Hydronephrosis on USG Predicts Stones but May Not Cut CT Use
A study found that hydronephrosis identified through renal point-of-care ultrasound (rPOCUS) can predict the presence of kidney stones and the need for early urologic intervention. Despite this predictive capability, the use of CT imaging increased among patients with hydronephrosis. The length of stay in the emergency department did not significantly differ based on hydronephrosis status, although it was longer when CT was performed.
- ▪Among patients with suspected renal colic, 47% demonstrated hydronephrosis on rPOCUS.
- ▪CT imaging was performed more frequently in patients with hydronephrosis compared to those without, at rates of 72% versus 44%.
- ▪Hydronephrosis on rPOCUS was associated with a higher likelihood of ureteral stones and early urologic procedures.
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TOPLINE:Among emergency department (ED) patients with suspected renal colic who underwent renal point-of-care ultrasound (rPOCUS), hydronephrosis predicted kidney stones and early urologic intervention and was linked to increased CT use and similar length of stay (LOS) in the ED.METHODOLOGY:Researchers conducted a retrospective cohort study at an urban academic ED and included adults aged 18 years or older who underwent rPOCUS for suspected renal colic between 2020 and 2022.A total of 188 patients were included in the analysis, and 47% demonstrated hydronephrosis on rPOCUS.CT use and ED LOS were compared between patients with hydronephrosis identified on rPOCUS and those without.
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Excerpt limited to ~120 words for fair-use compliance. The full article is at Medscape.