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Rev. chil. pediatr ; 80(4): 354-360, ago. 2009. ilus
Article in Spanish | LILACS | ID: lil-556703

ABSTRACT

Introduction: Peliosis hepatis (PH) is an uncommon condition in pediatrics; however, it is one of the most serious complications associated with the long-term use of use of steroids. It is characterized by multiple blood-filled cavities, mostly involving the liver. Myelodysplastic Syndrome (MDS) is also a complex and infrequent hematological condition; it may transform into acute leukemia and its treatment requires medications that may lead to PH. Case Report: 13 year-old girl with MDS, refractory cytopenia type. A family donor for SCL was not available, therefore immunosuppressive treatment, steroids and transfusions were initiated. Due to metrorrhage, estrogen was used at high doses. She developed acute abdominal pain; abdominal ultrasound and CL scan showed PH and peritoneal bleeding. Oral contraceptives were decreased resulting in reduction of PH, but a new episode of uterine bleeding causing hypovolemic shock forced a hysterectomy in order to suspend estrogen treatment. Due to lack of response to treatment to SMD, she continued been treated with transfusions as needed, and died 32 months post diagnosis. Discussion: PH is an uncommon and life-threatening condition in children receiving prolonged treatment with steroids. Current modalities of SCL in patients with MDS will replace the need for steroids, thus avoiding this severe complication.


Introducción: La Peliosis Hepática (PH) es una condición muy infrecuente en pediatría, caracterizada por la presencia de múltiples cavidades sanguíneas en el parénquima hepático, asociada al uso prolongado de estrógenos o corticoides, El Síndrome Mielodisplásico (SMD) es una alteración hematológica compleja que puede evolucionar a leucemia y que puede requerir para su tratamiento medicamentos relacionados al desarrollo de PH. Caso Clínico: Niña 13 años, con SMD tipo citopenia refractaria, con dependencia transfusional, sin posibilidad de realizar Trasplante de progenitores hematopoyéticos (TPH) por falta de donante familiar compatible. Recibió transfusiones, inmunosupresores y corticoides por tiempo prolongado. Presentó metrorragias severas requiriendo estrógenos en altas dosis. Evolucionó con hemoperitoneo, diagnosticándose PH por ecografía y scanner abdominal. Al reducir dosis de estrógenos disminuyeron lesiones hepáticas, pero nuevo episodio de metrorragia con shock hipovolémico, obligó a realizar histerectomía para suspender estrógenos. Sin respuesta a tratamiento del SMD, se mantuvo con transfusiones según requerimiento y falleció a los 32 meses del diagnóstico. Discusión: La PH es una complicación grave, que podría evitarse con el desarrollo de nuevas técnicas de TPH que permiten contar con donantes no relacionados para el tratamiento de síndromes de falla medular como el SMD.


Subject(s)
Humans , Adolescent , Female , Steroids/adverse effects , Peliosis Hepatis/chemically induced , Myelodysplastic Syndromes/drug therapy , Contraceptives, Oral/adverse effects , Adrenal Cortex Hormones/adverse effects , Steroids/therapeutic use , Fatal Outcome , Peliosis Hepatis/etiology , Myelodysplastic Syndromes/complications , Time Factors
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