Kidney failure refers to such a situation when your kidneys stop working well enough for you to live without dialysis or kidney transplant. It is the final step of kidney disease, if left untreated, patients are more likely to wait for death. Since it is so dangerous, no matter what the patients are, all of them try their best to prevent kidney failure, especially FSGS patients that is a huge part of kidney failure. Actually, in addition to dialysis, there are steps that can help prevent kidney failure for FSGS patients or at least delay its occurrence from happening.