새 병변의 존재만으로는 진행 상황을 정의하지 못하고 측정 합계에 포함된 새 병변의 측정이 포함됨에 따라 새 병변의 정의가 변경되었다.
New lesion's definition was altered as presence of new lesions alone does not define progression and measurement of new lesions included in sum of measurement was included.