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Body composition abnormalities in long-term survivors of pediatric hematopoietic stem cell transplantation.
Mostoufi-Moab, Sogol; Ginsberg, Jill P; Bunin, Nancy; Zemel, Babette S; Shults, Justine; Thayu, Meena; Leonard, Mary B.
Afiliação
  • Mostoufi-Moab S; Department of Pediatrics, The Children's Hospital of Philadelphia, Philadelphia, PA, USA. moab@email.chop.edu
J Pediatr ; 160(1): 122-8, 2012 Jan.
Article em En | MEDLINE | ID: mdl-21839468
OBJECTIVE: To quantify lean mass (LM) and fat mass (FM) in survivors of childhood allogeneic hematopoietic stem-cell transplantation (alloHSCT) compared with healthy reference participants and identify risk factors for body composition abnormalities. STUDY DESIGN: Whole body LM and FM were measured with dual energy x-ray absorptiometry in 54 survivors (ages 5-25 years) and 894 healthy reference participants in a cross-sectional study. Multivariate regression models were used to compare sex- and race-specific Z-scores for LM for height (LM-Ht) and FM for height (FM-Ht) in survivors and reference participants and to identify correlates of LM-Ht and FM-Ht Z-scores in alloHSCT. RESULTS: Height Z-scores were significantly lower in alloHSCT survivors (P < .001) compared with reference participants; body mass index Z-scores did not differ (P = .13). Survivors had significantly lower mean LM-Ht Z-scores (-0.72; 95% CI, -1.02--0.42; P < .001) and greater FM-Ht Z-scores (1.10; 95% CI, 0.84-1.39; P < .001) compared with reference participants. LM-Ht Z-score deficits in alloHSCT survivors were larger (-1.26; 95% CI, -1.53--0.99; P < .001) after adjustment for FM-Ht Z-scores. Endocrinopathies and alloHSCT characteristics were not associated with LM-Ht or FM-Ht Z-scores. CONCLUSION: Survivors of childhood alloHSCT have significant LM deficits and FM excess. Future studies should identify the mechanism and consequences of these abnormalities.
Assuntos

Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Assunto principal: Composição Corporal / Sobreviventes / Transplante de Células-Tronco Hematopoéticas Tipo de estudo: Etiology_studies / Observational_studies / Prognostic_studies / Risk_factors_studies Limite: Adolescent / Child / Female / Humans / Male Idioma: En Revista: J Pediatr Ano de publicação: 2012 Tipo de documento: Article País de afiliação: Estados Unidos País de publicação: Estados Unidos

Texto completo: 1 Coleções: 01-internacional Base de dados: MEDLINE Assunto principal: Composição Corporal / Sobreviventes / Transplante de Células-Tronco Hematopoéticas Tipo de estudo: Etiology_studies / Observational_studies / Prognostic_studies / Risk_factors_studies Limite: Adolescent / Child / Female / Humans / Male Idioma: En Revista: J Pediatr Ano de publicação: 2012 Tipo de documento: Article País de afiliação: Estados Unidos País de publicação: Estados Unidos