Does tissue Doppler imaging showing 'annulus reversus' aid in the diagnosis of constrictive pericarditis?
The presence of 'annulus reversus' on tissue Doppler imaging is a practical and useful diagnostic marker for evaluating constrictive pericarditis.
Practical applications of tissue Doppler imaging for evaluation of possible constrictive pericarditis include reversal of the relationship between lateral and medial e' velocities (i.e. 'annulus reversus').
Reuss et al. (Fri,) studied this question.