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Updated: Jul 17, 2026

Assessment of Kidney Function in Mouse Models of Glomerular Disease
Published on: June 30, 2018
Glomerular mesangial fibrillary deposits in a patient with diabetes mellitus
Ipek Isik Gonul1, James Gough, Kim Jim
1Department of Pathology, Gazi University Medical School, Ankara, Turkey. dripek@yahoo.com
Abstract:
Various systemic or primary glomerular diseases can result in deposition of fibrillary material in the glomerular tuft and may cause an important diagnostic challenge for the pathologists. Biopsy findings of a patient with type 2 diabetes is presented here in which striking fibrillary structures were identified in the mesangium by ultrastructural examination. The distinction between diabetic fibrillosis and fibrillary glomerulonephritis accompanying diabetic nephropathy is discussed in the setting of a literature review.
Insights
Diabetic kidney disease can present with fibrillary deposits in the glomerulus. Distinguishing diabetic fibrillosis from co-existing fibrillary glomerulonephritis is crucial for accurate diagnosis and patient management.
Area of Science:
- Nephrology
- Pathology
- Electron Microscopy
Background:
- Glomerular diseases can cause fibrillary deposits, posing diagnostic challenges.
- Diabetic nephropathy is a common cause of kidney disease in type 2 diabetes.
Observation:
- A case of type 2 diabetes is presented with prominent mesangial fibrillary structures.
- Ultrastructural examination revealed these striking fibrillary deposits.
Findings:
- The study highlights the diagnostic difficulty in differentiating diabetic fibrillosis from fibrillary glomerulonephritis.
- Literature review supports the discussion on distinguishing these conditions.
Implications:
- Accurate differentiation is essential for appropriate patient management and treatment strategies.
- This case underscores the importance of ultrastructural examination in diagnosing complex glomerular pathologies.
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