Diagnostic utility of semi-quantitative planar scintigraphy in ATTR cardiac amyloidosis: timepoint analysis and extracardiac tracer distribution
Aiganym Imakhanova, Reiko Ideguchi, Moldir Zhapparova, Hiroaki Kawano et autres
Technetium-99m-pyrophosphate ( 99m Tc-PYP) planar scintigraphy, a core modality of cardiac amyloid radionuclide imaging (CARI), is a widely established noninvasive technique for diagnosing transthyretin cardiac amyloidosis (ATTR-CA). However, the diagnostic contribution of semi-quantitative uptake indices and extracardiac tracer distribution remains incompletely defined. …
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