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1、医学影像学教学片消化系统(一)消化系统(一)温州医学院医学影像学系Department of Radiology WMC医学影像学教学片一、急腹症Department of Radiology WMC医学影像学教学片正常腹部X线平片胁腹线腰大肌Department of Radiology WMC医学影像学教学片腹部基本病变腹内高密度影(胃肠金属异物)Department of Radiology WMC医学影像学教学片腹部基本病变腹内高密度影(肾脏输尿管结石)Department of Radiology WMC医学影像学教学片膈下游离气体Department of Radiology WM
2、C医学影像学教学片膈下游离气体Department of Radiology WMC医学影像学教学片CT膈下积气积液及腹膜炎腹水征象Department of Radiology WMC医学影像学教学片肠梗阻:机械性、动力性和血运性三类。机械性:单纯性和绞窄性;动力性:麻痹性和痉挛性;血运性:肠系膜血栓形成或栓塞。肠梗阻分类肠梗阻分类Department of Radiology WMC医学影像学教学片高位小肠梗阻:双泡征 Department of Radiology WMC医学影像学教学片肠梗阻(卧位及立位片)Department of Radiology WMC医学影像学教学片低位小肠梗
3、阻Department of Radiology WMC医学影像学教学片麻痹性肠梗阻结肠充气结肠充气为诊断本病为诊断本病的重要依据的重要依据Department of Radiology WMC医学影像学教学片绞窄性肠梗阻CT利于病因诊断一、肠癌;二、肠系膜静脉血栓Department of Radiology WMC医学影像学教学片癌症、炎症的肠梗阻Department of Radiology WMC医学影像学教学片急腹症:阑尾炎Department of Radiology WMC医学影像学教学片肠套叠(杯口征)Department of Radiology WMC医学影像学教学片Dep
4、artment of Radiology WMC医学影像学教学片回结肠套叠:弹簧征Department of Radiology WMC医学影像学教学片肠套叠横切面、纵切面CT图像显示原发病变Department of Radiology WMC医学影像学教学片乙状结肠扭转(鸟嘴征、假肿瘤征)Department of Radiology WMC医学影像学教学片腹部基本病变左上腹块影致左肾向内下移位 Department of Radiology WMC医学影像学教学片腹部基本病变腹块,CT优点Department of Radiology WMC医学影像学教学片脾脏挫裂伤、出血Departm
5、ent of Radiology WMC医学影像学教学片急腹症实质性脏器损伤(肝内血肿)Department of Radiology WMC医学影像学教学片Department of Radiology WMC医学影像学教学片二、胃肠道造影检查Department of Radiology WMC医学影像学教学片正常食道示意图 Department of Radiology WMC医学影像学教学片Department of Radiology WMC医学影像学教学片Department of Radiology WMC医学影像学教学片正常食道 Department of Radiology
6、WMC医学影像学教学片正常胃贲门、幽门管胃粘膜十二指肠降部Department of Radiology WMC医学影像学教学片Department of Radiology WMC医学影像学教学片Department of Radiology WMC医学影像学教学片十二指肠Department of Radiology WMC医学影像学教学片正常胃小肠造影Department of Radiology WMC医学影像学教学片正常空肠回肠Department of Radiology WMC医学影像学教学片正常结肠双对比造影 Department of Radiology WMC医学影像学教学
7、片正常结肠充盈相、粘膜相 Department of Radiology WMC医学影像学教学片Department of Radiology WMC医学影像学教学片胃肠道基本病变轮廓改变(龛影) Department of Radiology WMC医学影像学教学片胃肠道基本病变轮廓改变(憩室) Department of Radiology WMC医学影像学教学片胃肠道基本病变:胃肠道基本病变:轮廓改变(充缺)轮廓改变(充缺) Department of Radiology WMC医学影像学教学片胃肠道基本病变轮廓改变-肿块(充缺) Department of Radiology WMC医学影像学教学片CT:胃腔内肿块Department of Radiology WMC医学影像学教学片Department of Radiology WMC