Pembrolizumab and Radiotherapy for Patients With NK/T Cell Lymphoma

50 mg powder for concentrate for solution for infusion

"50-54 Gy Involved Field Radiation Therapy (IFRT) as proposed by the International Lymphoma Radiation Oncology Group (ILROG) guidelines. 50 Gy is recommended in patients without primary tumor invasiveness (invasion to adjacent tissue and/or organs), 54 Gy in locally advanced cases (invasion to adjacent tissue and/or organs) or with other risk factors (age \> 60 years, stage II, elevated serum LDH levels).~Intensity modulated radiation therapy (IMRT) and volumetric modulated arc therapy (VMAT) are recommended but not mandatory; 3-dimensional conformal RT (3D-CRT) is allowed."