Term: tumor burden Pronunciation: (TOO-mer BUR-den) May 24, 2024October 7, 2025 Description: Refers to the number of cancer cells, the size of a tumor, or the amount of cancer in the body. Also called tumor load. Related Posts:High Tumor Mutational Burden Predicts Response to KEYTRUDA®FDA Approves KEYTRUDA® for Tumor Mutational…Tumor Mutation Burden is a Predictive Biomarker for…Rituximab maintenance for 2 years in patients with…AACR Late-Breaking Research Predicting Response to…Rituximab Extended Schedule or Re-Treatment Trial…