Evidence map›Paper›PMID 19470674›Full record

ArticleJournal of the American Society of Nephrology : JASN2009

Proliferative glomerulonephritis with monoclonal IgG deposits.

Samih H Nasr, Anjali Satoskar, Glen S Markowitz, Anthony M Valeri, Gerald B Appel, Michael B Stokes, Tibor Nadasdy, Vivette D D'Agati

Abstract read
In one paragraph

Article in Journal of the American Society of Nephrology : JASN, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 183 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
183citing papers in PubMed, 2 pooled it
6.7field-weighted citation impact, top 3% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

183 citing papers in PubMed, 2 syntheses or guidelines pooled it, 413 citations in OpenAlex.

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123 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors at 3 institutions in 1 country.

Samih H NasrDepartment of Pathology, Columbia University, College of Physicians and Surgeons, New York, NY 10032, USA. sn386@columbia.edu
Anjali Satoskar
Glen S Markowitz
Anthony M Valeri
Gerald B Appel
Michael B Stokes
Tibor Nadasdy
Vivette D D'Agati
Columbia University · USThe Ohio State University · USThe Ohio State University Wexner Medical Center · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Dysproteinemias that result in monoclonal glomerular deposits of IgG are relatively uncommon. Here, we report the largest series of proliferative glomerulonephritis with monoclonal IgG deposits, a form of renal involvement by monoclonal gammopathy that mimics immune-complex glomerulonephritis. We retrospectively identified 37 patients, most of whom were white (81%), female (62%), or older than 50 yr (65%). At presentation, 49% had nephrotic syndrome, 68% had renal insufficiency, and 77% had hematuria. In 30% of the patients, we identified a monoclonal serum protein with the same heavy- and light-chain isotypes as the glomerular deposits (mostly IgG1 or IgG2), but only one patient had myeloma. Histologic patterns were predominantly membranoproliferative (57%) or endocapillary proliferative (35%) with membranous features. Electron microscopy revealed granular, nonorganized deposits, and immunofluorescence demonstrated glomerular deposits that stained for a single light-chain isotype and a single heavy-chain subtype, most commonly IgG3kappa (53%). During an average of 30.3 mo of follow-up for 32 patients with available data, 38% had complete or partial recovery, 38% had persistent renal dysfunction, and 22% progressed to ESRD. Correlates of ESRD on univariate analysis were higher creatinine at biopsy, percentage of glomerulosclerosis, and degree of interstitial fibrosis but not immunomodulatory treatment or presence of a monoclonal spike. On multivariate analysis, higher percentage of glomerulosclerosis was the only independent predictor of ESRD. Only one patient lacking a monoclonal spike at presentation subsequently developed a monoclonal spike and no patient with a monoclonal spike at presentation subsequently developed a hematologic malignancy. We conclude that proliferative glomerulonephritis with monoclonal IgG deposits does not seem to be a precursor of myeloma in the vast majority of patients.

Indexed as

AdultAgedAged, 80 and overAntibodies, MonoclonalBiopsyFemaleFluorescent Antibody TechniqueFollow-Up StudiesGlomerulonephritis, MembranoproliferativeHumansImmunoglobulin GImmunologic FactorsKidney GlomerulusMaleMicroscopy, ElectronMiddle AgedAntibodies, MonoclonalImmunoglobulin GImmunologic Factors

Identifiers

PMID19470674
PMCPMC2736767
OpenAlexW2112889395

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.