[Diagnosis and treatment of Minimal Change Disease in adults-2023]
Philipp Gauckler1, Heinz Regele2, Kathrin Eller3
1Department Innere Medizin IV (Nephrologie und Hypertensiologie), Medizinische Universität Innsbruck, Innsbruck, Österreich. philipp.gauckler@i-med.ac.at.
Abstract:
Minimal change disease is a glomerulopathy that clinically manifests as acute onset nephrotic syndrome. A diagnosis is made by renal biopsy, implying the absence of glomerular lesions on light microscopy but detection of extensive podocyte foot process effacement on electron miscroscopy. Considering the typically excellent response to immunosuppressive measures (especially to glucocorticoids), an autoimmune pathogenesis is assumed. Although general prognosis is overall beneficial, steroid-dependent, steroid-resistant and frequently-relapsing disease courses may complicate the management of these patients and necessitate the use of alternative immunosuppressive treatment strategies. Here, the Austrian Society of Nephrology (ÖGN) provides a consensus on how to best diagnose and manage adult patients with minimal change disease.
Insights
Minimal change disease, a cause of nephrotic syndrome, is diagnosed via kidney biopsy. This consensus provides guidance on managing adult patients, especially those with difficult-to-treat forms.
Area of Science:
- Nephrology
- Immunology
- Pathology
Context:
- Minimal change disease (MCD) is a primary glomerulopathy causing acute nephrotic syndrome.
- Diagnosis relies on renal biopsy showing podocyte effacement without light microscopic lesions.
- An autoimmune basis is suspected due to responsiveness to immunosuppression.
Purpose:
- To establish a consensus for diagnosing and managing adult patients with Minimal Change Disease.
- To provide evidence-based recommendations for treatment strategies.
- To address challenges in managing steroid-dependent, resistant, or relapsing MCD.
Summary:
- Minimal change disease presents as acute nephrotic syndrome, diagnosed by characteristic podocyte changes on electron microscopy.
- While often responsive to glucocorticoids, some patients experience steroid-dependent, resistant, or relapsing courses.
- The Austrian Society of Nephrology (ÖGN) developed this consensus for optimal adult patient care.
Impact:
- Improved diagnostic accuracy and timely management of Minimal Change Disease.
- Standardized treatment approaches for complex MCD cases, potentially reducing morbidity.
- Enhanced understanding and clinical guidance for nephrologists managing this condition.
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