PARP15, polymerase family member 15, was originally confirmed as a risk‐related gene in diffuse large B cell lymphomas, and might be potential predictors of hematological toxicity associated with RT for acute myeloid leukemia, cervical cancer, nasopharynx cancer, and tongue cancer.36, 37, 38, 39, 40. The gene discussed is PARP15; the disease is malignant tumor of nasopharynx.