Exploratory testing of functional blood oxygenation level dependent-MRI to image the renoprotective effect of Remote Ischaemic PreConditioning during partial nephrectomy
2024

Using MRI to Study Kidney Protection During Surgery

Sample size: 15 publication 10 minutes Evidence: moderate

Author Information

Author(s): Heuzeroth Frederick, Wetterauer Christian, Boll Daniel, Westhoff Timm H., Dreher Maeve, Seifert Helge, Rentsch Cyrill, Ebbing Jan

Primary Institution: University Hospital Basel

Hypothesis

Can Blood Oxygenation Level Dependent-MRI (BOLD-MRI) effectively visualize the renoprotective effects of Remote Ischaemic PreConditioning (RIPC) during partial nephrectomy?

Conclusion

The study found that RIPC significantly reduced urinary NGAL levels, indicating renal protection, and demonstrated the potential of BOLD-MRI to visualize this effect.

Supporting Evidence

  • Urinary NGAL levels were significantly lower in the RIPC group compared to the control group.
  • BOLD-MRI was successfully performed preoperatively and 48 hours after surgery in 11 patients.
  • The RIPC group showed a 65% lower NGAL concentration 6 hours post-surgery.
  • Functional BOLD-MRI can detect mild tubular damage due to ischemia/reperfusion injury.

Takeaway

Doctors used a special MRI to see if a technique called RIPC helps protect kidneys during surgery. They found it does help!

Methodology

This was a randomized controlled trial with 15 patients, measuring urinary NGAL and using BOLD-MRI before and after surgery.

Potential Biases

Potential biases due to uneven distribution of baseline characteristics between groups.

Limitations

The small sample size limits the robustness of the findings and the study was exploratory in nature.

Participant Demographics

15 patients, with a mix of male and female participants, aged 34 to 83.

Statistical Information

P-Value

0.02

Statistical Significance

p=0.02

Digital Object Identifier (DOI)

10.1038/s41598-024-83643-6

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication