Colorectal cancer (CRC) is the second leading cause of cancer death worldwide. Early detection and the modification of risk factors, such as diet, can reduce its incidence. Among food components, polyamines are important for maintaining gastrointestinal health and are metabolites of gut microbiota. Their disruption is linked to CRC, making polyamines a potential marker of the disease. This study analyzed the relationship between dietary components, including polyamines, and the presence of polyamines in feces to determine whether their presence could contribute to predicting the occurrence of colorectal lesions in patients. In total, 59 participants of both sexes (aged 50 to 70 years) who had undergone colonoscopy screening for CRC (18 without and 41 with colorectal lesions) participated in the study. A nutritional survey and determination of fecal polyamine content were performed. Specific dietary components and putrescine levels were higher in patients with colorectal lesions. The diet ratio of putrescine-spermidine and the fecal content of -acetyl putrescine and cadaverine were elevated in patients with precancerous lesions and adenocarcinomas, showing a potential predictive value for the presence of colorectal lesions. These findings suggest that -acetyl putrescine and cadaverine could be complementary markers for the diagnosis of suspected colorectal lesions.
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http://dx.doi.org/10.3390/nu16172894 | DOI Listing |
Clin Endosc
November 2024
Department of Gastroenterology, Sheffield University Hospitals NHS Trust, Sheffield, United Kingdom.
Post-endoscopic mucosal resection (EMR) bleeding, or clinically significant post-EMR bleeding, is influenced by factors such as polyp size, right-sided colonic lesions, laterally spreading tumors, anticoagulant use, and comorbidities like cardiovascular or chronic renal disease. The optimal prophylactic therapy for post-EMR bleeding remains unknown, with no consensus on specific criteria for its application. Moreover, prophylactic measures, including clipping, suturing, and coagulation, have produced mixed results.
View Article and Find Full Text PDFJ Minim Access Surg
December 2024
Department of Surgery, Division of Colorectal Surgery, China Medical University Hsinchu Hospital, Zhubei City, Taiwan.
Introduction: Transvaginal natural orifice specimen extraction surgery (NOSES) is an innovative and feasible approach for left-sided colorectal resections in females. This study aimed to report our experience with transvaginal NOSES for left-sided laparoscopic colorectal resections.
Patients And Methods: We analysed data for all patients with transvaginal extraction performed for left-sided laparoscopic colorectal resections between 2011 and 2021 at a tertiary teaching hospital in Taiwan.
Adv Sci (Weinh)
December 2024
Department of Gastroenterological Surgery, Peking University People's Hospital, Beijing, 100044, China.
Liver metastasis is the primary factor contributing to unfavorable prognosis in colorectal cancer (CRC). Although N-glycosylation is implicated in metastasis, there is a notable paucity of comprehensive studies addressing the N-glycosylation proteomics associated with liver metastasis in CRC. In this study, N-glycosylated proteins and N-glycosylation sites of differential expression between primary lesions and paired liver metastatic lesions are identified.
View Article and Find Full Text PDFJ Inflamm Res
December 2024
Department of Colorectal Surgery, Sir Run Run Shaw Hospital, College of Medicine, Zhejiang University, Hangzhou, Zhejiang, 310016, People's Republic of China.
Herein, we described a case of small bowel Crohn's disease with recurrent, unexplained fevers, pain in the right lower back, hip, and groin area over 20 months. The patient did not present any gastrointestinal symptoms and colonoscopy showed no abnormalities. Imaging revealed a liver abscess and multiple lesions with pneumatosis in the muscles of the right lower back region.
View Article and Find Full Text PDFSAGE Open Med Case Rep
December 2024
Department of Medicine, University of Alberta, Edmonton, AB, Canada.
Cutaneous metastases from colorectal cancer are an uncommon but critical finding, typically signaling advanced disease with poor prognosis. This case report describes a 64-year-old woman with a limited past medical history who presented to our outpatient dermatology practice with rapidly spreading erythematous, indurated, and nearly verruciform plaques in the groin, vaginal, and perineal region. Biopsy confirmed metastatic adenocarcinoma of colonic origin, and diagnostic imaging, and colonoscopy revealed stage IV colorectal cancer involving extensive cutaneous, lymphatic, and visceral metastases.
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