兒童肘關(guān)節(jié)骨骺損傷的MRI征象
發(fā)布時(shí)間:2018-04-19 13:31
本文選題:肘關(guān)節(jié) + 骨骺損傷 ; 參考:《廣東醫(yī)學(xué)》2015年06期
【摘要】:目的分析兒童肘關(guān)節(jié)骨骺損傷患者的MRI表現(xiàn),探討MRI在診斷兒童肘關(guān)節(jié)骨骺損傷中的應(yīng)用價(jià)值。方法對(duì)36例5~14歲經(jīng)X線檢查確診或可疑肘關(guān)節(jié)骨骺損傷兒童患者行MRI檢查,檢查序列包括快速自旋回波序列(TSET1WI)、脂肪抑制質(zhì)子密度加權(quán)像(FS-PDWI)、三維雙重回波穩(wěn)態(tài)序列(3D-DESS)、關(guān)節(jié)軟骨生理成像T2mapping。結(jié)果經(jīng)MRI證實(shí)發(fā)生骨骺骨折28例,按Salter-Harris分型各型分布:Ⅰ型4例(14.3%),Ⅱ型11例(39.3%),Ⅲ型8例(28.6%),Ⅳ型5例(17.9%),Ⅴ型0例(0%),無骨骺骨折8例。36例兒童骨骺損傷患者中34例出現(xiàn)不同程度骨髓水腫,其中28例骨髓水腫出現(xiàn)在距離骺板1 cm范圍以內(nèi),6例骨髓水腫出現(xiàn)在骺板1 cm范圍以外,2例無骨髓水腫。骺板1 cm范圍內(nèi)的骨髓水腫與兒童骨骺損傷相關(guān)(P0.05)。兒童肘關(guān)節(jié)軟骨骺損傷Salter-HarrisⅠ~Ⅳ型均可伴有關(guān)節(jié)軟骨損傷,3D-DESS結(jié)合T2mapping可對(duì)關(guān)節(jié)軟骨損傷進(jìn)行良好的觀察。結(jié)論 MRI對(duì)兒童肘關(guān)節(jié)骨骺損傷的診斷及分型有很高的準(zhǔn)確性,外傷性骨髓水腫及關(guān)節(jié)軟骨損傷是兒童肘關(guān)節(jié)外傷常見的伴發(fā)征象,可提示不典型的骨骺損傷,對(duì)減少兒童肘關(guān)節(jié)骨骺損傷的漏診、誤診具有重要意義。
[Abstract]:Objective to analyze the MRI findings of children with epiphyseal injury of elbow joint and to explore the value of MRI in the diagnosis of epiphyseal injury of elbow joint in children.Methods MRI was performed in 36 children aged 5 to 14 years with epiphyseal injury of elbow joint confirmed by X-ray or suspected.The examination sequences included fast spin echo sequence TSET1WIN, fat suppression proton density weighted imaging (FS-PDWI), three-dimensional dual echo steady-state sequence (3D-DESS), and articular cartilage imaging T2mapping.Results 28 cases of epiphyseal fracture were confirmed by MRI.According to the Salter-Harris classification, there were 4 cases of type 鈪,
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