• 1MRI Department of Qinhuangdao 1st Hospital, Qinhuangdao Hebei 066000; 2Department of General Surgery, West China Hospital, Sichuan University, Chengdu 610041; 3Department of Radiology, Shahe people’s Hospital, Shahe Hebei 054100, China;
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目的:探討MRI不同檢查方法對十二指腸乳頭旁憩室(periampullary diverticulum,PAD)的診斷價值。方法:應用MRI多序列檢查方法診斷PAD23例,并進行分析。結果:T1WI顯示為囊狀低信號影,與十二指腸相通者1例,其余22例表現為不均勻略低及高低混雜信號,均未明確診斷;橫斷位壓脂T2WI顯示含氣液平面囊性病灶15例;冠狀位FIESTA序列表現為混雜高信號或高信號影15例;呼吸觸發3D MRCP表現為高或混雜高信號影16例;冠狀位屏氣3DCE LAVA動態增強掃描均清晰顯示。其中合并膽系結石13例,膽系炎癥及感染13例,胰腺炎3例,膽胰管擴張3例,十二指腸炎癥3例。結論:MRI能多序列、多方位、直觀、無創的清晰顯示PAD的部位、大小、范圍及與鄰近結構的關系,同時顯示膽胰疾病形態學改變。故MRI多序列檢查非常必要,是PAD診斷及鑒別診斷的重要方法。

Citation: WANG Zhanqiu,LU Wusheng,WANG Zhanying,et al. Analysis of Different MRI Methods in Diagnosis of Periampullary Diverticulum. West China Medical Journal, 2009, 24(5): 1203-1206. doi: Copy

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