
Keywords: منحنی مشخصه اپراتور گیرنده; Aortic regurgitation; Pulsed-wave Doppler; Descending aorta; Cardiovascular magnetic resonance; 2D-PC; Two-dimensional phase-contrast; AAO; Ascending aorta; AR; Aortic regurgitation; CMR; Cardiovascular magnetic resonance; DAO; Descending aorta; DAO-RVolC