New response evaluation criteria in solid tumours: revised RECIST guideline (version 1.1)
The 2009 RECIST 1.1 guideline updates the original RECIST criteria to improve the consistency and accuracy of tumor response assessment in clinical trials. Key revisions include reducing the number of target lesions from 10 to a maximum of 5 (no more than 2 per organ), establishing a minimum lymph node
June 26, 2025
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