ALB and Hypoalbuminemia: Primary nephrotic syndrome (PNS) is a syndrome of glomerular diseases caused by a variety of etiologies, with increased levels of proteinuria (>3.5 g/24 h), hypoalbuminemia (serum albumin<30 g/L), and hyperlipidemia and varying degrees of edema being the main manifestations of the clinical syndrome [1, 2].