1. Effect of operator experience and frequency of procedure performance on complication rate after ultrasound-guided percutaneous liver biopsies.
- Author
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Westheim BH, Aagenæs I, Østensen AB, Sanengen T, and Almaas R
- Subjects
- Abdominal Pain epidemiology, Abdominal Pain prevention & control, Adolescent, Child, Child, Preschool, Hospitals, University, Humans, Incidence, Infant, Liver diagnostic imaging, Liver Transplantation adverse effects, Norway epidemiology, Pain, Postoperative epidemiology, Pain, Postoperative prevention & control, Postoperative Complications diagnostic imaging, Postoperative Complications epidemiology, Postoperative Complications physiopathology, Postoperative Hemorrhage diagnostic imaging, Postoperative Hemorrhage epidemiology, Postoperative Hemorrhage physiopathology, Postoperative Hemorrhage prevention & control, Retrospective Studies, Severity of Illness Index, Time Factors, Ultrasonography, Workforce, Biopsy, Needle adverse effects, Clinical Competence, Endoscopy, Digestive System adverse effects, Image-Guided Biopsy adverse effects, Liver pathology, Postoperative Complications prevention & control, Radiology, Interventional
- Abstract
Objective: The aim of the present study was to assess whether the complication rate after ultrasound-guided percutaneous liver biopsies in children is affected by how frequently the procedure is performed by the operator., Methods: Medical charts and ultrasound descriptions of 311 ultrasound-guided percutaneous liver biopsy procedures performed by 18 radiologists at a single center from 2000 to 2011 were reviewed. Postbiopsy ultrasound the following day was performed after 97% of the procedures., Results: There were no differences in the procedure-associated rate of major bleeding incidents (2.2% vs 0.8%, P = 0.38), minor bleeding incidents (15.2% vs 10.2%, P = 0.31), or abdominal pain (13.0% vs 10.6%, P = 0.61) among operators who performed ≤10 procedures and those who performed >10 procedures during the study period. A higher rate of minor bleeding incidents were recorded after liver biopsy when operators had performed <10 biopsies compared with operators who had performed >20 pediatric liver biopsies during the study period (odds ratio 3.4 [1.3-9.1], P = 0.02). No association between the number of biopsies performed by the operator during the 2 years preceding the date of the biopsy and complications was found., Conclusions: Major complications are infrequent after pediatric liver biopsies and no relation between operator experience and major complications was found. We found a significant, but minor, effect of operator procedure frequency on the rate of minor bleeding incidents after ultrasound-guided pediatric liver biopsies.
- Published
- 2013
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