2025
article
OpenAlex
Ryota Sakon, Tsutomu Hayashi, Rei Ogawa, Masashi Nishino et autres
BACKGROUND: The recommended treatment for gastric cancer with positive peritoneal cytology (CY1) is primary surgery and S-1 chemotherapy, with 5-year overall survival rates of 24.6%-30.2% reported in previous studies. However, it is unclear whether this strategy is applicable in cases of Type …
jp
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Accès ouvert
2024
conference-abstract
OpenAlex
Kenichi Ishizu, Takaki Yoshikawa, Rei Ogawa, M. Nishino et autres
260 Background: Proximal gastrectomy is frequently selected for early gastric cancer located at the upper third of the stomach. Annual postoperative endoscopy is considered to be useful for the early detection of metachronous remnant gastric cancer (MRGC). Despite that, we sometimes have …
jp
(code pays fourni par la source)
2024
conference-abstract
OpenAlex
Takeyuki Wada, Takaki Yoshikawa, Ryota Sakon, Tsutomu Hayashi et autres
259 Background: Although gastric cancer (GC) with para-aortic lymph node (PAN) metastasis is diagnosed as stage IV and basically treated with chemotherapy, it can be the candidate of conversion surgery when PAN metastasis was limited in localized area as oligometastatic status. Recently, …
jp
(code pays fourni par la source)
2024
conference-abstract
OpenAlex
Ryota Sakon, Takaki Yoshikawa, Rei Ogawa, M. Nishino et autres
270 Background: Splenectomy is usually considered to be required for complete dissection of splenic hilar lymph node (#10 LN) in gastric cancer (GC). Although spleen-preserving D2 was established for the advanced GC not invading the grater coverture based on the JCOG0110 clinical …
jp
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2023
other
OpenAlex
Masashi Nishino, Takaki Yoshikawa, Rei Ogawa, Ryota Sakon et autres
Robot-assisted gastrectomy with the Davinci XiTM has been performed in our department since August 2019. This technique requires elevation of the left liver lobe. In order to prevent perioperative liver injury and expansion of postoperative subcutaneous emphysema, we use a silicone disc(HAKKO …
us
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Accès ouvert
2023
article
OpenAlex
Masashi Nishino, Takaki Yoshikawa, Masahiro Yura, Rei Ogawa et autres
Background: Standard surgery for upper advanced gastric cancer without invasion of the greater curvature (UGC-GC) is spleen-preserving D2 total gastrectomy without dissection of the splenic-hilar nodes (#10). However, some patients with nodal metastasis to #10 survive more than 5 years due to …
jp
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Accès ouvert
2023
article
OpenAlex
Ayako Kamiya, Tsutomu Hayashi, Ryota Sakon, Kenichi Ishizu et autres
BACKGROUND: Although early gastric cancer is curable with local treatment, the overall survival in elderly patients did not reach 80% at five years after surgery. The major cause of death in elderly patients with early gastric cancer is not cancer itself but …
us
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Accès ouvert
2022
article
OpenAlex
Ayako Kamiya, Tsutomu Hayashi, Ryota Sakon, Kenichi Ishizu et autres
BACKGROUND: Pneumonia is a major cause of death in the elderly population. Considering body weight loss, muscle loss, and reflux after gastrectomy, elderly patients are considered to be at very high risk for pneumonia, which could decrease overall survival because early gastric …
us
(code pays fourni par la source)
Accès ouvert
2022
article
OpenAlex
Ayako Kamiya, Tsutomu Hayashi, Ryota Sakon, Kenichi Ishizu et autres
Background: Elderly patients with stage I gastric cancer, a disease that is curable by surgery, easily develop long-term postoperative pneumonia (LTPP) within two years after surgery despite showing no active symptoms.The present study assessed whether or not LTPP determines the later prognosis …
Maroc, jp
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