Friday 12 August 2016

Refractory Acute Myeloid Leukemia during Allogeneic Transplantation


CLS is one of the life-threatening early complications which usually occur during hematopoietic stem cell infusion or hematopoietic reconstruction process in addition to graft-versus-host-disease (GVHD) and infection. It is characterized by unexplained episodic capillary hyperpermeability, which causes the shift of fluid and protein from the intravascular space to the interstitial space. However, since the nonspecific signs and symptoms of CLS and the overlapping manifestations of early complications after transplantation, CLS tends to be easily confused with other early complications for clinicians. In this case, we report an adult with refractory acute myeloid leukemia who developed fatal CLS during allo-HSCT with review of the literature.

Refractory Acute Myeloid Leukemia
Allo-HSCT is a curative procedure for a subset of patients with hematologic malignancies. However, allo-HSCT is still associated with high treatment-related mortality due to severe infections and noninfectious complications. Especially during hematopoietic stem cell infusion or hematopoietic reconstruction process, a constellation of symptoms and signs including fever, erythrodermatous skin rash, and noncardiogenic pulmonary can be potentially fatal.


CLS is a severe early complication of HSCT characterized by weight gain, generalized edema, hypotension, and hypoalbuminemia. We present an allo- HSCT AML patient affected by fatal CLS during conditioning therapy with a short survival in which the crises have disappeared temporarily after treatment but eventually died of CLS recurrence.

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