Isolated Extramedullary Relapse in Acute Lymphoblastic Leukemia: What Can We Do Before and After Transplant?BySantiago Riviello-Goya, MD,Aldo A. Acosta-Medina, MD,Sergio I. Inclan-Alarcon, MD,Sofia Garcia-Miranda, MD,Christianne Bourlon, MD, MHScFebruary 13th 2020The case of a 43-year-old male with a history of B-cell acute lymphoblastic leukemia.