What does "RECIST" mean in a report or doctor's letter? In our medical dictionary, you will find a patient-friendly explanation of the meaning of this medical term.
"RECIST" stands for "Response Evaluation Criteria in Solid Tumors". It's a set of rules that doctors use to measure how well a cancer treatment is working by looking at changes in the size of tumors on scans. If a report says "Progressive Disease (according to RECIST)", it means that the tumors have grown since the last scan.
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