Soledad Gallego Melcón

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Langerhans cell histiocytosis is a rare pathology. It may be a single system disease at a single site or at multiple sites, or a multisystem disease; it may evolve from one of these forms into another. Oral manifestations may be the first signs of the disease. Little is known as yet about its etiology. We review the nosological entity and present the case(More)
From january 1982 to january 1986 we treated 23 pediatric patients who had non Hodgkin's lymphoma, with a new therapeutic protocol. This protocol is based on the LSA2 L2, modified during the induction phase with high-dose methotrexate and increasing of intrathecal therapy. Nineteen patients (83%) were in stages III and IV and the 47.4% were in stage IV. The(More)
(RMS) is among the most common extracranial solid tumors occurring in children 1. It is the commonest form of soft tissue sarcoma in children and young adults and accounts for approximately 4%-5% of all childhood malignancy with an annual incidence of 5.3 per million children under the age of 15 2. The peak incidence is seen early in childhood with a median(More)
A review of the findings in seven cases of stage IV-S neuroblastoma, that have been observed between 1966 and 1984. Patients under one year stage IV-S neuroblastoma have a favorable prognosis; survival rate was 71%. Primary tumor in some may be relatively small. Chemotherapy and radiation therapy may not be necessary in the management of certain children.