Background: Although oxaliplatin is widely established as a standard treatment in colorectal cancer (CRC), oxaliplatin-induced neuropathy has emerged as a prominent dose-limiting side effect associated with quality of life decrements. Ongoing monitoring and management of neuropathy is important for CRC patient quality of life and adherence to treatment. Therefore, a validated self-reported measure of neuropathy would aid in the management and assessment of oxaliplatin-induced neuropathy in clinical practice and research. We sought to evaluate the content validity of the 13-item Functional Assessment of Cancer Therapy/Gynecologic Oncology Group- Neurotoxicity subscale (FACT/GOG-Ntx) for CRC patients receiving oxaliplatin.
Aim: To understand the neuropathy experiences of CRC patients and assess content validity of the FACT/GOG-Ntx.
Methods: Semi-structured concept elicitation and cognitive debriefing interviews were conducted with 31 CRC patients experiencing peripheral neuropathy from current or previous oxaliplatin treatment. Interview data were analyzed using a constant comparative approach, and data were mapped to the FACT/GOG-Ntx to assess content validity.
Results: Mean age of the sample was 54 (range 34-82). The sample was primarily Caucasian (84%) and consisted of nearly equal numbers of men and women. Participants described 28 unique neuropathy symptoms; hand tingling (experienced by 87% of respondents); feet tingling (81%); hand numbness (68%); and feet numbness (84%) were most frequently mentioned. Neuropathy symptoms occurring on the feet were most often identified as most bothersome by participants. Eleven of the 13 FACT/GOG-Ntx items exhibited moderate to strong evidence of content validity. Two items related to trouble hearing and ringing in the ears had weak support; however, these items represent severe neuropathy and could be useful for a patient reported outcome measure.
Conclusion: The FACT/GOG-Ntx represents the key neuropathy experiences of CRC patients treated with oxaliplatin.
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http://dx.doi.org/10.4251/wjgo.v12.i2.205 | DOI Listing |
J Gastroenterol Hepatol
January 2025
Department of Gastroenterology and Hepatology, Hadassah Medical Center, Faculty of Medicine, Hebrew University of Jerusalem, Jerusalem, Israel.
Background: In this review, we aimed to compare the recommendations for Lynch syndrome (LS).
Methods: We compared the LS's guidelines of different medical societies, including recommendations for cancer surveillance, aspirin treatment, and universal screening.
Results: Most guidelines for LS patients recommend intervals of 1-2 years for performing colonoscopy, though there is disagreement regarding the age to begin CRC screening (dependent on status as a MLH1/MSH2 or MSH6/PMS2 carrier).
Cancer Sci
January 2025
Department of colorectal surgery, The First Affiliated Hospital of Ningbo University, Ningbo, China.
This study analyzed targeted sequencing data from 6530 tissue samples from patients with metastatic Chinese colorectal cancer (CRC) to identify low mutation frequency and subgroup-specific driver genes, using three algorithms for overall CRC as well as across different clinicopathological subgroups. We analyzed 425 cancer-related genes, identifying 101 potential driver genes, including 36 novel to CRC. Notably, some genes demonstrated subgroup specificity; for instance, ERBB4 was found as a male-specific driver gene and mutations of ERBB4 only influenced the prognosis of male patients with CRC.
View Article and Find Full Text PDFJ Clin Med
December 2024
General Surgery Department, Fondazione IRCCS Policlinico San Matteo, 27100 Pavia, Italy.
Colorectal cancer (CRC) is the third most diagnosed cancer worldwide and the second most common cause of cancer death. About 20% of patients diagnosed with rectal cancer present with emergency symptoms. Typical symptoms include acute bleeding, obstruction, and perforation.
View Article and Find Full Text PDFCancers (Basel)
December 2024
Department of Gastroenterological Surgery, Graduate School of Medicine, Osaka University, Suita 5650871, Japan.
Background: FOLFIRI (5-FU + leucovorin + irinotecan) plus ramucirumab is one of the standards in second-line metastatic colorectal cancer (CRC) patients progressing after treatment with oxaliplatin/fluoropyrimidine with bevacizumab, but there is no evidence on its efficacy without prior bevacizumab. Moreover, VEGF-D has not been confirmed as a predictive biomarker for ramucirumab's efficacy, either.
Methods: The RAINCLOUD study was a multicenter, single-arm, phase II trial conducted in Japan.
Cancers (Basel)
December 2024
Gastroenterology Department, Centro Hospitalar Universitário de São João, 4200-319 Porto, Portugal.
Colorectal cancer (CRC) is a leading cause of cancer mortality, with many patients presenting with malignant colorectal obstruction (MCO). Self-expandable metal stents (SEMSs) have emerged as a minimally invasive key intervention, both as a bridge to surgery (BTS) in curative setting sand for palliation in advanced disease. This review aims to provide an evidence-based analysis of SEMS indications, contraindications, and efficacy across curative and palliative contexts, with focus on long-term outcomes.
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