Can FSGS be reversed?

The scarring caused by focal segmental glomerulosclerosis (FSGS) cannot be undone. However, FSGS can often be managed, and some people reach remission—meaning urine protein decreases substantially or returns to a typical range and kidney function is stable. Your FSGS type, kidney biopsy findings, level of protein in the urine, and response to treatment all shape your outlook. The liver & kidney hope foundation provides education and support, not medical care. Please talk with your nephrologist or healthcare provider about your individual diagnosis and treatment plan.

Frequently asked questions about FSGS remission and treatment

A new FSGS diagnosis can bring difficult questions about permanent scarring, dialysis, treatment options, and life after transplant. These answers explain what may be possible and how to prepare for a useful conversation with your kidney doctor.

Can FSGS be reversed?

Existing kidney scarring from FSGS cannot currently be reversed. But treatment may reduce protein in the urine, protect remaining kidney function, and help some people achieve partial or complete remission. Early follow-up and an individualized plan with a nephrologist are important.

Does the type of FSGS affect treatment and outlook?

Yes. Primary FSGS, which is thought to involve the immune system, may improve with steroids or other immune treatments. Secondary FSGS can improve when its underlying cause—such as obesity, a virus, or certain medications—is identified and treated. Genetic FSGS usually does not respond to immune treatments, but supportive kidney care can help slow damage.

What treatments may be used for primary FSGS?

A nephrologist may consider immune treatments such as corticosteroids, calcineurin inhibitors, or rituximab for appropriate cases of primary FSGS. These medicines have potential benefits and risks, so treatment decisions and monitoring should be handled by your healthcare team.

How can protein in the urine and kidney damage be reduced?

Kidney-protecting medicines, including ACE inhibitors, ARBs, and SGLT2 inhibitors, may help lower urine protein and slow kidney damage for some people. Your clinician will decide whether these medicines are suitable based on your kidney function, blood pressure, other health conditions, and current medications.

Will I need dialysis or a kidney transplant?

Not everyone with FSGS develops kidney failure. The goal of treatment is to preserve kidney function and delay or prevent progression when possible. If kidney failure occurs, dialysis and kidney transplant are treatment options. Your nephrologist can explain your current kidney function, monitoring plan, and next steps.

Can FSGS come back after a kidney transplant?

FSGS can recur after transplant, especially in some cases of primary FSGS, but the risk varies by the cause and individual history. Genetic and many secondary forms generally have a lower recurrence risk. A transplant team can review your specific risk and how recurrence would be monitored or treated.

What lifestyle steps can support kidney health with FSGS?

Follow the nutrition and medication guidance from your care team. Common supportive steps include eating less salt, maintaining a healthy weight, and managing blood pressure. Avoid NSAID pain relievers, such as ibuprofen, unless your clinician says they are safe for you, because they can stress the kidneys. Do not stop prescribed medicines without medical advice.

Are new FSGS treatments being studied?

Yes. Clinical trials are studying new FSGS treatments, including approaches aimed at specific genetic causes. Ask your nephrologist whether a clinical trial may be appropriate for your diagnosis. You can also find peer support through The liver & kidney hope foundation chapters and community, and through NephCure, an organization focused on FSGS and related conditions.

Take the next informed step

Download The liver & kidney hope foundation’s free FSGS Complete Guide, then bring it to your nephrologist. Start by asking which type of FSGS you have—primary, secondary, or genetic—because that answer helps shape treatment choices and outlook. You do not have to navigate FSGS alone.