Detection of Viable Myocardium in Patients with Myocardial Infarction (MI) with Dobutamine Stress Echocardiography (DSE) Comparing with Single Photon Emission Computed Tomography (SPECT-MPI)
DOI:
https://doi.org/10.3329/uhj.v18i2.62731Keywords:
DSE, SPECT-MPI, Viable myocardiumAbstract
Aims and objectives: To evaluate the role of Dobutamine Stress Echocardiography (DSE) in detecting viable myocardium in patients with myocardial infarction comparing with Single Photon Emission Computed Tomography (SPECT-MPI).
Methodology: It was a prospective study, conducted over sixty one patients of MI in Bangabondhu SK Mujib Medical University (BSMMU). Serial DSE, SPECT-MPI and CAG were done and compared.
Result: With DSE viable myocardium was found in 71.1% of territory supplied by LAD, 58.3% of territory supplied by LCX and 65.9% of territory supplied by RCA. With SPECT-MPI viable myocardium was found in 68.2% of territory supplied by LAD, 66.7% of territory supplied by LCX and 65.1% of territory supplied by RCA. Comparing two methods there was no significant difference between DSE and SPECT-MPI in determining viable myocardium (p>0.05).
Conclusion: DSE is effective in detecting viable myocardium in patients with MI, which is comparable to SPECT-MPI.
University Heart Journal 2022; 18(2): 98-100
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