Repair of Giant Parastomal Hernia with Loss of Domain by Total Colectomy: A Case Report.

Introduction: Parastomal hernias with loss of domain are those in which it is difficult to return the hernia contents to the abdominal cavity and close the hernia orifice using standard mesh repair methods. We encountered a case in which abdominal wall closure was achieved safely by reducing the hernia content through bowel resection.

Case Presentation: The patient, a 50-year-old man, had a history of ulcerative colitis with a complex anal fistula, resulting in construction of a stoma with double orifices using the sigmoid colon.

Simultaneous malignant peripheral nerve sheath tumour and malignant melanoma of the anorectal region.

A 69-year-old male presented to our clinic with bloody faecal matter. Examination revealed a 60-mm type 1 tumour on the posterior rectal wall and a 15-mm type Is tumour on the anterior rectal wall. R0 resection was performed via laparoscopic perineal rectal resection (extraperitoneal colectomy).

Clinical significance of preoperative Glasgow prognostic score in patients with colorectal cancer and synchronous peritoneal metastases.

Background: Chemotherapy is the typical choice for treating colorectal cancer with synchronous peritoneal metastases. Nonetheless, surgical resection may be chosen if the metastases are resectable. Unfortunately, there is no reliable preoperative or intraoperative prognostic indicator.

Association between the preoperative Midkine (+)/CEA (+) level and poor prognosis in colorectal cancer patients.

Purpose: To evaluate the clinicopathological and prognostic significance of preoperative serum Midkine levels in patients with colorectal cancer.

Methods: Preoperative Midkine levels were analyzed using an enzyme-linked immunosorbent assay in 78 patients with colorectal cancer, at stages 0 (n = 2), I (n = 19), II (n = 25), III (n = 24), and IV (n = 8). Using a cut-off value of 421 pg/mL, the patients were divided into a Midkine(+) group and a Midkine(-) group.

Factors Affecting the Prognosis after Primary Tumor Resection for Patients with Metastatic Colorectal Cancer with Synchronous Peritoneal Metastasis: A Multi-center, Prospective, Observational Study.

Objectives: To clarify the risk factors affecting prognosis after primary tumor resection (PTR) in patients with metastatic colorectal cancer with synchronous peritoneal metastasis (mCRC-SPM).

Methods: Patients were enrolled prospectively in the JSCCR project "Grading of Peritoneal Seeding in Colorectal Cancer." Factors that may influence overall survival-age, sex, location of the primary tumor, lymph node metastasis, presence of liver metastasis, degree of peritoneal metastasis, peritoneal cancer index (PCI), cancer cure, and postoperative chemotherapy-in the PTR group were examined using multivariate analysis.

Association of Circulating Basophil Count with Gastric Cancer Prognosis.

Purpose: Basophils play a crucial role in immunoglobulin E-mediated allergic reactions and parasitic infections. Recently, a low basophil count was reported to be a poor prognostic indicator in patients with malignant tumors. This study aimed to investigate the cut-off value to evaluate the clinicopathological and prognostic significance of the basophil count in patients with gastric cancer.

The Predictive Risk Factor of Postoperative Recurrence Following Altemeier's and Delorme's Procedures for Full-thickness Rectal Prolapse: An Analysis of 127 Japanese Patients in a Single Institution.

Objectives: We aimed to identify risk factors for postoperative recurrence (PR) after Altemeier's and Delorme's procedures for full-thickness rectal prolapse (FTRP).

Methods: We enrolled 127 patients who underwent Altemeier's and Delorme's procedures for FTRP between April 2008 and September 2021. We divided the 127 patients into recurrence and non-recurrence groups and conducted univariate and multivariate analyses.

A Rare Case of Ileocecal Lymph Node Recurrence After Surgery in Siewert's Classification Type I Esophagogastric Junction Adenocarcinoma.

BACKGROUND Although recurrence after surgery for esophagogastric junction (EGJ) adenocarcinoma frequently develops in the mediastinal and para-aortic lymph nodes (LN), distant LN recurrence in the mesocolon is rare. We report a rare case of ileocecal LN metastasis in the ascending mesocolon after radical surgery for an EGJ adenocarcinoma. CASE REPORT We performed subtotal esophagectomy with mediastinal and para-gastric LN dissection in a patient with an advanced EGJ adenocarcinoma.

Prognostic Impact of Perioperative CA125 Status in Gastric Cancer Based on New Cutoff Values.

Objectives The current carbohydrate antigen 125 (CA125) cutoff value demonstrated high specificity but low sensitivity. Therefore, we used new cutoff values to evaluate the clinical impact of perioperative CA125 in gastric cancer. Methods This study retrospectively analyzed 525 patients with gastric cancer (349 males and 176 females), of whom 445 patients underwent R0 resection and 80 patients underwent R1/R2 resection between 2011 and 2020.

Preoperative Low Creatine Kinase as a Poor Prognostic Factor in Patients with Colorectal Cancer.

Purpose: This study aimed to evaluate the clinicopathological and prognostic significance of preoperative serum creatine kinase (CK) levels in colorectal cancer.

Methods: This study analyzed 1169 patients with colorectal cancer at stages 0 (n = 35), I (n = 301), II (n = 456), III (n = 339), and IV (n = 38). The CK cut-off value was 52 U/L to predict recurrence based on receiver operative characteristics curve.

Prognostic and diagnostic effects of high serum midkine levels in patients with hepatocellular carcinoma.

Midkine (MK) is a soluble cytokine, and its serum levels strongly correspond to protein expression levels in tumors. The present study aimed to clarify the clinicopathological and prognostic significance of serum MK (s-MK) in patients with hepatocellular carcinoma (HCC). Serum samples were obtained before surgery from 123 patients with HCC who had undergone surgery between January 2012 and December 2020.

