Sung H, Ferlay J, Siegel RL, Laversanne M, Soerjomataram I, Jemal A et al (2021) Global Cancer Statistics 2020: GLOBOCAN estimates of incidence and mortality worldwide for 36 cancers in 185 countries. CA Cancer J Clin 71(3):209–249

Article  PubMed  Google Scholar 

Ferlay J, Soerjomataram I, Dikshit R, Eser S, Mathers C, Rebelo M et al (2015) Cancer incidence and mortality worldwide: sources, methods and major patterns in GLOBOCAN 2012. Int J Cancer 136(5):E359-386

Article  CAS  PubMed  Google Scholar 

Tashiro A, Sano M, Kinameri K, Fujita K, Takeuchi Y (2006) Comparing mass screening techniques for gastric cancer in Japan. World J Gastroenterol 12(30):4873–4874

PubMed  PubMed Central  Google Scholar 

Kunisaki C, Ishino J, Nakajima S, Motohashi H, Akiyama H, Nomura M et al (2006) Outcomes of mass screening for gastric carcinoma. Ann Surg Oncol 13(2):221–228

Article  PubMed  Google Scholar 

Maruyama K, Okabayashi K, Kinoshita T (1987) Progress in gastric cancer surgery in Japan and its limits of radicality. World J Surg 11(4):418–425

Article  CAS  PubMed  Google Scholar 

Okamura T, Tsujitani S, Korenaga D, Haraguchi M, Baba H, Hiramoto Y et al (1988) Lymphadenectomy for cure in patients with early gastric cancer and lymph node metastasis. Am J Surg 155(3):476–480

Article  CAS  PubMed  Google Scholar 

Sue-Ling HM, Martin I, Griffith J, Ward DC, Quirke P, Dixon MF et al (1992) Early gastric cancer: 46 cases treated in one surgical department. Gut 33(10):1318–1322

Article  CAS  PubMed  PubMed Central  Google Scholar 

Kikuchi S, Katada N, Sakuramoto S, Kobayashi N, Shimao H, Watanabe M et al (2004) Survival after surgical treatment of early gastric cancer: surgical techniques and long-term survival. Langenbecks Arch Surg 389(2):69–74

Article  PubMed  Google Scholar 

Kunisaki C, Akiyama H, Nomura M, Matsuda G, Otsuka Y, Ono H et al (2005) Surgical outcomes for early gastric cancer in the upper third of the stomach. J Am Coll Surg 200(1):15–19

Article  PubMed  Google Scholar 

Sano T, Sasako M, Kinoshita T, Maruyama K (1993) Recurrence of early gastric cancer. Follow-up of 1475 patients and review of the Japanese literature. Cancer 72(11):3174–3178

Article  CAS  PubMed  Google Scholar 

Japanese Gastric Cancer Association (2021) Japanese gastric cancer treatment guidelines 2018 (ver. 5). Gastric Cancer 24(1):1–21

Article  Google Scholar 

Tomita R, Fujisaki S, Tanjoh K (2003) Pathophysiological studies on the relationship between postgastrectomy syndrome and gastric emptying function at 5 years after pylorus-preserving distal gastrectomy for early gastric cancer. World J Surg 27(6):725–733

Article  PubMed  Google Scholar 

Nunobe S, Sasako M, Saka M, Fukagawa T, Katai H, Sano T (2007) Symptom evaluation of long-term postoperative outcomes after pylorus-preserving gastrectomy for early gastric cancer. Gastric Cancer 10(3):167–172

Article  PubMed  Google Scholar 

Park DJ, Lee HJ, Jung HC, Kim WH, Lee KU, Yang HK (2008) Clinical outcome of pylorus-preserving gastrectomy in gastric cancer in comparison with conventional distal gastrectomy with Billroth I anastomosis. World J Surg 32(6):1029–1036

Article  PubMed  Google Scholar 

Tsujiura M, Hiki N, Ohashi M, Nunobe S, Kumagai K, Ida S (2017) Excellent long-term prognosis and favorable postoperative nutritional status after laparoscopic pylorus-preserving gastrectomy. Ann Surg Oncol 24(8):2233–2240

Article  PubMed  Google Scholar 

Uyama I, Sugioka A, Fujita J, Komori Y, Matsui H, Soga R et al (1992) Completely laparoscopic extraperigastric lymph node dissection for gastric malignancies located in the middle or lower third of the stomach. Gastric Cancer 2(3):186–190

