Advantages and Disadvantages of Paraaortic Lymph Node Dissection for Advanced Gastric Cancer

Keiichiro Ohta, Mitsumasa Nishi, Shigekazu Ohyama, Shou Ishihara, Toshifusa Nakajima

Division of Surgery, Cancer Institute Hospital

According to the examiantion of clinicopathological findings of surgical results in cases with paraaortic node (No. 16) involvement, the efficacy of No. 16 dissection was observed for curability B, upper, middle and entire stomach cancer, semi-early, localized and intermediate type cancer with a small number with No. 16 involved. The dissection of No. 16 should be performed in mp, ss stomach cancer with more than n1 on the upper and lower parts of the stomach, n2 on the middle part and in se, si stomach cancer with lymph node involvement. However, since systematic dissection of No. 16 sometimes triggers postoperative complications, the ideal proper dissection might be based on studies of anatomical lymphatic flow.

Key words
advanced gastric cancer, paraaortic lymph node dissection of gastric cancer, extended radical surgery of gastric cancer

Reprint requests
Keiichiro Ohta Division of Surgery, Cancer Institute Hospital
1-37-1 Kamiikebukuro, Toshima-ku, Tokyo, 170 JAPAN

Accepted
December 7, 1994

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