<prompt> A 5 year old child presents with renal mass. Considering the most common cause in this age group, which of the following is not true?Triphasic histologyRisk of WAGRBilateral involvementIncreased urine VMA levels  <response>: Wilms tumor in children is MC primary renal tumor of childhood. Peak incidence between 2 and 5 year MC initial clinical presentation for WT is incidental discovery of an asymptomatic abdominal mass by parents while bathing or clothing or by a physician during a routine examination. Morphology: Triphasic combination: Blastemal Stromal Epithelial Congenital Malformation with increased Risk of Wilms tumor WAGR syndrome 33 risk Denys-Drash syndrome 90 risk, Maximum risk Q Beckwith-Widemann syndrome BWS WT1 gene: Chr 11p13Q Wilms tumor, Aniridia, Genital anomalies, and mental Retardation. Gonadal dysgenesis male pseudo hermaphroditism Early-onset nephropathy diffuse mesangial sclerosis Increased risk of gonadoblastomasQ Organomegaly: macroglossiaQ, HemihyperophyQ, omphalocele, and abnormal large cells in the adrenal coex adrenal cytomegaly Genomic imprintingQ is the causative mechanism. Increased urine VMA levels are seen in Pheochromocytoma 