Role of 99mTc-DPD Scintigraphy in Diagnosis and Prognosis of Hereditary Transthyretin-Related Cardiac Amyloidosis

Study Questions:

What is the role of 99mTc-3,3-diphosphono-1,2-propanodicarboxylic acid (99mTc-DPD) in detecting myocardial amyloid infiltration across a wide spectrum of cardiac involvement and in predicting major adverse cardiac events (MACE)?