MD Anderson Tumor Regression Grade (2012)

**Semantic type:** Intellectual Product

**Definition:** A grading system developed by Chatterjee et al (2012) to assess a decrease in tumor size or extent in the body. (Chatterjee D, Katz MH, Rashid A, Wolff RA, Wang H, Lee JE, et al. Histologic grading of the extent of residual carcinoma following neoadjuvant chemoradiation in pancreatic ductal adenocarcinoma: a predictor for patient outcome. Cancer. (2012) 118:3182-90.)

**Synonyms:** - MD ANDERSON TUMOR REGRESSION GRADE 2012