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Updated: Jul 16, 2026
06:33
Genetic Analysis of Hereditary Transthyretin Ala97Ser Related Amyloidosis
Published on: June 9, 2018
Prognostic factors for renal amyloidosis: a clinicopathological study using cluster analysis
Yoshie Sasatomi1, Hiroshi Sato, Yoshiro Chiba
1Division of Nephrology & Rheumatology, Department of Internal Medicine, Fukuoka University School of Medicine, Fukuoka, Japan. sasatomi@fukuoka-u.ac.jp
Internal Medicine (Tokyo, Japan)
|March 3, 2007
Summary
Renal amyloidosis prognosis is linked to amyloid deposition quantity and kidney damage extent. Glomerular, tubulointerstitial, and vascular lesions are key prognostic factors, impacting survival rates significantly.
Area of Science:
- Nephrology
- Pathology
- Internal Medicine
Background:
- Renal amyloidosis lacks standardized treatment, often progressing rapidly with poor outcomes.
- Identifying prognostic factors is crucial for managing this condition.
Purpose of the Study:
- To investigate the correlation between amyloid-related renal damage and prognosis in renal amyloidosis.
- To determine clinicopathological prognostic factors for renal amyloidosis.
Main Methods:
- Cluster analysis of 125 patients with renal amyloidosis, utilizing clinical, histological, and follow-up data.
- Analysis of survival data to identify key predictors of outcome.
Main Results:
- Cluster analysis identified three groups, with accelerated progression correlating to serum creatinine and histological damage grade.
- Glomerular, tubulointerstitial, and vascular lesions were the most significant prognostic factors (p<0.0001).
- Amyloid-A (AA) amyloidosis showed stronger associations with vascular and tubulointerstitial lesions compared to amyloid-L (AL) type.
Conclusions:
- The quantity of amyloid deposition and the extent of renal damage (glomerular, tubulointerstitial, vascular) are significant prognostic indicators in renal amyloidosis.
- These factors are critical for predicting patient outcomes and guiding clinical management.
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