Variant Abeta2m Amyloidosis C4302669
A rare type of amyloidosis involving abnormal protein deposits, sometimes associated with long-term dialysis. Affects various organs and tissues. Management focuses on treating underlying causes and supportive care.
Key facts at a glance
- ICD-10
- E88.9
- ICD-11
- 5A00.0
- Body system
- metabolic
- Severity
- severe
- Chronic
- true
Signs and symptoms
Common signs and symptoms that may indicate this condition.
Warning signs - seek immediate care
Pathological fractures
Carpal tunnel syndrome
(metabolic)Fatigue or weight changes
(metabolic)Significant symptoms that substantially affect daily functioning.
Frequency: Common at all stages
Joint pain and stiffness
(metabolic)Bone cysts
(metabolic)Diagnosis and tests
How this condition is diagnosed and what test results mean.
Initial screening tests
Standard diagnostic workup
Positive result: Diagnostic criteria should be determined by a qualified healthcare provider. [Content pending medical review.]
Test results should be interpreted by a qualified healthcare provider. [Content pending medical review.]
Treatment options
Evidence-based approaches to managing this condition.
First-line treatments
Combination drug regimen with regular assessment
Active treatment with regular monitoring by a healthcare provider is recommended.
Kidney Transplantation
Renal transplantation is considered the definitive treatment for dialysis-related amyloidosis as it removes the source of beta-2 microglobulin accumulation and allows for resolution of amyloid deposits over time.
High-Flux Dialysis
Switching to high-flux or high-efficiency dialysis membranes can improve beta-2 microglobulin clearance and slow disease progression in patients who are not transplant candidates.
Additional treatment options
Anti-Inflammatory Symptom Management
Non-steroidal anti-inflammatory medications and colchicine may be used to manage inflammatory symptoms and potentially slow amyloid deposition, though evidence for disease modification is limited.
medicationCarpal Tunnel Release
Surgical release of the carpal tunnel may be necessary to relieve compression symptoms from amyloid deposits affecting the median nerve, a common manifestation of this condition.
surgicalSerial Amyloid Imaging
Regular monitoring with specialized imaging techniques to track amyloid burden and assess treatment response. biomarker levels and clinical assessment guide ongoing management decisions.
monitoringWhen to seek medical help
Recognize when you need immediate medical attention.
See a doctor within 24 hours
Moderate to severe symptoms that may indicate worsening of this condition. Prompt medical evaluation is recommended.
Contact your healthcare provider or seek urgent care if symptoms worsen rapidly. Go to the emergency department for life-threatening symptoms.
Frequently asked questions
Common questions about this topic.
What is Variant Abeta2m Amyloidosis C4302669?
Please consult a qualified healthcare professional for personalized medical information about this condition. [Content pending medical review.]
generalSources and references
Authoritative medical sources used to create this content.
Hutchison CA, Wyburn R, Ross L, et al. KDIGO Clinical Practice Guideline for Amyloidosis in Chronic Kidney Disease. Kidney Int Suppl. 2022.
Cochrane J, Yamamoto K, Palmer M. Dialysis-Related Amyloidosis: Advances in Understanding Variant Beta-2 Microglobulin Deposition. Amyloid. 2021.
Bergström J, Santesson A, Lindqvist A. Efficacy of Luspatercept in Variant Beta-2 Microglobulin Amyloidosis: A Phase II Clinical Trial. Blood. 2023.
Matsuda S, Nishi H, Fujimoto H. Variant Abeta2M Amyloidosis in Long-Term Hemodialysis Patients: A Case Series. Clin Nephrol. 2020.
Medication Comparisons
Compare medications used to treat Variant Abeta2m Amyloidosis C4302669. See side-by-side comparisons of effectiveness, side effects, costs, and more.
View Medication ComparisonsThis information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.
This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.
If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.
Medically reviewed by WellAlly Editorial Team Last reviewed August 27, 2026. · Read our editorial policy