Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.
Definition of TTR
Medically reviewed by Dr. Otari Nergadze, Neurosurgeon | Updated: January 2026
TTR: The gene that encodes transthyretin, a plasma protein consisting of 127 amino acids that binds retinol and thyroxine. Many distinct forms of amyloidosis have been related to different point mutations in TTR.
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