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Focal segmental glomerulosclerosis in African Americans
1Department of Medicine and Nephrology Research and Training Center, University of Alabama at Birmingham, 35294-0007, USA. jktucker@uab.edu
The American Journal of the Medical Sciences
|February 28, 2002
Summary
Focal segmental glomerulosclerosis (FSGS) is a leading cause of nephrotic syndrome in African Americans, often recurring after kidney transplants. Its exact cause remains unclear, and effective treatments are limited.
Area of Science:
- Nephrology
- Glomerular Diseases
Background:
- Focal segmental glomerulosclerosis (FSGS) is the primary glomerular cause of nephrotic syndrome in African Americans.
- Associated symptoms include edema, proteinuria, hypertension, hematuria, and renal insufficiency.
- The collapsing variant of FSGS, more prevalent in African Americans, has a poor renal survival prognosis.
Purpose of the Study:
- To summarize the current understanding of Focal segmental glomerulosclerosis (FSGS).
- To highlight the diagnostic challenges and epidemiological trends of FSGS.
- To discuss the potential pathogenesis and treatment limitations for FSGS.
Main Methods:
- Review of recent studies on FSGS incidence and diagnosis.
- Analysis of clinical presentation and prognosis of FSGS variants.
- Examination of current treatment strategies and their variable outcomes.
Main Results:
- FSGS incidence may be increasing, particularly in African American populations.
- A circulating factor causing increased glomerular permeability is hypothesized due to early post-transplant recurrence.
- No definitive randomized controlled trials for FSGS treatment exist.
Conclusions:
- The pathogenesis of FSGS requires further investigation.
- Treatment options for FSGS are limited and yield variable results.
- FSGS recurrence post-transplantation suggests a circulating pathogenic factor.