{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,19]],"date-time":"2026-10-19T14:43:30Z","timestamp":1792421010448,"version":"4.5.0"},"reference-count":22,"publisher":"Wiley","license":[{"start":{"date-parts":[[2026,9,24]],"date-time":"2026-09-24T00:00:00Z","timestamp":1790208000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2026,9,24]],"date-time":"2026-09-24T00:00:00Z","timestamp":1790208000000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["J of Ultrasound Medicine"],"abstract":"<jats:sec>\n                    <jats:title>Objectives<\/jats:title>\n                    <jats:p>Handheld ultrasound devices (HHUDs) have increased accessibility and convenience of ultrasonography, but also raised concern regarding image quality and sufficiency for clinical use. This explorative study aims to compare image quality between 3 commercially available HHUDs in patients with pneumonia, and to compare expert agreement on image quality and sonopathological findings.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>Patients were scanned with 3 different HHUDs. Clips were stored, anonymized, duplicated, and randomized. Three blinded, experienced thoracic ultrasound operators independently rated the clips for image quality (1\u20135), sufficiency for clinical use (1\u20133), and presence of sonopathological findings.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Eleven patients were scanned, yielding 38 ultrasound clips and 76 ratings per rater. Overall image quality was 3.60 (95% CI 3.40\u20133.80) for\n                      <jats:italic>Lumify<\/jats:italic>\n                      , 3.32 (95% CI 3.11\u20133.53) for\n                      <jats:italic>Vscan Air<\/jats:italic>\n                      , and 2.78 (95% CI 2.55\u20133.01) for\n                      <jats:italic>Butterfly iQ+<\/jats:italic>\n                      . Overall agreement on image quality ratings was low (27.6%). Interrater agreement for specific sonopathological findings ranged from slight for air bronchograms (kappa 0.15\u20130.34) to substantial for pleural effusions (kappa 0.58\u20130.84).\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>\n                      This explorative study demonstrated a higher image quality in\n                      <jats:italic>Vscan Air<\/jats:italic>\n                      and\n                      <jats:italic>Lumify<\/jats:italic>\n                      compared to\n                      <jats:italic>Butterfly iQ+<\/jats:italic>\n                      in patients with pneumonia. However, interrater agreement on image quality was low, while interrater agreement on sonopathological findings was moderate.\n                    <\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/jum.70494","type":"journal-article","created":{"date-parts":[[2026,9,25]],"date-time":"2026-09-25T03:02:37Z","timestamp":1790305357000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["Image Quality of Handheld Ultrasound Devices for Lung Ultrasound in Adult Patients with Pneumonia"],"prefix":"10.1002","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-9917-7150","authenticated-orcid":false,"given":"Simon Micheelsen","family":"Norl\u00e9n","sequence":"first","affiliation":[{"name":"Department of Radiology Odense University Hospital  Odense Denmark"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Morten H.","family":"Lorentzen","sequence":"additional","affiliation":[{"name":"Department of Anaesthesia and Intensive Care Odense University Hospital  Odense Denmark"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-6382-9906","authenticated-orcid":false,"given":"Christian B.","family":"Laursen","sequence":"additional","affiliation":[{"name":"Department of Respiratory Medicine Odense University Hospital  Odense Denmark"},{"name":"Centre for Advanced Lung Cancer Diagnostics (CALU) Odense University Hospital  Odense Denmark"},{"name":"Odense Respiratory Research Unit (ODIN) University of Southern Denmark  Odense Denmark"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3906-1997","authenticated-orcid":false,"given":"Rahul","family":"Bhatnagar","sequence":"additional","affiliation":[{"name":"Odense Respiratory Research Unit (ODIN) University of Southern Denmark  Odense Denmark"},{"name":"Academic Respiratory Unit University of Bristol  Bristol UK"},{"name":"Respiratory Department Southmead Hospital, North Bristol NHS Trust  Bristol UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Stefan","family":"Posth","sequence":"additional","affiliation":[{"name":"Department of Emergency Medicine Odense