MEOX2 and Nephroblastoma: These LOH-containing samples included a patient with hemihypertrophy being evaluated for Beckwidth-Wiedemann syndrome with a Stage II tumor that showed complete LOH at every informative SNP in the region (Patient W-733); a patient with a multifocal Wilms tumor also showing complete LOH at every informative SNP (W-8188); and a patient with anaplastic Wilms (W-8194), showing one instance of LOH at SNP rs6942413, near MEOX2.