Stage III: n = 75) were examined. All LNs, harvested from patients, were examined histopathologically using one-slice hematoxylin-eosin staining. Furthermore, half of the LNs was examined by the OSNA assay. Patients were classified according to the UICC staging criteria and OSNA results, and the 3-year, disease-free survival (DFS) of each cohort was analyzed.
resultsAverage 21.2 LNs/patient were subject to pathological examination. Approximately half of all harvested LNs (average, 9.4 LNs/patient) were suitable for the OSNA assay. Significantly lower 3-year DFS rates were observed in pStage (pathological Stage) II OSNA-positive patients than in OSNA-negative patients (p = 0.005). Among all assessed clinical and pathological parameters, only the OSNA result significantly affected 3-year DFS rates in pStage II CRC patients (p = 0.027).
conclusionsThis study shows that OSNA positivity is a risk factor for recurrence of the patients with pStage II CRC.
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