Optimal Timing for Imaging in Acute Myocarditis
Author Information
Author(s): Jacquier Alexis, Amabile Nicolas, Gaubert Jean Yves, Carta Francesca, Flavian Antonin, Maurel Boris, Moulin Guy
Primary Institution: CHU La Timone, Marseille, France
Hypothesis
What is the optimal moment for imaging acute myocarditis compared to myocardial infarction?
Conclusion
DCE images acquired 5 minutes after contrast injection provide better image quality in acute myocarditis than those taken later.
Supporting Evidence
- A faster decline in R’1 value was measured in myocarditis compared to myocardial infarction.
- Myocarditis patients showed a significant decrease in CNR over time.
- Image quality in myocarditis was significantly better at 5 minutes after contrast injection.
Takeaway
Doctors found that taking pictures of the heart 5 minutes after giving a special dye is best for spotting heart problems in patients with myocarditis.
Methodology
Ninety-nine patients underwent a 1.5T CMR examination with Look-Locker sequences and DCE images taken at different time intervals after contrast injection.
Participant Demographics
17 patients with acute myocarditis and 12 with acute myocardial infarction.
Statistical Information
P-Value
p<0.0001
Statistical Significance
p<0.0001
Digital Object Identifier (DOI)
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