急腹症的影像诊断.ppt

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1、1 Imaging Diagnosis of Acute Abdomen Diseases23Imaging Study of Acute abdominal disease45678910Erect viewSupine113.实质器官的改变实质器官的改变121314151617181920Size:7mm+内有 contrastSIZE:11mmSIZE:4mm2122232425262728293031M，31Y。发。发热，腹痛热，腹痛阑尾周围脓肿阑尾周围脓肿32333435363738394041424344正常小肠 GI,CT4546Erect viewSupine47肠狭窄4849

2、闭袢性肠梗阻闭袢性肠梗阻Closed-loop intestinal obstruction50Closed-loop intestinal obstruction5152M/90，腹胀4d，乙状结肠扭转53n受累肠管受累肠管靠近靠近n漩涡征漩涡征（whirlpool sign）54漩涡征漩涡征whirlpool55Strangulated intestinal obstruction5657585960616263Paralytic ileus回肠克隆氏病术后64656667漩涡征漩涡征whirlpool6869乙状乙状结肠憩室炎结肠憩室炎伴小肠梗阻伴小肠梗阻707172737475 Chi

3、ldrens intussusception76Adultss intussusception77影像表现影像表现78小肠套叠小肠套叠79808182血流缓慢血流缓慢静脉壁结构静脉壁结构血液组织成分血液组织成分静脉血栓静脉血栓静脉回流障碍静脉回流障碍侧支循环差侧支循环差肠壁淤血、水肿、肠壁淤血、水肿、渗出、缺血坏死、渗出、缺血坏死、穿孔，肠系膜水穿孔，肠系膜水肿肿腹膜炎腹膜炎麻痹性肠梗麻痹性肠梗阻阻838485SMASMV868788Intestinal ischemiaIntestinal ischemia8990CT91肝外伤血肿、积液、积气消化道穿孔积液积气92脾破裂肝破裂肾外伤十二指肠出血腹腔积液积气939495