Diagnostic and prognostic value of cardiac imaging in amyloidosis

Table 1 Early imaging tool for cardiac amyloidosis diagnosis

	Patients with renal impairment	Patients without renal impairment
TTE	MCF, cardiac-index, strain parameters, E/A ratio of transmitral flow	MCF, cardiac-index, strain parameters, E/A ratio of transmitral flow
CMR	Stroke volume index, global longitudinal and circumferential strain, T1 native	Stroke volume index, global longitudinal and circumferential strain, T1 native and ECV
CCT		ECV
Nuclear imaging		99mTc-DPD myocardial uptake, MIBG uptake

^99mTc-DPD: ^99mTc-labeled 3,3-diphosphono-1,2-propanodicarboxylic acid; CCT: Cardiac computed tomography; CMR: Cardiac magnetic resonance; ECV: Extracellular volume; MCF: Myocardial contraction fraction; MIBG: 123-iodine metaiodobenzylguanidine; TTE: Transthoracic echocardiography.