Abstract:Introduction
Bone scintigraphy using radioactive technetium-99m and 3,3-diphosphono-1,2-propanodicarboxylic acid (DPD) has been increasingly used to diagnose myocardial involvement of mutated or wild-type transthyretin amyloidosis (ATTR).
However, most studies that proved a high sensitivity and specificity of the technique were not in patients with the “Portuguese variant” (Val30Met) mutation in transthyretin (TTR). Other authors had already suggested that in these patients … Show more
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