National Comprehensive Cancer Network International Prognostic Index (NCCN-IPI)Loading...Age, years≤ 40041-60+161-75+2> 75+3LDH ratio≤ 10> 1-3+1> 3+2ECOG Performance Status ≥ 2No0Yes+1Ann Arbor stages III or IVNo0Yes+1> 1 extranodal disease site (disease in BM, CNS, liver/GIT or lungs)No0Yes+1适用指征洞见与注意事项