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Glomerular disease — Clinical Guidelines

Overview

Glomerular diseases encompass a spectrum of disorders affecting the glomeruli, leading to impaired kidney function and contributing significantly to chronic kidney disease and kidney failure globally 1. These diseases exhibit regional variations influenced by genetic and environmental factors 1 7.

Diagnosis

Biopsy: Essential for definitive diagnosis, providing histopathological patterns crucial for classification 1 17.

Histopathological Analysis: Includes light microscopy, immunofluorescence, and electron microscopy 1 17.

Molecular Diagnostics: Emerging role in identifying monogenic causes to guide targeted therapy 2.

Geospatial Analysis: Useful for identifying geographic clusters of glomerular diseases, suggesting environmental triggers 7.

Transcriptomics: Utilizing frozen and archival tissue for deeper molecular insights 12.

Management

First-Line Treatments: Vary by specific disease type but often include immunosuppressive agents (e.g., corticosteroids, calcineurin inhibitors) 8.

Vitamin D Supplementation: Considered in cases of persistent proteinuria despite potential limitations due to urinary losses 4.

Precision Medicine: Tailoring therapy based on molecular and proteomic profiles 11 12.

Podocyte Protection/Regeneration: Emerging strategies focusing on replenishing podocyte loss 15 20.

Environmental and Lifestyle Modifications: Recommended where environmental factors are implicated 7.

Special Populations

Pediatrics: Specific considerations for persistent proteinuria and growth impacts; vitamin D supplementation may be relevant 4.

Elderly: Tailored management considering comorbidities and potential drug interactions 8.

Comorbidities: Management strategies must account for concurrent conditions affecting renal function 8.

Key Recommendations

Utilize Renal Biopsy for Definitive Diagnosis: Essential for accurate classification and guiding treatment 1 17 (Evidence: Strong)

Consider Molecular Diagnostics for Early Identification of Monogenic Causes: Facilitates targeted therapy and avoids unnecessary interventions 2 (Evidence: Moderate)

Incorporate Precision Medicine Approaches: Leverage transcriptomics and proteomic data for individualized therapy 11 12 (Evidence: Moderate)

Monitor and Manage Vitamin D Levels in Patients with Persistent Proteinuria: Supplementation may be beneficial despite challenges 4 (Evidence: Weak)

Address Environmental Factors in Geographically Clustered Cases: Tailor management considering potential environmental triggers 7 (Evidence: Expert opinion)

