We report a 55-year-old men patient with a primitive central nervous system non-Hodgkin lymphoma B cell (LNH PNSLC). treated with chemotherapy rituximab. methotrexate. and ibrutinib (first treatment) who developed a refractory ventricular arrhythmic storm two hours after the ibrutinib intake. https://pipingrockers.shop/product-category/apple/