This article was originally published in the Spring 2020 Issue of Critical Connections.

This Exploring Ethics case study is about a 19-month-old male infant with hypereosinophilia due to hemophagocytic lymphohistiocytosis after unrelated-donor allogenic stem cell transplant. Before the transplant, Marcus’s course was complicated by diffuse cerebral ischemic infarcts, bronchiolitis, necrotizing pneumonia, Clostridium difficile colitis, Epstein-Barr viremia, and disseminated Candida infection.

Critical Connections, the critical care industry's only newsmagazine, provides information on cutting-edge topics in critical care useful to the entire multiprofessional team.Jessica Turnbull 
Alexander A. Kon