Detection of edema in porcine carotid arteries using t2-weighted cardiovascular magnetic resonance
2011

Detecting Edema in Carotid Arteries with MRI

Sample size: 6 publication Evidence: high

Author Information

Author(s): Pedersen Steen Fjord, Kim Won Yong, Thrysoe Samuel, Falk Erling, Ringgaard Steffen, Paaske William P

Primary Institution: Aarhus University Hospital

Hypothesis

Can edema in the carotid artery wall be detected using T2-weighted cardiovascular magnetic resonance?

Conclusion

T2-STIR can effectively detect edema in the carotid artery wall, distinguishing between injured and uninjured arteries.

Supporting Evidence

  • The relative signal intensity of the injured carotid artery was 233% higher than the uninjured artery.
  • Agreement was found between carotid artery wall enhancement and the uptake of Evans blue.
  • The T2-STIR sequence showed a sensitivity of 100 and a specificity of 75.

Takeaway

The study shows that a special MRI technique can find swelling in the arteries, which helps doctors see if there is inflammation.

Methodology

An overstretched balloon injury was induced in the common carotid arteries of six pigs, followed by T2-STIR imaging and histopathological correlation.

Participant Demographics

Porcine model (6 pigs)

Statistical Information

P-Value

p<0.001

Confidence Interval

[185%-282%]

Statistical Significance

p<0.001

Digital Object Identifier (DOI)

10.1186/1532-429X-13-S1-P367

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