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Journal ArticleDOI

Benefits of D2 lymph node dissection for patients with gastric cancer and pN0 and pN1 lymph node metastases

TLDR
The frequent occurrence of micro-involvement is a strong argument favouring routine D2 lymph node dissection in gastric cancer surgery in patients with lymph node metastasis.
Abstract
A retrospective immunohistological analysis of 100 patients with pT1-3 N0 and pT1-3 N1 gastric adenocarcinoma demonstrated a high frequency of micro-involvement in the removed lymph nodes. The presence of three or more tumour cells in more than 10 per cent of the lymph nodes was of significant prognostic value in the pN0 cases. Multivariate analysis identified micro-involvement as an independent prognostic factor. The results explain why patients benefit from lymphadenectomy even if the removed lymph nodes are not involved by tumour (pN0) in routine histological examination. The frequent occurrence of micro-involvement is a strong argument favouring routine D2 lymph node dissection in gastric cancer surgery in patients with lymph node metastasis.

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Journal ArticleDOI

Lymphatic Involvement in Early Gastric Cancer Prevalence and Prognosis in France

TL;DR: It is suggested that both lymph node and lymphatic vessel involvement are important prognostic factors in patients with EGC and lymphadenectomy in EGC is important to identify the high-risk population for whom prognosis is worse.
Journal ArticleDOI

Lymph node dissection for gastric cancer.

TL;DR: Systematic lymph node dissection should be an integral part of the curative resection sought if lymphadenectomy is restricted to the removal of nodes only, and the lymph node ratio and number of lymph nodes involved are relevant prognostic parameters.
Journal ArticleDOI

Lymph Node Metastasis of Gastric Cancer

TL;DR: The status of LN metastasis including its molecular mechanisms is reviewed, and LN dissection for the treatment of gastric cancer is evaluated and sufficient results are not being obtained using various modalities.
Journal ArticleDOI

Proliferative activity of micrometastases in the lymph nodes of patients with gastric cancer.

TL;DR: Immunohistochemically detectable isolated tumour clusters with a diameter of less than 0·2 mm have been regarded as non‐metastatic lesions, because of a lack of proliferative activity.
Journal ArticleDOI

Detection of sentinel and non-sentinel lymph node micrometastases by complete serial sectioning and immunohistochemical analysis for gastric cancer

TL;DR: The concept that lymph node micrometastasis of gastric cancer spreads first to sentinel nodes casts doubt on the idea that sentinel lymph nodes spread first to non-sentinel nodes, and is supported by the results.
References
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Book ChapterDOI

Nonparametric Estimation from Incomplete Observations

TL;DR: In this article, the product-limit (PL) estimator was proposed to estimate the proportion of items in the population whose lifetimes would exceed t (in the absence of such losses), without making any assumption about the form of the function P(t).
BookDOI

TNM classification of malignant tumours

TL;DR: Head and Neck Tumours.- Lip and Oral Cavity.- Pharynx.- Larynx.' Maxillary Sinus.- Salivary Glands.- Thyroid Gland.- Digestive System Tumour .

Regression models and life tables (with discussion

David Cox
TL;DR: The drum mallets disclosed in this article are adjustable, by the percussion player, as to balance, overall weight, head characteristics and tone production of the mallet, whereby the adjustment can be readily obtained.
Journal ArticleDOI

Immunoenzymatic labeling of monoclonal antibodies using immune complexes of alkaline phosphatase and monoclonal anti-alkaline phosphatase (APAAP complexes).

TL;DR: The APAAP technique was found particularly suitable for labeling cell smears and for detecting low numbers of antigen-bearing cells in a specimen and could be used in conjunction with immunoperoxidase methods for double immunoenzymatic staining.
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