<prompt> In nephrotic syndrome the essential feature is ?ProteinuriaHypoalbuminemiaHyperlipemiaEdema  <response>: Ans. is a i.e., Proteinuria o All the given options occur in nephrotic syndrome, but proteinuria is the most characteristic, which is the basic defect. o The underlying abnormality in nephrotic syndrome is an increase in permeability of the glomerular capillary wall, which leads to massive proteinuria and hypoalbuminemia. 