What Are the Dangers of Retaining Excessive Fluid in Body During Nephrotic Syndrome

Kidney is a blood filtration organ. When the blood passes through healthy kidneys, the glomeruli filter water products and excess fluid from the blood. But with Nephrotic Syndrome, the glomeruli become leaky and then a lot of protein leak into urine. The main symptom of Nephrotic Syndrome is fluid retention, which is mainly due to the low protein level in the blood. What are the dangers of retaining excessive fluid in body during Nephrotic Syndrome?