WebMay 1, 2024 · Negative circumferential resection margins (CRM) are the cornerstone for the curative treatment of locally advanced rectal cancer (LARC). However, in up to 18.6% of patients, tumor-positive resection margins are detected on histopathology. In this proof-of-concept study, we investigated the feasibility of optical molecular imaging as a tool for … WebOct 22, 2024 · Patients with middle or low rectal cancer without distant metastases, with involved circumferential resection margin (based on pretreatment MRI) will be included. The target accrual is 270 patients in each treatment arm (including 10% potential data loss) based on potential benefit of 12% 3-yr disease-free survival (60% vs 72%), α=0,05, …
A uniform residual tumor (R) classification - Wittekind
WebDec 13, 2024 · circumferential resection margin (CRM) represented by the mesorectal fascia (MRF) in the non-peritonealised portion of the rectum. CRM positive if either tumor, involved lymph node, or EMVI (continuous or discontinuous) is within 1 mm of the mesorectal fascia. WebMar 12, 2024 · A positive circumferential margin of resection is defined as the presence of tumour at or <1 mm from the margin. Figure 9 demonstrates a pathological specimen with a positive CRM. st michael mechanicsburg oh
High Rate of Positive Circumferential Resection Margin in Co ...
WebApr 22, 2024 · Circumferential resection margin (CRM) positive Margin IS involved with tumor Described as "less than 0.1 millimeter (mm)" 0.1-99.9. Distance of tumor from … WebOct 21, 2024 · Circumferential resection margin ( CRM) is a term used to denote the standard plane of excision of total mesorectal excision, used for resection of rectal … WebWijnand J. Alberda is an academic researcher from Erasmus University Rotterdam. The author has contributed to research in topic(s): Chemoradiotherapy & Colorectal cancer. The author has an hindex of 9, co-authored 13 publication(s) receiving 197 citation(s). st michael mary john lichfield