The protein found in the amyloid deposits in senile systemic amyloidosis is_________________?
Correct answer: D. Transthyretin
- A. AL protein
- B. a2 microglobulin
- C. a-amyloid protein
- D. Transthyretin
Explanation
Senile systemic amyloidosis is caused by deposition of wild-type transthyretin, especially in the heart of older adults. AL protein is derived from immunoglobulin light chains and is typical of plasma-cell disorders.
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