Effects of Ultrasound on Blood Clot Breakdown
Author Information
Author(s): Härdig Bjarne Madsen, Carlson Jonas, Roijer Anders
Primary Institution: Lund University, Lund University Hospital
Hypothesis
The study aims to explore changes in the effect of thrombolytic drugs during low-intensity, high-frequency continuous-wave ultrasound exposure.
Conclusion
Increasing intensities of CW-US exposure resulted in increased clot lysis of r-PA-treated blood clots, but decreased clot lysis of SK-treated clots.
Supporting Evidence
- Continuous-wave ultrasound significantly decreased the effects of streptokinase at higher intensities.
- Continuous-wave ultrasound significantly increased the effects of reteplase on clot lysis at various intensities.
- The study involved a total of 216 clots for analysis.
Takeaway
This study looked at how ultrasound can help break down blood clots. It found that while it helps one type of medicine work better, it makes another type work worse.
Methodology
Blood clots were made from fresh venous blood of healthy volunteers and exposed to continuous-wave ultrasound at various intensities while measuring clot lysis.
Limitations
The use of pure 0.9% NaCl solution may not be optimal for exploring fibrinolytic effects.
Participant Demographics
7 healthy volunteers (3 men and 4 women, mean age 47.5 years)
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website