胰岛细胞瘤影像学演示ppt课件

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,.,*,胰岛细胞瘤的影像学检查方法,1,.,Pancreatic Endocrine Tumors:Radiologic-Clinicopathologic Correlation.RadioGraphics,2010;30:14451464,2,.,胰岛细胞瘤,大小,无症状胰岛细胞瘤,5cm,体积,1%2%,血供,10%15%,3,个,10%,3,.,Rodney H Reznek.CT/MRI of neuroendocrine tumours,.Cancer Imaging(2006)6,S163S177,.,4,.,评价良恶性的标准,对周围组织器官的侵犯,大小,淋巴结,远处转移,肿瘤的大小决定良恶性、预后，评价是否有症状无意义,5,.,腹部,BUS,EUS,6,.,King AD,Ko,GT,Yeung,VT,et al.DualphasespiralCTin thedetectionofsmallinsulinomas,of the pancreas.,Br J Radiol,.,1998;71(841):20-23.,7,.,Takuya Hosoki,.Dynamic CT of Pancreatic Tumors.,AJR,140:959-965,May 1983.,8,.,9,.,Maarten Brom,Wim J.G.Oyen,Lieke Joosten.68Ga-labelled exendin-3,a new agent for the detection of insulinomas with PET.Eur J Nucl,Med Mol Imaging(2010)37:13451355,10,.,术前定位的意义,Rothmund M,Angelini,L,Brunt LM,et al,.Surgery for benign insulinoma,:an international review.,World J Surg,1990;,14,:393399.,95%,的患者，能够在术中检出,仔细观察,触诊,术中超声,第二次手术后，不能检出的病灶为,0.5%,。,11,.,Druce MR,Muthuppalaniappan VM,OLeary B,et al.Diagnosisandlocalisationofinsulinoma:thevalueofmodernmagneticresonanceimaginginconjunctionwithcalciumstimulation catheterisation.Eur J Endocrinol,.2010 May;162(5):971-978.,12,.,13,.,体型与周围组织的影响,增强,BUS,应用不普遍,14,.,15,.,16,.,门脉期显示较清晰,17,.,龙学颖，李宜雄，王宪伟，等。胰岛素瘤术前定位诊断的回顾性分析中南大学学报（医学版）,J CentSouth Univ(MedSci,),2009,34(2).,18,.,19,.,20,.,双期增强,CT+,内镜超声,Herv Gouya,Olivier Vignaux,Joelle AuguiCT,et al.Endoscopic Sonography,and a Combined Protocol for Preoperative Evaluation of Pancreatic Insulinomas,.,AJR,2003;181:987992,21,.,Tomoaki Ichikawa,Mark S.Peterson,Michael P.Federle,et al.Islet Cell Tumor of the Pancreas:Biphasic CT versus MR Imaging in Tumor Detection.Radiology 2000;216:163171,22,.,CT,CT,23,.,谢 谢！,24,.,胃泌素瘤,25,.,VIP,瘤,26,.,转移,27,.,