肺隔离症21例临床病理分析

Pulminarysequestration reportof21cases

目的总结肺隔离症的临床表现和诊断要点。方法采用回顾性分析。结果经手术病理证实肺隔离症２１例，平均年龄２８．５岁。术前仅４例诊断正确，其余多误诊为肺囊肿、良性肿瘤或支气管扩张。综合国内文献连同本组共１７７例肺隔离症中，叶内型１４６例，叶外型３１例。本组２１例中，位于左下叶１３例，右下叶５例，右上叶２例，右中叶１例。胸部Ｘ线表现为边缘清楚的实性肿块和含有液平的囊性阴影。结论Ｂ超、ＣＴ、磁共振成像（ＭＲＩ）对显示异常动脉有重要价值，而主动脉造影对本病的确诊有决定性意义。

ObjectivesToevalatetheclinicalmanifestationanddiagnosticcharacteristicsofpul-monaryse┐questration.MethidByretrospectiveanalysis.Results21casesofpulmonarysequestra-tion,identifiedbysurgicea-pathologicaly,werereported.Only4caseswerecorectlydiagnosedbeforeoperation,theother17casesweremis-diagnosedascyst,benigntumourorbronchiectasis.177cases(includingthecasesofourown)consist:146casesofintralobulartypeand31casesofextralobulartype.In21casesofourseries,thelesionswerefoundpredominantlyintheleftlowerlobe(13),rightlowerlobe(5),rightupperlobe(2),rightmiddlelobe(1).ThemanifestationofchestX-raywereweldefinedmass-1ikedensity,orcysticshadowwithfluidlevel.CinclusionsImagingwithultra-sound、CTscanandMRIhasimportantvalueinestablishingadefinitediagnosisbyshowingtheanomalousartery.However,retrogradeaortographyplaysadecisiveroleforconfirmingthediagnosis.