References

1 Covic A, Brinza C, Burlacu A, Covic A, Gener I, Giusca SE et al.. Biopsy-proven glomerular diseases: a systematic review of global kidney biopsy registries. Journal of nephrology 2025. link 2 Lim C, Lim RS, Choo J, Leow EH, Chan GC, Zhang Y et al.. Clinical Implementation of Nephrologist-Led Genomic Testing for Glomerular Diseases in Singapore: Rationale and Protocol. American journal of nephrology 2025. link 3 Mühlig AK, Oh J, Huber TB. Precision nephrology: from molecular diagnostics to an individualized therapy. Kidney international 2023. link 4 Kogon AJ, Ballester LS, Zee J, Walker N, Zaritsky JJ, Atkinson MA et al.. Vitamin D supplementation in children and young adults with persistent proteinuria secondary to glomerular disease. Pediatric nephrology (Berlin, Germany) 2023. link 5 Yang F, Lin W, Wang Y. Flipped classroom combined with case-based learning is an effective teaching modality in nephrology clerkship. BMC medical education 2021. link 6 Tang G, Han X, Lin Z, Qian H, Chen B, Zhou C et al.. (no title). Oxidative medicine and cellular longevity 2021. link 7 Hawley CM, Pascoe EM. Identifying geospatial "hot spots" of glomerular diseases: opportunities and challenges. Kidney international 2019. link 8 Rovin BH, Caster DJ, Cattran DC, Gibson KL, Hogan JJ, Moeller MJ et al.. Management and treatment of glomerular diseases (part 2): conclusions from a Kidney Disease: Improving Global Outcomes (KDIGO) Controversies Conference. Kidney international 2019. link 9 Machado SGMR, Quadros T, Watanabe Y, Aquino CF, Otoni A, Pinto SW. Most common histopathological patterns of the Minas Gerais Association of the Centers of Nephrology. Revista da Associacao Medica Brasileira (1992) 2019. link 10 Floege J, Barbour SJ, Cattran DC, Hogan JJ, Nachman PH, Tang SCW et al.. Management and treatment of glomerular diseases (part 1): conclusions from a Kidney Disease: Improving Global Outcomes (KDIGO) Controversies Conference. Kidney international 2019. link 11 Sharma K, Paša-Tolić L. Toward individual glomerular phenotyping: advent of precision medicine in kidney biopsies. Kidney international 2018. link 12 Schena FP, Nistor I, Curci C. Transcriptomics in kidney biopsy is an untapped resource for precision therapy in nephrology: a systematic review. Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association 2018. link 13 Bomback AS, Perazella MA, Choi MJ. American Society of Nephrology Quiz and Questionnaire 2015: Glomerular Diseases. Clinical journal of the American Society of Nephrology : CJASN 2016. link 14 Moxey-Mims MM, Flessner MF, Holzman L, Kaskel F, Sedor JR, Smoyer WE et al.. Glomerular Diseases: Registries and Clinical Trials. Clinical journal of the American Society of Nephrology : CJASN 2016. link 15 Kopp JB. Replenishment of the podocyte compartment by parietal epithelial cells. Kidney international 2015. link 16 Moeller MJ, Kuppe C. Glomerular disease: the role of parietal epithelial cells in hyperplastic lesions. Nature reviews. Nephrology 2014. link 17 Haas M, Rastaldi MP, Fervenza FC. Histologic classification of glomerular diseases: clinicopathologic correlations, limitations exposed by validation studies, and suggestions for modification. Kidney international 2014. link 18 Shirai K, Mawatari K, Kitamori T. Extended nanofluidic immunochemical reaction with femtoliter sample volumes. Small (Weinheim an der Bergstrasse, Germany) 2014. link 19 Kopp JB. Glomerular disease in 2012: more mechanistic insights, but translational progress is slow. Nature reviews. Nephrology 2013. link 20 Grahammer F, Wanner N, Huber TB. Podocyte regeneration: who can become a podocyte?. The American journal of pathology 2013. link 21 Hebert LA, Parikh S, Prosek J, Nadasdy T, Rovin BH. Differential diagnosis of glomerular disease: a systematic and inclusive approach. American journal of nephrology 2013. link 22 Barisoni L. Podocyte biology in segmental sclerosis and progressive glomerular injury. Advances in chronic kidney disease 2012. link 23 Cambier JF, Ronco P. Onco-nephrology: glomerular diseases with cancer. Clinical journal of the American Society of Nephrology : CJASN 2012. link 24 Randle BJ, Scoltock SJ, Scott DK. Integrating molecular detection and response to create self-signalling antibodies. Biochemical and biophysical research communications 2004. link 25 Madaio MP, Harrington JT. The diagnosis of glomerular diseases: acute glomerulonephritis and the nephrotic syndrome. Archives of internal medicine 2001. link 26 Terada Y, Inoshita S, Nakashima O, Kuwahara M, Sasaki S, Marumo F. Cyclins and the cyclin-kinase system--their potential roles in nephrology. Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association 1998. link 27 Steinhausen M, Endlich K. Controversies on glomerular filtration from Ludwig to the present. Pflugers Archiv : European journal of physiology 1996. link 28 Robertson S, Isles C, More I. Glomerular disease made easier: 3. British journal of hospital medicine 1995. link 29 Palm L, Hägerstrand I, Kristoffersson U, Blennow G, Brun A, Jörgensen C. Nephrosis and disturbances of neuronal migration in male siblings--a new hereditary disorder?. Archives of disease in childhood 1986. link 30 Suter M, Butler JE. The immunochemistry of sandwich ELISAs. II. A novel system prevents the denaturation of capture antibodies. Immunology letters 1986. link90064-7) 31 Carson SD. Selective immunoprecipitate identification using monoclonal anti-rabbit IgG. Analytical biochemistry 1985. link90340-9) 32 Gallo GR, Lamm ME. Glomerular deposition diseases: insights into mechanisms. Uremia investigation 1984. link 33 Surek B, Latzko E. Visualization of antigenic proteins blotted onto nitrocellulose using the immuno-gold-staining (IGS) method. Biochemical and biophysical research communications 1984. link90720-4) 34 Mrozowicz M, Wrzolkowa T, Uszycka-Karcz M, Stolarczyk J. Reticulo-tubular structures in endothelium of vascular ansa of kidney glomeruli in children. Annals of the Medical Section of the Polish Academy of Sciences 1975. link

Glomerular disease