Use of Therapeutic Plasma Exchange during Extracorporeal Life Support in Critically Ill Cardiac Children with Thrombocytopenia-Associated Multi-Organ Failure

Autor: Mei Chong, Alejandro J. Lopez-Magallon, Lucas Saenz, Mahesh S. Sharma, Andrew D. Althouse, Victor O. Morell, Ricardo Munoz
Jazyk: angličtina
Rok vydání: 2017
Předmět:
Zdroj: Frontiers in Pediatrics, Vol 5 (2017)
Druh dokumentu: article
ISSN: 2296-2360
DOI: 10.3389/fped.2017.00254
Popis: BackgroundThrombocytopenia-associated multi-organ failure (TAMOF) in children is a well-described factor for increased hospital mortality. Low cardiac output syndrome (LCOS) and the effects of cardiopulmonary bypass may manifest with several adverse physiologic and immunologic effects, with varying degrees of thrombocytopenia and multi-organ dysfunction, sometimes very similar to TAMOF. LCOS is a common occurrence in children with critical heart disease, presenting in as much as 23.8% of infants postoperative of congenital heart surgery. Therapeutic plasma exchange (TPE) has been offered as a promising therapy for TAMOF; however, the therapeutic implications of this modality in children with critical heart disease and a clinical diagnosis of TAMOF are unknown.ObjectivesWe describe our institutional experience with TPE as an adjuvant rescue therapy for children with critical heart disease and a clinical diagnosis of TAMOF, while supported by extracorporeal membrane oxygenation (ECMO).MethodsSingle-center retrospective analysis of children with critical heart disease admitted to the CICU and supported by ECMO, undergoing TPE for a clinical diagnosis of TAMOF between January 2006 and June 2015.ResultsForty-one patients were included for analysis. Median age and weight of patients was 0.6 years (range 0.0–17.2) and 8.5 kg (range 1.5–80.0). TPE was initiated at a median of 1 day (0–13) after initiation of ECMO. Modified organ failure index (MOFI) and platelet count improved after TPE start (p
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