Overview
Traumatic injury to the kidney during surgery can result from direct trauma, ischemia, or thermal injury, often necessitating prompt recognition and management to prevent complications such as acute kidney injury or chronic renal dysfunction 1.Diagnosis
Clinical Presentation: Hematuria, flank pain, and elevated serum creatinine levels 1.
Imaging: Contrast-enhanced CT scans are crucial for identifying renal parenchymal injuries, hematoma, or lacerations 1.
Grading: Utilize the American Association for the Surgery of Trauma (AAST) renal injury grading system (I-V) based on imaging and clinical findings 1.Management
Conservative Management: For minor injuries (Grade I-II), close monitoring, hydration, and pain control are typically sufficient 1.
Surgical Intervention: Required for significant injuries (Grade III-V), including repair of lacerations, control of bleeding, and management of complications like urinomas 1.
Anticoagulation Management: Adjust anticoagulation therapy as needed to prevent bleeding complications 1.Special Populations
Pregnancy: Careful consideration of imaging modalities to minimize radiation exposure to the fetus; conservative management favored unless severe injury necessitates intervention 1.
Pediatrics: Increased vigilance due to higher risk of complications; imaging and management tailored to pediatric anatomy and physiology 1.
Elderly: Focus on minimizing iatrogenic complications; individualized treatment plans considering comorbidities and overall health status 1.
Comorbidities: Tailor management based on coexisting conditions such as cardiovascular disease or pre-existing renal impairment, adjusting fluid and medication management accordingly 1.Key Recommendations
Utilize contrast-enhanced CT scans for definitive diagnosis of renal trauma 1.
Apply the AAST renal injury grading system for classification and guiding treatment decisions 1.
Opt for conservative management in Grade I-II injuries, reserving surgical intervention for Grade III-V injuries 1.
(Evidence: Strong)References
1 Safari MJ, Wong JH, Ng KH, Jong WL, Cutajar DL, Rosenfeld AB. Characterization of a MOSkin detector for in vivo skin dose measurements during interventional radiology procedures. Medical physics 2015. link