the pancreas胰腺

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1、Thepancreas胰腺THENORMALPANCREAS正常胰腺Transversesection(TS)showingthenormalpancreas横切面显示正常的胰腺(B)Longitudinalsection(LS)obliquetotherightofmidline,demonstratingtheheadofpancreas,P,withthecommonbileduct(CBD)runningthroughit.向右偏斜的纵切面显示胰头部，可以看见胆总管绕行。(C)LSatthemidline,demonstratingtheb

2、odyofpancreas.纵切面显示胰体部(D)LSangledthroughtheleftlobeofthelivertowardsthetailofpancreas(p).偏向左肝的纵切面显示胰头部。(C)(D)(E)Waterinthestomach,ST,providesawindowthroughwhichtoviewthepancreas.胃里充满水，为显示胰腺提供了透声窗。(F)Themainpancreaticduct(arrow)isnormallyupto2mmindiameter(arrow=CBD).主胰管的正常内径是小于

3、2mm。(E)(F)（A）Pancreasinayoungperson,demonstratingnormalhypoechogenicity.一个青年人的胰腺，显示正常胰腺为低回声。(B)Thenormaladultpancreasisslightlymoreechogenicthantheliver.一个正常成年人的胰腺，回声较肝脏稍高。(C)Thepancreasbecomeshyperechoicinanolderpatient.在老年人的胰腺回声变的更高了。pancreatitis胰腺炎Acutepancreatitisinapatien

4、twithalcoholicliverdisease.Thepancreasishypoechoicandbulkywithalobulatedoutline.一个患有酒精性脂肪肝患者得了急性胰腺炎，胰腺体积增大，回声减低，轮廓呈分叶状。(B)Largepseudocystnearthetailofthepancreasinacutepancreatitis.急性胰腺炎患者在胰尾部可见一个巨大假性囊肿。(C)Necrotictailofpancreassurroundedbyexudate.胰尾部由于胰液的分泌导致的坏死。(D)Inflammato

5、ryexudateisseenaroundtherightkidneyinacutepancreatitis急性胰腺炎患者在右肾周围见炎性渗出物。(E)Splenicandportalveinthrombosisisacomplicationofpancreatitis.胰腺炎患者的并发症有脾静脉及门静脉的血栓。(F)Adilatedpancreaticduct(arrow)filledwithbloodinhaemorrhagicpancreatitis.胰腺炎患者出血导致的胰管的扩张。(G)ERCP:apatientwithchronicpan

6、creatitishasadilatedproximalpancreaticduct.ERCP显示慢性胰腺炎患者的近端胰管的扩张。Chronicpancreatitisinapatientwithalcoholiccirrhosis;thepancreasishyperechoiccomparedwiththeliverandhasaheterogeneoustexturewithalobulatedoutline.有酒精性脂肪肝患者得了慢性胰腺炎，与肝脏相比，呈高回声，但是内部回声不均匀，轮廓呈分叶状。(B)Calcificationofthep

7、ancreasinhereditarypancreatitis.遗传性胰腺炎患者胰腺可见多发的钙化。(C)Acycleofacuteonchronicpancreatitis,withpseudocystsandconsiderablecalcification.慢性胰腺炎周围有急性炎症，伴发假性囊肿及相当多的钙化。(D)Astone(arrow)isobstructingthemainpancreaticduct.主胰管内可见结石阻塞。Pancreaticcarcinoma胰腺肿瘤Thecommonbileduct,c,isobstructedb

8、yalargehypoechoicsolidmassatitslowerend(calipers),whichisacar