Loss of Heterozygosity Analysis at Different Chromosome Regions in Wilms Tumor Confirms 1p Allelic Loss as a Marker of Worse Prognosis: A Study from the Italian Association of Pediatric Hematology and Oncology

Chromosome 1p loss of heterozygosity seems to be a risk factor for nonanaplastic Wilms tumor, possibly regardless of other clinical factors. Our findings were uninformative regarding loss of heterozygosity in the other chromosomal regions tested.