"' Nephromegaly "'is the process whereby a kidney or both kidneys become enlarged.
2.
Another definition presented by Elliot et al . includes the presence of either three major features ( anterior abdominal wall defect, macroglossia, or prepostnatal overgrowth ) or two major plus three minor findings ( ear pits, nevus flammeus, neonatal hypoglycemia, nephromegaly, or hemihyperplasia ).