Variable Management of Pediatric Blunt Renal Trauma

Infographic · Nov 2025 · 2 min read

In brief

Multi-center retrospective study of 276 pediatric blunt renal trauma patients reveals significant practice variation across 11 level I trauma centers, with no standardized management guidelines. Despite variable use of bedrest, antibiotics, ICU admission, and imaging protocols, isolated renal injuries showed minimal outcome differences, suggesting opportunities for care standardization and resource optimization in this population.

No standardized guidelines exist for pediatric blunt renal trauma, resulting in wide management variation across 11 level I trauma centers.
Bedrest, antibiotics, and post-discharge imaging showed no significant impact on outcomes in isolated renal injuries.
High-grade polytrauma patients admitted to ICU had significantly higher adverse outcomes (55.6% vs 18.2%, p=0.003).
Serial monitoring (hemoglobin, renal labs, imaging) in low-grade polytrauma correlated with increased adverse outcomes detection.
Isolated renal injury patients are ideal candidates for consensus-based management algorithms to reduce unnecessary variation.

Written by the GCMD Library team from the infographic.

The infographic uses a teal, green, and yellow color scheme with medical illustrations including kidneys, bladder with catheter, ICU bed with patient, and imaging equipment. Content is organized in hierarchical blocks with the study design at top, key findings in the middle using icons and statistics, and conclusion at bottom. Social media handles and journal citation appear at the footer.

Sindhu V Mannava, Rodica Muraru, Jodi Raymond, Troy A Markel, Katherine C Bergus, Katherine Flynn-O'Brien, Heather A Hartman, K Elizabeth Speck, Shawn D St Peter, Samantha A Ayala, Kylie Callier, Stewart Carter, Meredith Elman, David Foley, Seth D Goldstein, Swapna Koppera, Meera Kotagal, Dave R Lal, Charles Leys, John P Marquart, Grace Z Mak, Suzanne Moody, J Benjamin Pitt, Nicole M Santucci, Nikhil R Shah, Michael Stellon, Rajan Thakkar, Tiffany Wright, Andrew Yeh, Matthew P Landman; Midwest Pediatric Surgery Consortium (MWPSC)

Abstract

Background: There are no comprehensive management guidelines for pediatric blunt renal injury; therefore, we hypothesized that wide variation in care exists. We sought to describe contemporary management of pediatric blunt renal trauma and explore associations between clinical management strategies and adverse outcomes.

Methods: We retrospectively evaluated blunt renal injury patients (younger than 18 years) treated at 11 pediatric level I trauma centers from 2020 to 2022. We categorized patients by the American Association for the Surgery of Trauma renal injury grade (low, grades 1-3; high, grades 4-5) and isolated renal injury versus polytrauma. Clinical management strategies included bedrest, urinary catheter use, antibiotic use, urology consult, intensive care unit (ICU) admission, and serial laboratory/imaging. We determined site-specific clinical management strategy frequencies and compared composite intervention outcomes (operations, interventional radiology procedures, blood transfusions) and composite adverse outcomes (mortality, infection, readmission, hypertension, deep venous thrombosis) between patients who did and did not undergo given clinical management strategies.

Results: We analyzed 276 patients stratified by low-grade isolated (15.2%), low-grade polytrauma (51.1%), high-grade isolated (12%), and high-grade polytrauma (21.7%). Compared with other clinical management strategies, antibiotic use, ICU admission, and urinary catheter placement were less universally implemented across sites. Composite adverse and intervention outcomes did not vary significantly based on use of bedrest, antibiotics, and postdischarge serial renal imaging (all p > 0.05). Composite adverse outcomes varied significantly among high-grade polytrauma patients with and without ICU admission (55.6% vs. 18.2%, p = 0.003) and among low-grade polytrauma patients with and without serial hemoglobin laboratories (20.8% vs. 0%, p = 0.04), serial renal laboratories (26.3% vs. 10.1%, p = 0.02), and serial inpatient renal imaging (28.6% vs. 13%, p = 0.04).

Conclusion: Pediatric blunt renal injury management varied across institutions. Patients with isolated renal injuries had minimal differences in interventions or adverse outcomes despite variable clinical management. This population would benefit from a consensus-based algorithm to minimize clinical management strategy variation.

The text in the image