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Updated: Sep 22, 2025

Bedside Ultrasound for Guiding Fluid Removal in Patients with Pulmonary Edema: The Reverse-FALLS Protocol
Published on: July 28, 2018
Miniaturised ultrasound evaluation at the bedside
Katharina Hollerieth1, Minh-Truc Vo-Cong2, Stephanie Preuss2
1Department of Nephrology, School of Medicine, Technical University of Munich, Munich, Germany. katharina.hollerieth@mri.tum.de.
Point-of-Care Ultrasound (POCUS) effectively answers clinical questions in uro-nephrology. Experienced users find pocket ultrasound devices save time and offer economic benefits in various clinical settings.
Area of Science:
- Uro-nephrology
- Medical Imaging
- Point-of-Care Diagnostics
Background:
- Point-of-Care Ultrasound (POCUS) is increasingly recognized, yet its specific utility in uro-nephrology requires further scientific investigation.
- Despite a position paper by ESFUMB in 2019, dedicated research on POCUS in uro-nephrological practice remains limited.
Purpose of the Study:
- To evaluate the current application and effectiveness of pocket ultrasound devices at the bedside in uro-nephrological settings.
- To assess the role of POCUS in addressing common clinical issues within uro-nephrology.
Main Methods:
- 27 experienced medical doctors performed 280 bedside examinations using pocket ultrasound devices.
- Investigators utilized the devices for common uro-nephrological indications.
Main Results:
- Key indications included hydronephrosis evaluation, volume management (e.g., IVC assessment), effusion detection, and residual urine measurement.
- Pocket ultrasound devices successfully answered specific clinical questions in 90% of cases.
- Frequent applications involved hydronephrosis (147), IVC assessment (195), effusions (113), and residual urine (52).
Conclusions:
- POCUS demonstrates significant utility in uro-nephrology, offering time savings and economic advantages.
- Pocket ultrasound devices are valuable for triage and bedside follow-up, despite technical limitations.
- The study highlights the practical benefits of POCUS in both inpatient and outpatient uro-nephrological care.
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