Comparison of a pocket-size ultrasound device with a premium ultrasound machine: diagnostic value and time required in bedside ultrasound examination

Verfasser / Beitragende:
[Konrad Stock, Bettina Klein, Dominik Steubl, Christian Lersch, Uwe Heemann, Stefan Wagenpfeil, Florian Eyer, Dir-Andre Clevert]
Ort, Verlag, Jahr:
2015
Enthalten in:
Abdominal Imaging, 40/7(2015-10-01), 2861-2866
Format:
Artikel (online)
ID: 605493774
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024 7 0 |a 10.1007/s00261-015-0406-z  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00261-015-0406-z 
245 0 0 |a Comparison of a pocket-size ultrasound device with a premium ultrasound machine: diagnostic value and time required in bedside ultrasound examination  |h [Elektronische Daten]  |c [Konrad Stock, Bettina Klein, Dominik Steubl, Christian Lersch, Uwe Heemann, Stefan Wagenpfeil, Florian Eyer, Dir-Andre Clevert] 
520 3 |a Purpose: Time savings and clinical accuracy of a new miniature ultrasound device was investigated utilizing comparison with conventional high-end ultrasound instruments. Our objective was to determine appropriate usage and limitations of this diagnostic tool in internal medicine. Methods: We investigated 28 patients from the internal-medicine department. Patients were examined with the Acuson P10 portable device and a Sonoline Antares instrument in a cross-over design. All investigations were carried out at the bedside; the results were entered on a standardized report form. The time for the ultrasound examination (transfer time, setting up and disassembly, switching on and off, and complete investigation time) was recorded separately. Results: Mean time for overall examination per patient with the portable ultrasound device was shorter (25.0±4.5min) than with the high-end machine (29.4±4.4min; p<0.001). When measuring the size of liver, spleen, and kidneys, the values obtained differed significantly between portable device and the high-end instrument. In our study, we identified 113 pathological ultrasound findings with the high-end ultrasound machine, while 82 pathological findings (73%) were concordantly detected with the portable ultrasound device. The main diagnostic strengths of the portable device were in the detection of ascites (sensitivity 80%), diagnosis of fatty liver, and identification of severe parenchymal liver damage. Conclusions: The clinical utility of portable ultrasound machines is limited. There will be clinical roles for distinct clinical questions such as detection of ascites or pleural effusion when used by experienced examiners. However, sensitivity in detecting multiple pathologies is not comparable to high-end ultrasound machines. 
540 |a Springer Science+Business Media New York, 2015 
690 7 |a Pocket-size ultrasound  |2 nationallicence 
690 7 |a Abdominal ultrasound  |2 nationallicence 
690 7 |a Emergency ultrasound  |2 nationallicence 
690 7 |a Examination time  |2 nationallicence 
690 7 |a Handheld ultrasound  |2 nationallicence 
700 1 |a Stock  |D Konrad  |u Abteilung für Nephrologie, Technische Universität München, Munich, Bavaria, Germany  |4 aut 
700 1 |a Klein  |D Bettina  |u Abteilung für Nephrologie, Technische Universität München, Munich, Bavaria, Germany  |4 aut 
700 1 |a Steubl  |D Dominik  |u Abteilung für Nephrologie, Technische Universität München, Munich, Bavaria, Germany  |4 aut 
700 1 |a Lersch  |D Christian  |u Medizinische Klinik und Poliklinik, Technische Universität München, Munich, Germany  |4 aut 
700 1 |a Heemann  |D Uwe  |u Abteilung für Nephrologie, Technische Universität München, Munich, Bavaria, Germany  |4 aut 
700 1 |a Wagenpfeil  |D Stefan  |u Institut für medizinische Statistik und Epidemiologie, Technische Universität München, Munich, Germany  |4 aut 
700 1 |a Eyer  |D Florian  |u Abteilung für Toxikologie, Technische Universität München, Munich, Germany  |4 aut 
700 1 |a Clevert  |D Dir-Andre  |u Institut für Radiologie, Klinikum der Universität München, Munich, Germany  |4 aut 
773 0 |t Abdominal Imaging  |d Springer US; http://www.springer-ny.com  |g 40/7(2015-10-01), 2861-2866  |x 0942-8925  |q 40:7<2861  |1 2015  |2 40  |o 261 
856 4 0 |u https://doi.org/10.1007/s00261-015-0406-z  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00261-015-0406-z  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Stock  |D Konrad  |u Abteilung für Nephrologie, Technische Universität München, Munich, Bavaria, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Klein  |D Bettina  |u Abteilung für Nephrologie, Technische Universität München, Munich, Bavaria, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Steubl  |D Dominik  |u Abteilung für Nephrologie, Technische Universität München, Munich, Bavaria, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Lersch  |D Christian  |u Medizinische Klinik und Poliklinik, Technische Universität München, Munich, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Heemann  |D Uwe  |u Abteilung für Nephrologie, Technische Universität München, Munich, Bavaria, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Wagenpfeil  |D Stefan  |u Institut für medizinische Statistik und Epidemiologie, Technische Universität München, Munich, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Eyer  |D Florian  |u Abteilung für Toxikologie, Technische Universität München, Munich, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Clevert  |D Dir-Andre  |u Institut für Radiologie, Klinikum der Universität München, Munich, Germany  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Abdominal Imaging  |d Springer US; http://www.springer-ny.com  |g 40/7(2015-10-01), 2861-2866  |x 0942-8925  |q 40:7<2861  |1 2015  |2 40  |o 261