Dual-energy CT for evaluating the tumor regression grade of …
Mar 18, 2025 · Objectives: To evaluate the clinical value of dual-energy CT (DECT) parameters in estimating tumor regression grade (TRG) of gastric cancer after neoadjuvant chemotherapy …
Tumor regression grade in locally advanced rectal cancer after ...
Currently, the standard treatment of locally advanced rectal cancer, (LARC) is neoadjuvant chemoradiotherapy (NACRT) followed by total mesorectal excision (TME) surgery [1, 2]. The …
Interpretation of Tumor Response Grade following Preoperative …
The tumor response grade (TRG) of gastric cancer following neoadjuvant therapy is used to quantify therapeutic response. Multiple grading systems exist, with different cut-off values and …
Tumor regression grades: Potential outcome predictor of locally ...
TRG was quantitated in five grades: TRG 1 (complete regression) showed absence of residual cancer and fibrosis extending through the different layers of the esophageal wall; TRG 2 was …
Tumor Regression Grading After Preoperative Chemoradiotherapy …
Dec 1, 2017 · Results: With a median follow-up of 50 months, the addition of oxaliplatin to fluorouracil-based CRT led to statistically significantly improved three-year DFS (75.9%, 95% …
Is there any significant difference between tumor regression grade ...
May 20, 2012 · TRG was determined by measuring proportion of tumor mass replaced by fibrosis. Patients were then classified into the various TRG schemes which were compared by …
MR-TRG Score May Measure Regression Magnitude in Rectal …
Oct 9, 2023 · Investigators noted a relationship between MR-TRG scores and the presence of pCR (P <.01), as well as pathologic neoadjuvant response (NAR) score (P <.0001). The use of …
Tumor regression grade in gastric cancer: Predictors and impact …
Results: TRG 1a/b was recorded in 10 patients (17%), while 48 patients (83%) had a TRG 2/3 response. Larger tumor size (OR 0.24; 95%CI 0.09, 0.64; P = 0.004) and clinical downstaging …
Tumor Regression Grading in Rectal Cancer: Is It Time to Move …
Apr 21, 2014 · Many preoperative chemoradiotherapy trials have explored the use of pathologic complete response rate (pCR) and/or tumor regression grading (TRG) as primary end points.
Tumor regression grading after neoadjuvant chemotherapy …
Jun 1, 2018 · TRG was determined by the ratio of viable tumor versus fibrosis, ranging from TRG 0 when no viable tumor, to TRG 5 when fibrosis was absent.