{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,26]],"date-time":"2026-09-26T02:03:18Z","timestamp":1790388198023,"version":"4.1.0"},"reference-count":20,"publisher":"Wiley","issue":"1","license":[{"start":{"date-parts":[[2013,10,29]],"date-time":"2013-10-29T00:00:00Z","timestamp":1383004800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Magnetic Resonance Imaging"],"published-print":{"date-parts":[[2014,7]]},"abstract":"<jats:sec><jats:title>Purpose<\/jats:title><jats:p>High\u2010resolution imaging of deeper anatomy such as the hip is challenging due to low signal\u2010to\u2010noise ratio (SNR), necessitating long scan times. Multi\u2010element coils can increase SNR and reduce scan time through parallel imaging (PI). We assessed the feasibility of using a 26\u2010element receive coil setup to perform 3 Tesla (T) MRI of proximal femur microarchitecture without and with PI.<\/jats:p><\/jats:sec><jats:sec><jats:title>Materials and Methods<\/jats:title><jats:p>This study had institutional review board approval. We scanned 13 subjects on a 3T scanner using 26 receive\u2010elements and a three\u2010dimensional fast low\u2010angle shot (FLASH) sequence without and with PI (acceleration factors [AF] 2, 3, 4). We assessed SNR, depiction of individual trabeculae, PI performance (1\/g\u2010factor), and image quality with PI (1 = nonvisualization to 5 = excellent).<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>SNR maps demonstrate higher SNR for the 26\u2010element setup compared with a 12\u2010element setup for hip MRI. Without PI, individual proximal femur trabeculae were well\u2010depicted, including microarchitectural deterioration in osteoporotic subjects. With PI, 1\/g values for the 26\u2010element\/12\u2010element receive\u2010setup were 0.71\/0.45, 0.56\/0.25, and 0.44\/0.08 at AF2, AF3, and AF4, respectively. Image quality was: AF1, excellent (4.8 \u00b1 0.4); AF2, good (4.2 \u00b1 1.0); AF3, average (3.3 \u00b1 1.0); AF4, nonvisualization (1.4 \u00b1 0.9).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>A 26\u2010element receive\u2010setup permits 3T MRI of proximal femur microarchitecture with good image quality up to PI AF2. <jats:bold>J. Magn. Reson. Imaging 2014;40:229\u2013238<\/jats:bold>. \u00a9 <jats:bold>2013 Wiley Periodicals, Inc<\/jats:bold>.<\/jats:p><\/jats:sec>","DOI":"10.1002\/jmri.24345","type":"journal-article","created":{"date-parts":[[2013,10,29]],"date-time":"2013-10-29T15:14:51Z","timestamp":1383059691000},"page":"229-238","source":"Crossref","is-referenced-by-count":31,"title":["Feasibility of three\u2010dimensional MRI of proximal femur microarchitecture at 3 tesla using 26 receive elements without and with parallel imaging"],"prefix":"10.1002","volume":"40","author":[{"given":"Gregory","family":"Chang","sequence":"first","affiliation":[{"name":"Department of Radiology, Center for Musculoskeletal Care NYU Langone Medical Center New York New York USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Cem M.","family":"Deniz","sequence":"additional","affiliation":[{"name":"Department of Radiology, Center for Biomedical Imaging NYU Langone Medical Center New York New York USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Stephen","family":"Honig","sequence":"additional","affiliation":[{"name":"Osteoporosis Center, Hospital for Joint Diseases NYU Langone Medical Center New York New York USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Chamith S.","family":"Rajapakse","sequence":"additional","affiliation":[{"name":"Department of Radiology Hospital of the University of Pennsylvania Philadelphia Pennsylvania USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kenneth","family":"Egol","sequence":"additional","affiliation":[{"name":"Department of Orthopedic Surgery, Hospital for Joint Diseases NYU Langone Medical Center New York New York USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ravinder R.","family":"Regatte","sequence":"additional","affiliation":[{"name":"Department of Radiology, Center for Biomedical Imaging NYU Langone Medical Center New York New York 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