双语病例丨腹内疝X线CT

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腹膜及腹膜腔(经典讲解汇总)

腹部平片--肠扭转,大肠梗阻,中毒性巨结肠,腹膜后积气

卧位及立位腹平片——正常,气腹,小肠梗阻,前哨肠曲

History:A65-year-oldmanpresentstotheemergencyroom(ER)withgeneralizedabdominalpain.Thepatienthasahistorypulmonarysarcoidosisbutnopriorhistoryofabdominalsurgeries.

病史:65岁男性,急腹痛;有肺结节病病史,无腹部手术史。

ChestandabdominalradiographswereorderedbytheERphysician.Frontalview,uprightradiographsofthechestandabdomenareshownbelow.

急诊拍摄胸腹部平片,胸部正位片及腹部立位片如下所示。

腹平片示有无肠梗阻?(答案:无)

CTimages:Therewasacontinuedconcernforanintra-abdominalprocess.ACTscanoftheabdomenandpelviswithoralcontrastwasperformed.Multipleaxialandcoronalimagesoftheabdomenandpelvisareshownbelow.

为进一步了解腹腔内情况,行口服造影剂腹盆部CT扫描,轴位及冠状图像如下所示。

Findings

Abdominalradiograph:Thereisamoderateamountofgasandstoolthroughoutthecolonwithnodefiniteevidenceofadynamicileusorobstruction.

CToftheabdomenandpelvis:

Thereisdisplacementofthececumanteriorlyandsuperiorly,locatednearthemidline.

Thereisadefectinthemesenteryintherightabdomenwithherniationofsmall-bowelloopsthroughthemesentericdefect.

Thereisnoevidenceofobstructionatthistime,althoughoralcontrasthasnotyetreachedtheinvolvedloopsofbowel.

Thereisnopneumatosisorfreeair.

影像表现:

腹平片:结肠内可见中等量的气体及粪便,无麻痹性肠梗阻征象。

腹盆部CT:

盲肠向前上移位,靠近中线处;

右腹部局部肠系膜缺失,小肠袢经肠系膜缺损处形成疝;

此时仍未出现肠梗阻,尽管口服造影剂仍然没有抵达受累肠袢;

腹腔内未见游离气体。

Differentialdiagnosis

Internalhernia

Small-bowelobstruction

Intussusception

Volvulus

鉴别诊断:

腹内疝

小肠梗阻

肠套叠

肠扭转

Diagnosis:Rightabdominalinternalhernia

最后诊断:右侧腹内疝

Thereisnoevidenceofobstructionatthistime.However,giventhepatient’spain,surgicalconsultationisre


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