University Hospital  Odense Denmark"},{"name":"Emergency Medicine Research Unit University of Southern Denmark  Odense Denmark"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"S\u00f8ren Helbo","family":"Skaarup","sequence":"additional","affiliation":[{"name":"Department of Respiratory Diseases and Allergy Aarhus University Hospital  Aarhus Denmark"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-5718-3635","authenticated-orcid":false,"given":"Pia I.","family":"Pietersen","sequence":"additional","affiliation":[{"name":"Department of Radiology Odense University Hospital  Odense Denmark"},{"name":"Centre for Advanced Lung Cancer Diagnostics (CALU) Odense University Hospital  Odense Denmark"},{"name":"Research and Innovation Unit of Radiology University of Southern Denmark  Odense Denmark"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2026,9,24]]},"reference":[{"key":"e_1_2_9_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(21)00630-9"},{"key":"e_1_2_9_3_1","doi-asserted-by":"publisher","DOI":"10.1186\/1471-2458-8-222"},{"key":"e_1_2_9_4_1","doi-asserted-by":"publisher","DOI":"10.1001\/archinte.164.6.637"},{"key":"e_1_2_9_5_1","doi-asserted-by":"publisher","DOI":"10.1001\/jama.2024.14796"},{"key":"e_1_2_9_6_1","doi-asserted-by":"publisher","DOI":"10.1097\/RTI.0000000000000347"},{"key":"e_1_2_9_7_1","doi-asserted-by":"publisher","DOI":"10.1186\/1465-9921-15-50"},{"key":"e_1_2_9_8_1","doi-asserted-by":"publisher","DOI":"10.1097\/MEJ.0000000000000517"},{"key":"e_1_2_9_9_1","doi-asserted-by":"publisher","DOI":"10.1097\/MD.0000000000005713"},{"key":"e_1_2_9_10_1","doi-asserted-by":"publisher","DOI":"10.1164\/rccm.202507-1692ST"},{"key":"e_1_2_9_11_1","doi-asserted-by":"publisher","DOI":"10.3390\/medicina61020313"},{"key":"e_1_2_9_12_1","doi-asserted-by":"publisher","DOI":"10.1007\/s40477-024-00941-5"},{"key":"e_1_2_9_13_1","doi-asserted-by":"publisher","DOI":"10.3390\/diagnostics9020061"},{"key":"e_1_2_9_14_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.jclinepi.2007.11.008"},{"key":"e_1_2_9_15_1","doi-asserted-by":"publisher","DOI":"10.1183\/13993003.01519-2020"},{"key":"e_1_2_9_16_1","doi-asserted-by":"crossref","unstructured":"European Federation of Societites for Ultrasound in Medicine and Biology.Minimum training recommendations for the practice of medical ultrasound. Appendix 11: Thoracic Ultrasound The EFSUMB Newsletter section. February 2009;30(1):90\u201391.","DOI":"10.1055\/s-0029-1208020"},{"key":"e_1_2_9_17_1","doi-asserted-by":"publisher","DOI":"10.1186\/s13089-024-00392-3"},{"key":"e_1_2_9_18_1","doi-asserted-by":"publisher","DOI":"10.1186\/s13089-022-00274-6"},{"key":"e_1_2_9_19_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.ajem.2023.05.029"},{"key":"e_1_2_9_20_1","doi-asserted-by":"publisher","DOI":"10.1053\/j.jvca.2020.07.004"},{"key":"e_1_2_9_21_1","doi-asserted-by":"crossref","first-page":"213","DOI":"10.1016\/B978-0-323-91259-4.00029-1","volume-title":"Translational Sports Medicine","author":"Varzhapetyan V","year":"2023"},{"key":"e_1_2_9_22_1","doi-asserted-by":"publisher","DOI":"10.3390\/app13031321"},{"key":"e_1_2_9_23_1","doi-asserted-by":"publisher","DOI":"10.1186\/s44158-024-00187-x"}],"container-title":["Journal of Ultrasound in Medicine"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1002\/jum.70494","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/full-xml\/10.1002\/jum.70494","content-type":"application\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/pdf\/10.1002\/jum.70494","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,9,25]],"date-time":"2026-09-25T03:02:40Z","timestamp":1790305360000},"score":1,"resource":{"primary":{"URL":"https:\/\/onlinelibrary.wiley.com\/doi\/10.1002\/jum.70494"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2026,9,24]]},"references-count":22,"alternative-id":["10.1002\/jum.70494"],"URL":"https:\/\/doi.org\/10.1002\/jum.70494","archive":["Portico"],"relation":{},"ISSN":["0278-4297","1550-9613"],"issn-type":[{"value":"0278-4297","type":"print"},{"value":"1550-9613","type":"electronic"}],"subject":[],"published":{"date-parts":[[2026,9,24]]},"assertion":[{"value":"2026-04-20","order":0,"name":"received","label":"Received","group":{"name":"publication_history","label":"Publication History"}},{"value":"2026-09-16","order":2,"name":"accepted","label":"Accepted","group":{"name":"publication_history","label":"Publication History"}},{"value":"2026-09-24","order":3,"name":"published","label":"Published","group":{"name":"publication_history","label":"Publication History"}}],"article-number":"jum.70494"}}