your grandson has nephrotic syndrome, a condition in which kidneys filter lot of protein albumin in urine. this may or may not be with kidney failure, which can be diagnosed by seeing his kidney function reports. if there is no kidney failure then he doesn t need dialysis. immunosupressive drugs used for initially are generally safe. toi know about the disease we need following reports : 1) 24 hrs urinary protein 2) blood urea nitrogen 3) serum creatinine 4) serum cholesterol 5) ultrasound kidneys after these he may need a few more tests and a kidney biopsy.. many diseases of kidney cause such a condition and some of them are curable. so your grandson should ne under treatment of a nephrologist and follow his advise.