Abstract:
OBJECTIVE:To determine whether there is an association between T2/T2* mapping and supraspinatus tendon mechanical properties as assessed by shear-wave ultrasound elastography (SWE). MATERIALS AND METHODS:This HIPAA-compliant prospective pilot study received approval from our hospital's institutional review board. Eight patients (3 males/5 females; age range 44-72 years) and nine shoulders underwent conventional shoulder MRI, T2/T2* mapping on a 3-T scanner, and SWE. Two musculoskeletal radiologists reviewed the MRI examinations in consensus for evidence of supraspinatus tendon pathology, with tear size measured for full-thickness tears. T2/T2* values and ultrasound shear-wave velocities (SWV) were calculated in three corresponding equidistant regions of interest (ROIs) within the insertional 1-2 cm of the supraspinatus tendon (medial, middle, lateral). Pearson correlation coefficients between T2/T2* values and SWV, as well as among T2, T2*, SWV and tear size, were calculated. RESULTS:There was a significant negative correlation between T2* and SWV in the lateral ROI (r = -0.86, p = 0.013) and overall mean ROI (r = -0.90, p = 0.006). There was significant positive correlation between T2 and measures of tear size in the lateral and mean ROIs (r range 0.71-0.77, p range 0.016-0.034). There was significant negative correlation between SWV and tear size in the middle and mean ROIs (r range -0.79--0.68, p range 0.011-0.046). CONCLUSION:Our pilot study demonstrated a potential relationship between T2* values and shear wave velocity values in the supraspinatus tendon, a finding that could lead to an improved, more quantitative evaluation of the rotator cuff tendons.
journal_name
Skeletal Radioljournal_title
Skeletal radiologyauthors
Krepkin K,Bruno M,Raya JG,Adler RS,Gyftopoulos Sdoi
10.1007/s00256-016-2534-0subject
Has Abstractpub_date
2017-02-01 00:00:00pages
191-199issue
2eissn
0364-2348issn
1432-2161pii
10.1007/s00256-016-2534-0journal_volume
46pub_type
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journal_title:Skeletal radiology
pub_type: 杂志文章
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journal_title:Skeletal radiology
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abstract::Primary liposarcoma of bone is exceedingly rare. We report a case of primary pleomorphic liposarcoma in the humerus of a 38-year-old female. Radiographs demonstrated an expansile and osteolytic lesion extending from the head to the proximal part of the shaft in the right humerus. MR study showed a defined lesion in th...
journal_title:Skeletal radiology
pub_type: 杂志文章,评审
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journal_title:Skeletal radiology
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更新日期:2018-11-01 00:00:00
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journal_title:Skeletal radiology
pub_type: 杂志文章
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pub_type: 临床试验,杂志文章
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更新日期:2017-07-01 00:00:00
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journal_title:Skeletal radiology
pub_type: 杂志文章
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更新日期:2018-10-01 00:00:00
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更新日期:2013-09-01 00:00:00
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journal_title:Skeletal radiology
pub_type: 杂志文章
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更新日期:1997-06-01 00:00:00
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pub_type: 杂志文章
doi:10.1007/s00256-005-0021-0
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pub_type:
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更新日期:2016-01-01 00:00:00