Search Results - "Yasuyuki Yokoyama"

Combined use of preoperative lymphocyte counts and the post/preoperative lymphocyte count ratio as a prognostic marker of recurrence after curative resection of stage II colon cancer by Shinji, Seiichi, Ueda, Yoshibumi, Yamada, Takeshi, Koizumi, Michihiro, Yokoyama, Yasuyuki, Takahashi, Goro, Hotta, Masahiro, Iwai, Takuma, Hara, Keisuke, Takeda, Kohki, Okusa, Mikihiro, Kan, Hayato, Uchida, Eiji

“…Diagnostic markers for recurrence of colorectal cancer have not been established. The aim of the present study was to identify new diagnostic markers for…”
Get full text

Analysis of colorectal cancer‐related mutations by liquid biopsy: Utility of circulating cell‐free DNA and circulating tumor cells by Takeda, Kohki, Yamada, Takeshi, Takahashi, Goro, Iwai, Takuma, Ueda, Koji, Kuriyama, Sho, Koizumi, Michihiro, Matsuda, Akihisa, Shinji, Seiichi, Ohta, Ryo, Yokoyama, Yasuyuki, Hotta, Masahiro, Hara, Keisuke, Yoshida, Hiroshi

“…We recruited 56 colorectal cancer patients and compared the mutational spectrum of tumor tissue DNA, circulating cell‐free DNA (ccfDNA) and circulating tumor…”
Get full text

Emerging RAS, BRAF, and EGFR mutations in cell-free DNA of metastatic colorectal patients are associated with both primary and secondary resistance to first-line anti-EGFR therapy by Yamada, Takeshi, Matsuda, Akihisa, Takahashi, Goro, Iwai, Takuma, Takeda, Kohki, Ueda, Kohji, Kuriyama, Sho, Koizumi, Michihiro, Shinji, Seiichi, Yokoyama, Yasuyuki, Ohta, Ryo, Yoshida, Hiroshi

“…Oncogenic RAS mutations are negative biomarkers of response to epidermal growth factor receptor (EGFR) blockade. RAS mutations are usually detected in biopsies…”
Get full text

Utility of KRAS mutation detection using circulating cell‐free DNA from patients with colorectal cancer by Yamada, Takeshi, Iwai, Takuma, Takahashi, Goro, Kan, Hayato, Koizumi, Michihiro, Matsuda, Akihisa, Shinji, Seiichi, Yamagishi, Aya, Yokoyama, Yasuyuki, Tatsuguchi, Atsushi, Kawagoe, Tatsuro, Kitano, Shiro, Nakayama, Masato, Matsumoto, Satoshi, Uchida, Eiji

“…In this study, we evaluated the clinical utility of detecting KRAS mutations in circulating cell‐free (ccf)DNA of metastatic colorectal cancer patients. We…”
Get full text

Farnesoid X receptor induces cell death and sensitizes to TRAIL-induced inhibition of growth in colorectal cancer cells through the up-regulation of death receptor 5 by Hotta, Masahiro, Sakatani, Takashi, Ishino, Kousuke, Wada, Ryuichi, Kudo, Mitsuhiro, Yokoyama, Yasuyuki, Yamada, Takeshi, Yoshida, Hiroshi, Naito, Zenya

“…Farnesoid X receptor (FXR) exhibits critical anti-cancer functions in several types of cancer, including colorectal cancer, in vitro and in vivo. However, the…”
Get full text

Long‐term outcomes between self‐expandable metallic stent and transanal decompression tube for malignant large bowel obstruction: A multicenter retrospective study and meta‐analysis by Matsuda, Akihisa, Yamada, Takeshi, Yokoyama, Yasuyuki, Takahashi, Goro, Yoshida, Hiroshi

“…Aim To compare the oncological outcomes between self‐expandable metallic stent (SEMS) as a bridge to surgery and transanal decompression tube (TDT) placement…”
Get full text

Laparoscopic Repair Using Self-Fixating Mesh in an Adult Patient with a Sciatic Hernia and Irreducible Small Bowel: A Case Report and Literature Review by Chihara, Naoto, Taniai, Nobuhiko, Nakata, Ryosuke, Yokoyama, Yasuyuki, Mishima, Keisuke, Yamagiwa, Ryo, Matsutani, Takeshi, Kurihara, Yuji, Nomura, Tsutomu, Yoshida, Hiroshi

