Pediatric renal injuries: management guidelines from a 25-year experience
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Updated: Aug 23, 2026
A Large Animal Model for Acute Kidney Injury by Temporary Bilateral Renal Artery Occlusion
Published on: February 2, 2021
Jill C Buckley1, Jack W McAninch
1Department of Urology, University of California School of Medicine and Urology Service, San Francisco General Hospital, USA.
Insights
Pediatric renal trauma is often minor, with observation being safe. Serious injuries require early detection and staging for appropriate management, prioritizing kidney preservation.
Area of Science:
- Pediatric Urology
- Trauma Surgery
- Nephrology
Background:
- Pediatric renal trauma management requires clear guidelines.
- Understanding the causes and outcomes of operative versus nonoperative approaches is crucial.
Purpose of the Study:
- To define the mechanism and causes of pediatric renal trauma.
- To develop management guidelines based on outcome analysis of operative versus nonoperative strategies.
Main Methods:
- Retrospective review of 374 pediatric renal injuries.
- Comparison of operative and nonoperative management based on clinical presentation, injury type, hemodynamic stability, associated injuries, and imaging.
Main Results:
- Blunt trauma (89%) had a low exploration rate (<2%); penetrating trauma (11%) had a high exploration rate (76%).
- Grade IV injuries in stable children were successfully managed nonoperatively in 41% of cases.
- Overall renal salvage rate exceeded 99%.
Conclusions:
- Minor pediatric renal trauma can be safely observed.
- Early detection and staging using clinical presentation and CT scans are critical for managing serious pediatric renal injuries.
- Renal preservation is the standard of care, with a nephrectomy rate under 1%.
Purpose:
We defined the mechanism and cause of pediatric renal trauma, and developed guidelines for management based on the outcome analysis of operative vs nonoperative management.
Materials And Methods:
We retrospectively reviewed 374 pediatric renal injuries at San Francisco General Hospital, comparing operative vs nonoperative management based on clinical presentation, type of renal injury, hemodynamic stability, associated injuries and the results of radiographic imaging.
Results:
Blunt trauma accounted for 89% of pediatric renal trauma with a renal exploration rate of less than 2%. Penetrating trauma represented the remaining 11% with a renal exploration rate of 76%. Of grade IV renal injuries 41% were successfully managed nonoperatively based on computerized tomography and staging in hemodynamically stable children. Our overall renal salvage rate was greater than 99%.
Conclusions:
Pediatric renal trauma is often minor and observation poses no significant danger to the child. In serious pediatric renal injuries early detection and staging based on clinical presentation and computerized tomography are critical for determining operative vs nonoperative management. Regardless of the type of management the standard of care is renal preservation (less than 1% nephrectomy rate in this series).
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