Case Report: Anti-glomerular basement membrane disease during pregnancy with favorable renal outcome, sequential biopsies, and dual anti-α1/α3(IV) and anti-LM521 antibodies - Summary - MDSpire

Case Report: Anti-glomerular basement membrane disease during pregnancy with favorable renal outcome, sequential biopsies, and dual anti-α1/α3(IV) and anti-LM521 antibodies

  • By

  • Jing Zhuang

  • Siwen Gu

  • Yue Qu

  • Changrong Zhang

  • Huang Kuang

  • Zhao Cui

  • Xuefei Tian

  • Hong Jiang

  • June 1, 2026

  • 0 min

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Objective:

To report a case of atypical anti-GBM disease during pregnancy and examine the histopathological evolution and autoantibody profiles, specifically focusing on the unique aspects of this case.

Key Findings:
  • Initial kidney biopsy revealed necrotizing glomerulonephritis with significant lesions.
  • Treatment led to improvement in kidney function and reduction of active lesions.
  • Detection of dual autoantibodies against α1/α3(IV) and laminin-521 is a novel finding in this context.
Interpretation:

Early intensive immunotherapy, combined with pregnancy termination and multidisciplinary management, can halt disease progression and facilitate renal recovery.

Limitations:
  • The case is based on a single patient, limiting generalizability and necessitating further studies.
  • There is a lack of consensus on optimal treatment strategies for anti-GBM disease during pregnancy, highlighting the need for individualized approaches.
Conclusion:

This case underscores the potential for histological repair in pregnancy-associated anti-GBM disease and emphasizes the importance of tailored therapeutic strategies in high-risk patients.

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