What is The Best Choice in Steroid-Dependent Nephrotic Syndrome: Mycophenolate Mofetil Plus Dexamethasone or Cyclosporine A

The use of mycophenolatemofetil (MMF) in the treatment of steroid-dependent nephrotic syndrome (SDNS) is beneficial in decreasing the relapse rate and/or steroid dose. The effectiveness and long-term results of MMF/dexamethasone (DEX) in the treatment of SDNS are not well known. In this study, we ai...

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Main Authors: Seçil Conkar Tunçay, Sevgi Mir, Gülden Hakverdi
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2021-01-01
Series:Saudi Journal of Kidney Diseases and Transplantation
Online Access:http://www.sjkdt.org/article.asp?issn=1319-2442;year=2021;volume=32;issue=4;spage=1019;epage=1027;aulast=Tunçay
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author Seçil Conkar Tunçay
Sevgi Mir
Gülden Hakverdi
author_facet Seçil Conkar Tunçay
Sevgi Mir
Gülden Hakverdi
author_sort Seçil Conkar Tunçay
collection DOAJ
description The use of mycophenolatemofetil (MMF) in the treatment of steroid-dependent nephrotic syndrome (SDNS) is beneficial in decreasing the relapse rate and/or steroid dose. The effectiveness and long-term results of MMF/dexamethasone (DEX) in the treatment of SDNS are not well known. In this study, we aimed to determine the efficiency, safety, and long-term results of MMF/DEX in patients with SDNS in comparison with cyclosporine A (CsA) in a retrospective single-center trial. Between January 2009 and December 2015, 54 SDNS patients were treated with either MMF/DEX (n = 29) or CsA (n = 25). Relapse rates, relapse-free time, cumulative exposure to corticosteroids, proteinuria, and estimated glomerular filtration rate (eGFR) were retrospectively evaluated at 0, 3, 6, 12, 24, and 36 months after the initiation of treatment. The mean cumulative exposure to corticosteroids for the MMF/DEX and CsA groups was 72.40 ± 71.85 mg/kg/year and 122.31 ± 74.35 mg/kg/year, respectively. There was a significant decrease in the cumulative exposure to corticosteroids in the MMF/DEX group (Z = 3.869; P <0.001). While the mean annual relapse for the MMF/DEX group was 1.07 ± 0.25, it was 1.70 ± 1.01 in the CsA group, and this difference was statistically significant (Z = 1.968; P = 0.049). Relapse-free time for the 1st, 2nd, and 3rd years compared between the MMF/DEX and CsA groups was 9.57 ± 2.58 versus 6.38 ± 2.43, 10.27 ± 1.98 versus 8.28 ± 2.28, and 9.67 ± 2.06 versus 6.52 ± 3.04, respectively. The difference was significantly higher in favor of MMF/DEX (between-subject effects F = 48.352; P<0.001). Both eGFR and proteinuria significantly changed over time. However, there was no significant difference between the groups until the later time points of the follow-up. The difference became evident only at the 2nd-and 3rd-year measurements. MMF/DEX seems superior to CsA in preventing relapses and reducing cumulative exposure to cortico-steroids. Thus, it may be considered a treatment option in children with SDNS.
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spelling doaj.art-208289d35c9f426f978e4594ce3125252022-12-21T18:36:33ZengWolters Kluwer Medknow PublicationsSaudi Journal of Kidney Diseases and Transplantation1319-24422021-01-013241019102710.4103/1319-2442.338275What is The Best Choice in Steroid-Dependent Nephrotic Syndrome: Mycophenolate Mofetil Plus Dexamethasone or Cyclosporine ASeçil Conkar TunçaySevgi MirGülden HakverdiThe use of mycophenolatemofetil (MMF) in the treatment of steroid-dependent nephrotic syndrome (SDNS) is beneficial in decreasing the relapse rate and/or steroid dose. The effectiveness and long-term results of MMF/dexamethasone (DEX) in the treatment of SDNS are not well known. In this study, we aimed to determine the efficiency, safety, and long-term results of MMF/DEX in patients with SDNS in comparison with cyclosporine A (CsA) in a retrospective single-center trial. Between January 2009 and December 2015, 54 SDNS patients were treated with either MMF/DEX (n = 29) or CsA (n = 25). Relapse rates, relapse-free time, cumulative exposure to corticosteroids, proteinuria, and estimated glomerular filtration rate (eGFR) were retrospectively evaluated at 0, 3, 6, 12, 24, and 36 months after the initiation of treatment. The mean cumulative exposure to corticosteroids for the MMF/DEX and CsA groups was 72.40 ± 71.85 mg/kg/year and 122.31 ± 74.35 mg/kg/year, respectively. There was a significant decrease in the cumulative exposure to corticosteroids in the MMF/DEX group (Z = 3.869; P <0.001). While the mean annual relapse for the MMF/DEX group was 1.07 ± 0.25, it was 1.70 ± 1.01 in the CsA group, and this difference was statistically significant (Z = 1.968; P = 0.049). Relapse-free time for the 1st, 2nd, and 3rd years compared between the MMF/DEX and CsA groups was 9.57 ± 2.58 versus 6.38 ± 2.43, 10.27 ± 1.98 versus 8.28 ± 2.28, and 9.67 ± 2.06 versus 6.52 ± 3.04, respectively. The difference was significantly higher in favor of MMF/DEX (between-subject effects F = 48.352; P<0.001). Both eGFR and proteinuria significantly changed over time. However, there was no significant difference between the groups until the later time points of the follow-up. The difference became evident only at the 2nd-and 3rd-year measurements. MMF/DEX seems superior to CsA in preventing relapses and reducing cumulative exposure to cortico-steroids. Thus, it may be considered a treatment option in children with SDNS.http://www.sjkdt.org/article.asp?issn=1319-2442;year=2021;volume=32;issue=4;spage=1019;epage=1027;aulast=Tunçay
spellingShingle Seçil Conkar Tunçay
Sevgi Mir
Gülden Hakverdi
What is The Best Choice in Steroid-Dependent Nephrotic Syndrome: Mycophenolate Mofetil Plus Dexamethasone or Cyclosporine A
Saudi Journal of Kidney Diseases and Transplantation
title What is The Best Choice in Steroid-Dependent Nephrotic Syndrome: Mycophenolate Mofetil Plus Dexamethasone or Cyclosporine A
title_full What is The Best Choice in Steroid-Dependent Nephrotic Syndrome: Mycophenolate Mofetil Plus Dexamethasone or Cyclosporine A
title_fullStr What is The Best Choice in Steroid-Dependent Nephrotic Syndrome: Mycophenolate Mofetil Plus Dexamethasone or Cyclosporine A
title_full_unstemmed What is The Best Choice in Steroid-Dependent Nephrotic Syndrome: Mycophenolate Mofetil Plus Dexamethasone or Cyclosporine A
title_short What is The Best Choice in Steroid-Dependent Nephrotic Syndrome: Mycophenolate Mofetil Plus Dexamethasone or Cyclosporine A
title_sort what is the best choice in steroid dependent nephrotic syndrome mycophenolate mofetil plus dexamethasone or cyclosporine a
url http://www.sjkdt.org/article.asp?issn=1319-2442;year=2021;volume=32;issue=4;spage=1019;epage=1027;aulast=Tunçay
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