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Updated: Jan 9, 2026

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Evaluation of Biomaterials for Bladder Augmentation using Cystometric Analyses in Various Rodent Models
Published on: August 9, 2012
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[Bladder amyloidosis. Report of two cases]
Makram Miladi1, Michaël Peyromaure, Nicolas Thiounn
1Service d'Urologie, Hôpital Cochin, 27, rue du Faubourg Saint-Jacques, 75014 Paris.
Summary
Bladder amyloidosis, a rare condition, mimics urothelial tumors clinically. This study details two AL amyloidosis cases linked to multiple myeloma, exploring causes and disease progression.
Area of Science:
- Nephrology
- Oncology
- Pathology
Background:
- Bladder amyloidosis is a rare condition with clinical presentations indistinguishable from urothelial tumors.
- Distinguishing bladder amyloidosis from urothelial neoplasms is challenging due to overlapping clinical features.
Observation:
- The authors present two cases of type AL bladder amyloidosis.
- Both cases were associated with underlying multiple myeloma.
Findings:
- Type AL amyloidosis can manifest in the bladder, presenting diagnostic challenges.
- The association between bladder amyloidosis and multiple myeloma highlights a specific subtype.
Implications:
- Early recognition of bladder amyloidosis is crucial for appropriate patient management.
- Understanding the link to multiple myeloma aids in diagnosing and treating this rare condition.

