Abstract:
:Late-onset hemorrhagic cystitis (LOHC) is a common complication following allogeneic hematopoietic stem cell transplantation (HSCT), but its cause remains obscure. More attention to risk factors for LOHC is needed. We retrospectively analyzed patients with advanced leukemia who had been treated with ATG-containing conditioning regimens to evaluate the influence of different doses of ATG on LOHC after haploidentical HSCT. Seventy-five patients undergoing haploidentical HSCT from January 2003 to February 2011 were evaluated. A total of 39 patients receiving transplantation before June 2008 were treated with high-dose ATG (10 mg/kg), whereas 36 patients received low-dose ATG (6 mg/kg) thereafter. LOHC occurred in 16.7% of the patients with low-dose ATG, and in 38.5% of the patients with high-dose ATG (P = 0.027). Univariate analysis showed high-dose ATG, male gender and cytomegalovirus reactivation to be significant risk factors for LOHC. However, only high-dose ATG (HR 2.96, 95% CI 1.143-7.663, P = 0.025) and male gender (HR 4.033, 95% CI 1.355-12.008, P = 0.012) were independent risk factors, as shown by multivariate analysis. In the setting of haploidentical HSCT, we concluded that LOHC is more prevalent in recipients of high-dose ATG and male patients. Future studies should focus on immune reconstitution and virus infection after haploidentical HSCT with 6 mg/kg or 10 mg/kg ATG.
journal_name
Int J Hematoljournal_title
International journal of hematologyauthors
Fu H,Xu L,Liu D,Zhang X,Liu K,Chen H,Wang Y,Han W,Han T,Huang Xdoi
10.1007/s12185-013-1350-8subject
Has Abstractpub_date
2013-07-01 00:00:00pages
89-95issue
1eissn
0925-5710issn
1865-3774journal_volume
98pub_type
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