“…Sciatic hernia is a rare type of pelvic floor hernia. The herniated tissue can include the ureter, small and large bowel, and ovary, among other tissues. Only…”
Get full text

Establishment and characterization of a novel neuroendocrine carcinoma cell line derived from a human ascending colon tumor by Shinji, Seiichi, Sasaki, Norihiko, Yamada, Takeshi, Koizumi, Michihiro, Ohta, Ryo, Matsuda, Akihisa, Yokoyama, Yasuyuki, Takahashi, Goro, Hotta, Masahiro, Hara, Keisuke, Takeda, Kohki, Ueda, Koji, Kuriyama, Sho, Ishiwata, Toshiyuki, Ueda, Yoshibumi, Murakami, Takashi, Kanazawa, Yoshikazu, Yoshida, Hiroshi

“…The incidence of rare neuroendocrine tumors (NET) is rapidly increasing. Neuroendocrine carcinoma (NEC) is a NET with poorly differentiated histological…”
Get full text

Primary osteosarcoma of the small intestine by Yokoyama, Yasuyuki, Nakazawa, Tatsu, Kanazawa, Nobuo, Yoshida, Takashi, Mitsui, Hideo, Kuroiwa, Kojiro, Honma, Naoko, Arai, Tomio

Get full text

Circulating cell-free long DNA fragments predict post-hepatectomy recurrence of colorectal liver metastases by Iwai, Takuma, Yamada, Takeshi, Takahashi, Goro, Takeda, Kohki, Koizumi, Michihiro, Shinji, Seiichi, Matsuda, Akihisa, Yokoyama, Yasuyuki, Hara, Keisuke, Ueda, Kohji, Ohta, Ryo, Taniai, Nobuhiko, Yoshida, Hiroshi

“…Most patients with colorectal liver metastases, who undergo hepatectomy, experience recurrence. Although the prognosis is poorer for patients with early…”
Get full text

Oxaliplatin‐induced increase in splenic volume; irreversible change after adjuvant FOLFOX by Iwai, Takuma, Yamada, Takeshi, Koizumi, Michihiro, Shinji, Seiichi, Yokoyama, Yasuyuki, Takahashi, Goro, Takeda, Kohki, Hara, Keisuke, Ohta, Keiichiro, Uchida, Eiji

“…Background and Objectives Oxaliplatin can cause hepatic sinusoidal obstruction syndrome (SOS). SOS can cause chemotherapy‐related adverse effects or morbidity…”
Get full text

Male sex and history of ischemic heart disease are major risk factors for anastomotic leakage after laparoscopic anterior resection in patients with rectal cancer by Shinji, Seiichi, Ueda, Yoshibumi, Yamada, Takeshi, Koizumi, Michihiro, Yokoyama, Yasuyuki, Takahashi, Goro, Hotta, Masahiro, Iwai, Takuma, Hara, Keisuke, Takeda, Kohki, Okusa, Mikihiro, Kan, Hayato, Uchida, Eiji, Yoshida, Hiroshi

“…Anastomotic leakage (AL) is the most serious and common complication of surgery for rectal cancer, and associated risk factors remain unknown despite…”
Get full text

Do postoperative infectious complications really affect long‐term survival in colorectal cancer surgery? A multicenter retrospective cohort study by Matsuda, Akihisa, Maruyama, Hiroshi, Akagi, Shinji, Inoue, Toru, Uemura, Kenichiro, Kobayashi, Minako, Shiomi, Hisanori, Watanabe, Manabu, Arai, Hiroki, Kojima, Yutaka, Mizuuchi, Yusuke, Yokomizo, Hajime, Toiyama, Yuji, Miyake, Toru, Yokoyama, Yasuyuki, Ishimaru, Kei, Takeda, Shigeru, Yaguchi, Yoshihisa, Kitagawa, Yuko

“…Aim To investigate the impact of postoperative infection (PI), surgical site infection, and remote infection (RI), on long‐term outcomes in patients with…”
Get full text

