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Focal segmental glomerulosclerosis is a kidney condition where small sections of the filtering units develop scarring. This reduces the kidney's ability to manage fluid and waste. Symptoms appear gradually. Many individuals first notice swelling or changes in urine.
read more about focal segmental glomerulosclerosis ...Focal segmental glomerulosclerosis develops when kidney filters become inflamed or injured. This leads to scar formation in certain sections of the filter. Causes include infections, immune activity, inherited patterns, or unknown triggers. Progression differs widely across individuals.
Swelling in the legs or face, foamy urine, fatigue, and rising blood pressure appear gradually. Some individuals notice changes only through routine blood or urine tests. Symptoms shift with kidney function.
Diagnosis includes urine tests, kidney function studies, and imaging. A kidney biopsy confirms the pattern of scarring. Doctors track protein levels in urine. Symptoms and changes guide next steps. Early recognition supports long-term plans.
Swelling, tiredness, and blood pressure changes affect comfort. Tasks requiring movement or long standing become harder. Daily routines shift with kidney function. Diet changes may be required. Some individuals need ongoing monitoring.
Care focuses on lowering protein loss, reducing swelling, and supporting kidney strength. Medications target inflammation. Diet changes help manage symptoms. Regular monitoring guides treatment. Activity pacing improves comfort.
If something feels off or your symptoms stick around longer than expected, it's a good idea to get checked. Sudden changes, discomfort that doesn't improve, or anything that affects your daily routine deserve attention. A doctor can help figure out what's going on and guide you on the right next steps.
Is it reversible?
Scarring does not reverse.
Does it progress?
Progress varies.
Can children get it?
Yes, but it is more common in adults.
Focal segmental glomerulosclerosis: MedlinePlus Medical Encyclopedia. MedlinePlus. https://medlineplus.gov/ency/article/000478.htm. Date Accessed March 19, 2026.
Focal Segmental Glomerulosclerosis - StatPearls - NCBI - NIH. NCBI Bookshelf. https://www.ncbi.nlm.nih.gov/books/NBK532272/. Date Accessed March 19, 2026.
Focal Segmental Glomerulosclerosis (FSGS). National Kidney Foundation. https://www.kidney.org/kidney-topics/focal-segmental-glomerulosclerosis-fsgs. Date Accessed March 19, 2026.
Focal segmental glomerulosclerosis (FSGS). Mayo Clinic. https://www.mayoclinic.org/diseases-conditions/fsgs/symptoms-causes/syc-20354693. Date Accessed March 19, 2026.
Focal Segmental Glomerulosclerosis (FSGS). Cleveland Clinic. https://my.clevelandclinic.org/health/diseases/21149-focal-segmental-glomerulosclerosis-fsgs. Date Accessed March 19, 2026.