نتایج جستجو برای: childhood tumors
تعداد نتایج: 329565 فیلتر نتایج به سال:
PURPOSE To define copy number alterations and gene expression signatures underlying pediatric high-grade glioma (HGG). PATIENTS AND METHODS We conducted a high-resolution analysis of genomic imbalances in 78 de novo pediatric HGGs, including seven diffuse intrinsic pontine gliomas, and 10 HGGs arising in children who received cranial irradiation for a previous cancer using single nucleotide p...
BACKGROUND Several maternal and birth characteristics have been reported to be associated with an increased risk of many childhood cancers. Our goal was to evaluate the risk of childhood embryonal solid tumors in relation to pre- and perinatal characteristics. METHODS A case-cohort study was performed using two population-based datasets, which were linked through R software. Tumors were class...
Dermoid cysts are common orbital developmental tumors in childhood. They account for 3 to 9% of primary tumors. considered be congenital, but not all them diagnosed at birth. benign choristomas that arise from sequestration ectoderm along the lines embryonic fusion mesodermal processes destined bone. In most cases, lesion is close zygomatic-frontal suture leading a superotemporal subcutaneous m...
OBJECTIVE In this paper, we analyzed the frequency of childhood cancer in the Center of Tunisia during 1993-2006. DESIGN The different types of cancer were grouped according to the International Classification for Cancer in Children. The general and specific frequencies by age and by sex were analyzed. RESULTS A total of 727 new cases of childhood cancer were registered, with a male to-fema...
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