A Trial Protocol to Investigate the Incidence of Postoperative Bowel Obstruction after Laparoscopic Colorectal Cancer Surgery Using an Absorbable Adhesion Barrier Material (INTERCEED®) (Balsam CEED Study): A Prospective, Multicenter, Observational Study by Sonoda, Hiromichi, Yamada, Takeshi, Hirata, Keiji, Matsuhashi, Nobuhisa, Ichikawa, Daisuke, Yukawa, Norio, Eto, Ken, Koda, Keiji, Hasegawa, Suguru, Matsuda, Akihisa, Ito, Shingo, Yokoyama, Yasuyuki, Yoshida, Hiroshi, Ishihara, Soichiro

“…Background: Some studies have reported that adhesion prevention barriers (APBs) reduce adhesion after abdominal surgery; however, evidence showing that APBs…”
Get full text

Does the diameter of colonic stent influence the outcomes in bridge-to-surgery patients with malignant large bowel obstruction? by Matsuda, Akihisa, Yamada, Takeshi, Takahashi, Goro, Toyoda, Tetsutaka, Matsumoto, Satoshi, Shinji, Seiichi, Ohta, Ryo, Sonoda, Hiromichi, Yokoyama, Yasuyuki, Sekiguchi, Kumiko, Yoshida, Hiroshi

“…Purpose This study investigated the short- and long-term outcomes of 18- and 22-mm-diameter self-expandable metallic stent (SEMS) as a bridge to surgery (BTS)…”
Get full text

A case of ulcerative colitis with squamous cell carcinomas and multiple foci of squamous dysplasia by Yokoyama, Yasuyuki, Wada, Ryuichi, Yamada, Takeshi, Uchida, Eiji, Naito, Zenya

“…Squamous cell carcinoma (SqCC) in ulcerative colitis (UC) is rare. A 38 year‐old Japanese woman, who suffered from left‐sided UC for 18 years, underwent total…”
Get full text

Assessment of the incidence of chronic pain and discomfort after primary inguinal hernia repair by Takata, Hideyuki, Matsutani, Takeshi, Hagiwara, Nobutoshi, Ueda, Junji, Arai, Hiroki, Yokoyama, Yasuyuki, Nomura, Tsutomu, Uchida, Eiji

“…Abstract Background Chronic pain and discomfort is a notable complication after inguinal hernia repair. This study assesses the incidence and degree of chronic…”
Get full text

Feasibility of Neoadjuvant FOLFOX Therapy Without Radiotherapy for Baseline Resectable Rectal Cancer by Koizumi, Michihiro, Yamada, Takeshi, Shinji, Seiichi, Yokoyama, Yasuyuki, Takahashi, Goro, Iwai, Takuma, Takeda, Kohki, Hara, Keisuke, Ohta, Keiichiro, Uchida, Eiji, Yoshida, Hiroshi

“…The combination of oxaliplatin, leucovorin and fluorouracil (FOLFOX) has been established as postoperative adjuvant chemotherapy for stage III colon cancer…”
Get full text

Clinical impact of laparoscopic surgery and adhesion prevention material for prevention of small bowel obstruction by Yamada, Takeshi, Hirata, Keiji, Ichikawa, Daisuke, Ikeda, Masataka, Fujita, Fumihiko, Eto, Ken, Yukawa, Norio, Kojima, Yutaka, Matsuda, Akihisa, Shimoyama, Rai, Ochiai, Hideto, Kumamoto, Kensuke, Takayama, Yuichi, Komono, Akira, Sonoda, Hiromichi, Ohta, Ryo, Yokoyama, Yasuyuki, Yoshida, Hiroshi, Kaibori, Masaki, Takemasa, Ichiro

“…Aim Adhesive small bowel obstructions (SBO) are one of the most common complications following abdominal surgery, and they decrease patient quality of life…”
Get full text

Development of transomental hernia shortly after laparoscopic colonic surgery: a case report by Haruna, Takahiro, Matsuda, Akihisa, Koizumi, Michihiro, Yamada, Takeshi, Shinji, Seiichi, Yokoyama, Yasuyuki, Takahashi, Goro, Hotta, Masahiro, Iwai, Takuma, Hara, Keisuke, Takeda, Kohki, Yoshida, Hiroshi

“…Background A transomental hernia is defined as bowel invagination into an abnormal hiatus of the omentum. It is a rare type of internal hernia that is…”
Get full text