Large B-cell lymphoma is an extremely destructive, invasive subtype of non-Hodgkin lymphoma. Often, patients with this malignancy have undergone several treatments that have not worked. New therapeutic approaches are necessary for relapsed/refractory disease. A breakthrough personalized treatment, CAR T-cell therapy may be an option for patients with relapsed/refractory large B-cell lymphoma. Patients undergo a process called leukapheresis, in which a patient's blood is collected and put through...