What should you consider when cardiac amyloidosis tests come back negative but symptoms persist?
It's understandable to feel hesitant about a heart biopsy, especially given the invasive nature of the procedure. Your situation isn't uncommon - sometimes initial tests don't show clear signs even when symptoms are present.
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What should you consider when cardiac amyloidosis tests come back negative but symptoms persist?
It's understandable to feel hesitant about a heart biopsy, especially given the invasive nature of the procedure. Your situation isn't uncommon - sometimes initial tests don't show clear signs even when symptoms are present.
A heart biopsy is considered the most accurate way to confirm cardiac amyloidosis, with success rates between 87 percent and 98 percent. However, it does involve removing a small piece of heart tissue, which carries some risk.
Since you've declined the biopsy, here are some things to consider:
Alternative testing options:
* A cardiac pyrophosphate (PYP) scan is a noninvasive nuclear imaging test that can detect ATTR amyloidosis affecting the heart
* Biopsies of other areas like belly fat can sometimes show amyloid deposits, since amyloid can spread throughout the body
* These alternatives may be less invasive than a heart biopsy
About repeating tests in 6 months:
Cardiac amyloidosis is progressive, meaning it worsens over time. Waiting six months allows your doctor to see if any changes develop that might show up on repeat testing.
Important symptoms to track while waiting:
* Daily weight (note rapid increases)
* New or worsened swelling in legs or abdomen
* Shortness of breath, especially when lying down
* Heart rate changes
* Blood pressure readings
Keep detailed records of your symptoms to share with your doctor. If symptoms worsen significantly before the six-month mark, don't wait - contact your cardiologist sooner.
January 15
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