上腹部ＣＴ讀片指南1上腹部ＣＴ讀片指南1CompanyLogoCT讀片原則CT讀片時較一般X線讀片要復雜,因為CT圖像是人體的橫斷面,同時又有掃描部位與層次問題,微小病變也有遺漏的可能,讀片時亦應參考平片、MRI、US等影像檢查,互補其不足,發(fā)揮各種檢查方法的特長,有利于診斷。1.1掃描位置與層次的判斷首先了解人體橫斷面解剖觀察掃描圖像位置是否正確,各臟器是否包括,掃描計劃是否恰當。1.2窗寬與窗位是否正確掃描后進行攝片時應采取各部位標準窗寬與窗位,必要時依病變不同選取顯示最佳窗寬與窗位。如不正確有可能使病變不能顯示或顯示不佳。平掃與增強CompanyLogo2CompanyLogoCT讀片原則CompanyLogCompanyLogo1.3讀片時仔細觀察首先了解是平描或增強掃描(注射碘水造影劑)1.4詳細閱讀圖像及資料要了解機器掃描條件、病人資料、檢查日期以及某某醫(yī)院等等,作為診斷的參考。1.5異常影像的觀察如發(fā)現(xiàn)異常影像時,則要對病變影像的部位、大小與數(shù)目、邊緣、密度、內(nèi)部結(jié)構(gòu)以及與周圍的關(guān)系等作詳細觀察。如為復查則需對病變的動態(tài)進行描述。1.6分析與判斷發(fā)現(xiàn)異常影像,對影像作全面的分析、推理,最后作出判斷。診斷的基礎(chǔ)是首先了解正常影象解剖,并對各種疾病的病理變化有深入的了解,再結(jié)合病史、主訴,不難作出正確的判斷。CompanyLogo3CompanyLogo1.3CompanyLogo3CompanyLogoCompanyLogo4CompanyLogoCompanyLogo4CompanyLogoCompanyLogo5CompanyLogoCompanyLogo5CompanyLogoCompanyLogo6CompanyLogoCompanyLogo6CompanyLogoCompanyLogo7CompanyLogoCompanyLogo7CompanyLogoCompanyLogo8CompanyLogoCompanyLogo8CompanyLogoCompanyLogo9CompanyLogoCompanyLogo9CompanyLogoCompanyLogo10CompanyLogoCompanyLogo10CompanyLogoCompanyLogo11CompanyLogoCompanyLogo11CompanyLogoCompanyLogo12CompanyLogoCompanyLogo12CompanyLogoCompanyLogo13CompanyLogoCompanyLogo13CompanyLogoCompanyLogo14CompanyLogoCompanyLogo14CompanyLogoCompanyLogo15CompanyLogoCompanyLogo15CompanyLogoCompanyLogo16CompanyLogoCompanyLogo16CompanyLogoCompanyLogo17CompanyLogoCompanyLogo17CompanyLogoCompanyLogo18CompanyLogoCompanyLogo18CompanyLogoCompanyLogo19CompanyLogoCompanyLogo19CompanyLogoCompanyLogo20CompanyLogoCompanyLogo20CompanyLogoCompanyLogo21CompanyLogoCompanyLogo21CompanyLogoCompanyLogo22CompanyLogoCompanyLogo22CompanyLogoCompanyLogo23CompanyLogoCompanyLogo23CompanyLogoCompanyLogo24CompanyLogoCompanyLogo24CompanyLogoCompanyLogo25CompanyLogoCompanyLogo25CompanyLogoCompanyLogo26CompanyLogoCompanyLogo26CompanyLogoCompanyLogo27CompanyLogoCompanyLogo27CompanyLogoCompanyLogo28CompanyLogoCompanyLogo28CompanyLogoCompanyLogo29CompanyLogoCompanyLogo29CompanyLogoCompanyLogo30CompanyLogoCompanyLogo30CompanyLogoCompanyLogo31CompanyLogoCompanyLogo31CompanyLogoCompanyLogo32CompanyLogoCompanyLogo32CompanyLogoCompanyLogo33CompanyLogoCompanyLogo33CompanyLogoCompanyLogo34CompanyLogoCompanyLogo34CompanyLogoCompanyLogo35CompanyLogoCompanyLogo35CompanyLogoCompanyLogo36CompanyLogoCompanyLogo36CompanyLogoCompanyLogo37CompanyLogoCompanyLogo37CompanyLogoCompanyLogo38CompanyLogoCompanyLogo38CompanyLogoCompanyLogo39CompanyLogoCompanyLogo39CompanyLogoCompanyLogo40CompanyLogoCompanyLogo40CompanyLogoCompanyLogo41CompanyLogoCompanyLogo41CompanyLogoCompanyLogo42CompanyLogoCompanyLogo42CompanyLogoCompanyLogo43CompanyLogoCompanyLogo43CompanyLogoCompanyLogo44CompanyLogoCompanyLogo44CompanyLogoCompanyLogo45CompanyLogoCompanyLogo45CompanyLogoCompanyLogo46CompanyLogoCompanyLogo46CompanyLogoCompanyLogo47CompanyLogoCompanyLogo47CompanyLogoCompanyLogo48CompanyLogoCompanyLogo48CompanyLogoCompanyLogo49CompanyLogoCompanyLogo49CompanyLogoCompanyLogo50CompanyLogoCompanyLogo50CompanyLogoCompanyLogo51CompanyLogoCompanyLogo51CompanyLogoCompanyLogo52CompanyLogoCompanyLogo52CompanyLogoCompanyLogo53CompanyLogoCompanyLogo53CompanyLogoCompanyLogo54CompanyLogoCompanyLogo54CompanyLogoCompanyLogo55CompanyLogoCompanyLogo55CompanyLogoCompanyLogo56CompanyLogoCompanyLogo56CompanyLogoCompanyLogo57CompanyLogoCompanyLogo57CompanyLogoCompanyLogo58CompanyLogoCompanyLogo58CompanyLogoCompanyLogo59CompanyLogoCompanyLogo59CompanyLogoCompanyLogo60CompanyLogoCompanyLogo60CompanyLogoCompanyLogo61CompanyLogoCompanyLogo61CompanyLogoCompanyLogo62CompanyLogoCompanyLogo62CompanyLogoCompanyLogo63CompanyLogoCompanyLogo63CompanyLogoCompanyLogo64CompanyLogoCompanyLogo64CompanyLogoCompanyLogo65CompanyLogoCompanyLogo65CompanyLogoCompanyLogo66CompanyLogoCompanyLogo66CompanyLogoCompanyLogo67CompanyLogoCompanyLogo67CompanyLogoCompanyLogo68CompanyLogoCompanyLogo68CompanyLogoCompanyLogo69CompanyLogoCompanyLogo69CompanyLogoCompanyLogo70CompanyLogoCompanyLogo70CompanyLogoCompanyLogo71CompanyLogoCompanyLogo71CompanyLogoCompanyLogo72CompanyLogoCompanyLogo72CompanyLogoCompanyLogo73CompanyLogoCompanyLogo73CompanyLogoCompanyLogo74CompanyLogoCompanyLogo74CompanyLogoCompanyLogo75CompanyLogoCompanyLogo75CompanyLogoCompanyLogo76CompanyLogoCompanyLogo76CompanyLogoCompanyLogo77CompanyLogoCompanyLogo77CompanyLogoCompanyLogo78CompanyLogoCompanyLogo78CompanyLogoCompanyLogo79CompanyLogoCompanyLogo79CompanyLogoCompanyLogo80CompanyLogoCompanyLogo80CompanyLogoCompanyLogo81CompanyLogoCompanyLogo81CompanyLogoCompanyLogo82CompanyLogoCompanyLogo82CompanyLogoCompanyLogo83CompanyLogoCompanyLogo83CompanyLogoCompanyLogo84CompanyLogoCompanyLogo84CompanyLogoCompanyLogo85CompanyLogoCompanyLogo85CompanyLogoCompanyLogo86CompanyLogoCompanyLogo86CompanyLogoCompanyLogo87CompanyLogoCompanyLogo87CompanyLogoCompanyLogo88CompanyLogoCompanyLogo88CompanyLogoCompanyLogo89CompanyLogoCompanyLogo89CompanyLogoCompanyLogo90CompanyLogoCompanyLogo90CompanyLogoCompanyLogo91CompanyLogoCompanyLogo91CompanyLogoCompanyLogo92CompanyLogoCompanyLogo92CompanyLogoCompanyLogo93CompanyLogoCompanyLogo93CompanyLogoCompan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