Article  Google Scholar 

Kanaya S, Gomi T, Momoi H, Tamaki N, Isobe H, Katayama T et al (2002) Delta-shaped anastomosis in totally laparoscopic Billroth I gastrectomy: new technique of intraabdominal gastroduodenostomy. J Am Coll Surg 195(2):284–287

Article  PubMed  Google Scholar 

Kim JJ, Song KY, Chin HM, Kim W, Jeon HM, Park CH et al (2008) Totally laparoscopic gastrectomy with various types of intracorporeal anastomosis using laparoscopic linear staplers: preliminary experience. Surg Endosc 22(2):436–442

Article  PubMed  Google Scholar 

Kumagai K, Hiki N, Nunobe S, Sekikawa S, Chiba T, Kiyokawa T et al (2015) Totally laparoscopic pylorus-preserving gastrectomy for early gastric cancer in the middle stomach: technical report and surgical outcomes. Gastric Cancer 18(1):183–187

Article  PubMed  Google Scholar 

Ohashi M, Hiki N, Ida S, Kumagai K, Nunobe S, Sano T (2018) A novel method of intracorporeal end-to-end gastrogastrostomy in laparoscopic pylorus-preserving gastrectomy for early gastric cancer, including a unique anastomotic technique: piercing the stomach with a linear stapler. Surg Endosc 32(10):4337–4343

Article  PubMed  Google Scholar 

Park DJ, Kim YW, Yang HK, Ryu KW, Han SU, Kim HH et al (2021) Short-term outcomes of a multicentre randomized clinical trial comparing laparoscopic pylorus-preserving gastrectomy with laparoscopic distal gastrectomy for gastric cancer (the KLASS-04 trial). Br J Surg 108(9):1043–1049

Article  CAS  PubMed  Google Scholar 

Hiki N, Kaminishi M (2005) Pylorus-preserving gastrectomy in gastric cancer surgery–open and laparoscopic approaches. Langenbecks Arch Surg 390(5):442–447

Article  PubMed  Google Scholar 

Kawakatsu S, Ohashi M, Hiki N, Nunobe S, Nagino N, Sano T (2017) Use of endoscopy to determine the resection margin during laparoscopic gastrectomy for cancer. Br J Surg 104(13):1829–1836

Article  CAS  PubMed  Google Scholar 

Clavien PA, Barkun J, de Oliveira ML, Vauthey JN, Dindo D, Schulick RD et al (2009) The Clavien-Dindo classification of surgical complications: five-year experience. Ann Surg 250(2):187–196

Article  PubMed  Google Scholar 

Alzahrani K, Park JH, Lee HJ, Lee HJ, Park SH, Choi JH et al (2022) Short-term outcomes of pylorus-preserving gastrectomy for early gastric cancer: comparison between extracorporeal and intracorporeal gastrogastrostomy. J Gastric Cancer 22(2):135–144

Article  PubMed  PubMed Central  Google Scholar 

Eom BW, Park B, Yoon HM, Ryu KW, Kim YW (2019) Laparoscopy-assisted pylorus-preserving gastrectomy for early gastric cancer: a retrospective study of long-term functional outcomes and quality of life. World J Gastroenterol 25(36):5494–5504

Article  PubMed  PubMed Central  Google Scholar 

Suh YS, Han DS, Kong SH, Kwon S, Shin CII, Kim WH et al (2014) Laparoscopy-assisted pylorus-preserving gastrectomy is better than laparoscopy-assisted distal gastrectomy for middle-third early gastric cancer. Ann Surg 259(3):485–493

Article  PubMed  Google Scholar 

Nishizawa N, Hosoda K, Moriya H, Mieno H, Ema A, Ushiku H et al (2018) Patients’ preoperative background causes gastric stasis after laparoscopy-assisted pylorus-preserving gastrectomy. Asian J Endosc Surg 11(4):337–345

Article  PubMed  Google Scholar 

Kaji S, Makuuchi R, Irino T, Tanizawa Y, Bando E, Kawamura T et al (2020) Preventive effect on delayed gastric emptying of preserving the infra-pyloric vein in laparoscopic pylorus-preserving gastrectomy for early gastric cancer. Surg Endosc 34(9):3853–3860

Article  PubMed  Google Scholar 

Takahashi R, Ohashi M, Hiki N, Makuuchi R, Ida S, Kumagai K et al (2020) Risk factors and prognosis of gastric stasis, a crucial problem after laparoscopic pylorus-preserving gastrectomy for early middle-third gastric cancer. Gastric Cancer 23(4):707–715

Article  CAS  PubMed  Google Scholar