Laser speckle flowgraphy has comparable accuracy to indocyanine green fluorescence angiography in assessing bowel blood perfusion.

Purpose: To investigate the accuracy of laser speckle flowgraphy (LSFG), a noninvasive method for the quantitative evaluation of blood flow using mean blur rate (MBR) as a blood flow parameter in the assessment of bowel blood perfusion compared to indocyanine green fluorescence angiography (ICG-FA).

Methods: We enrolled 46 patients who underwent left-sided colorectal surgery. LSFG and ICG-FA were applied to assess blood bowel perfusion, with MBR and luminance as parameters, respectively.

[Successful Continuation of Treatment in Advanced Colorectal Cancer by Switching to a Prior Biologic Agent after Emergence of Bevacizumab Allergy to a Biosimilar Drug-A Case Report].

Biosimilar(BS)drugs have recently been introduced owing to concerns with healthcare economics. In this report, we present a case in which a patient discontinued bevacizumab treatment following an allergic reaction to a BS formulation of bevacizumab but was able to safely continue treatment by switching to an original bevacizumab formulation in the late-line setting. The patient was a 66-year-old man diagnosed with unresectable colorectal cancer with synchronous multiple liver metastases.

[Treatment Strategy for Familial Adenomatous Polyposis Presenting with Obstructive Colorectal Cancer and Concurrent Liver Metastasis].

A 27-year-old man was referred to our hospital for a detailed examination of abdominal distention, bloody stool, anorectal pain, and weight loss. A colonoscopy revealed a circumferential type 2 tumor at 9 cm from the anal verge which was diagnosed as an adenocarcinoma based on biopsy. Contrast-enhanced CT of the abdomen showed an elevated perineal lipid concentration in the rectum(Ra)which was suspicious for clinical T4a stage, and simultaneous S7/8 liver metastasis.

Safety of laparoscopic liver resection for high-risk patients.

Background/purpose: To investigate the safety of laparoscopic liver resections (LLRs) for high-risk patients (HRs) with preoperative comorbidities affecting the heart, lungs, kidneys, glucose tolerance, and central nervous system.

Methods: This retrospective study included 585 patients who had undergone total hepatectomies from 2006 to 2020. Among them, 239 patients underwent LLRs, and 349 underwent open liver resections (OLRs).

A proposed new Japanese classification of synchronous peritoneal metastases from colorectal cancer: A multi-institutional, prospective, observational study conducted by the Japanese Society for Cancer of the Colon and Rectum.

Aim: To establish a new Japanese classification of synchronous peritoneal metastases from colorectal cancer.

Methods: This multi-institutional, prospective, observational study enrolled patients who underwent surgery for colorectal cancer with synchronous peritoneal metastases. Overall survival rates were compared according to the various models using objective indicators.

Efficacy and safety of preoperative chemoradiotherapy with S-1 for advanced rectal cancer: a phase II study.

Background: Preoperative chemoradiotherapy (CRT) for patients with rectal cancer is not yet established in Japan. We aimed to evaluate the efficacy and safety of preoperative CRT with S-1, a fixed-dose combination of tegafur, gimeracil, and oteracil potassium.

Materials And Methods: We conducted a prospective, interventional, non-randomized single-center study.

Is High Score of Preoperative Lactate Dehydrogenase to Albumin Ratio Predicting Poor Survivals in Esophageal Carcinoma Patients?

Purpose: The lactate dehydrogenase-to-albumin ratio (LAR) has been reported as a potential prognostic biomarker in various cancers; however, only a few pieces of information have been reported on esophageal cancer. Therefore, this study aimed to evaluate the prognostic significance of preoperative LAR in patients with esophageal cancer.

Methods: This study included 236 patients (193 men and 43 women; mean age of 66 years [range, 41-83 years]) with esophageal cancer who underwent curative surgery between September 2008 and March 2020.

Estrogen receptor beta expression in colitis-associated carcinoma in comparison with sporadic colonic tumor: An immunohistochemical study.

Background And Aim: The rate of ulcerative colitis (UC)-related colorectal cancer (colitis-associated carcinoma) is increasing. Estrogen receptor (ER) beta expression has been studied separately in patients with sporadic colorectal cancer and those with colitis-associated carcinoma. However, no study has compared the expression in both of these cancer types.

Prognostic and diagnostic significance of preoperative Jumonji domain‑containing 6 antibodies in colorectal cancer.

Jumonji domain-containing 6 (JMJD6) protein has been reported to be upregulated in different cancer cells; however, to the best of our knowledge, no report has analyzed serum anti-JMJD6 antibodies (s-JMJD6-Abs) in patients with cancer. Therefore, the present study evaluated the clinical significance of s-JMJD6-Abs in patients with colorectal cancer. Preoperative serum samples were analyzed from 167 patients with colorectal cancer who underwent radical surgery between April 2007 and May 2012.

Transanal down-to-up dissection of the distal rectum as a viable approach to achieve total mesorectal excision in laparoscopic sphincter-preserving surgery for rectal cancer near the anus: a study of short- and long-term outcomes of 123 consecutive patients from a single Japanese institution.

Background: In rectal cancer (RC) surgery, the complexity of total mesorectal excision (TME) in laparoscopic sphincter-preserving surgery (lap-SPS) for RC near the anus has been a critical issue. Recently, technical assistance via the anus for complete TME has been receiving attention. This study aimed at clarifying the transanal down-to-up dissection viability for achieving TME in lap-SPS for RC near the anus.