Transthyretin-Mediated Amyloid Cardiomyopathy (ATTR-CM) Clinical Trial
Official title:
CARDIO-TTRansform ION-682884-CS2-Scintigraphy Sub-study
The purpose of this study is to examine the changes in amyloid myocardial burden in a subset of the population participating in the ION682884-CS2 (NCT04136171) study, up to 150 participants, after treatment with eplontersen or placebo based on scintigraphy scans performed at Week 140 using the Perugini grade score method.
Participants who were randomized in Study ION-682884-CS2 (NCT04136171) and have had a baseline scintigraphy scan will be offered the opportunity to participate in this sub-study which involves optional scintigraphy scans. ;