中国医学创新
中國醫學創新
중국의학창신
MEDICAL INNOVATION OF CHINA
2013年
21期
84-85
,共2页
多层螺旋CT%低剂量扫描%肺部病变
多層螺鏇CT%低劑量掃描%肺部病變
다층라선CT%저제량소묘%폐부병변
Multi-slice spiral CT%Low dose scan%Lung lesions
目的:探讨多层螺旋CT低剂量扫描在肺部病变诊断中的应用价值。方法:选择2012年1月-2013年1月在本科进行检查的30例肺部疾病患者,对其分别进行常规剂量(160 mAs)扫描检查和低剂量(20 mAs)扫描检查,其他相关参数相同,对两种剂量扫描的效果进行对照分析,并对比不同扫描方式所产生的辐射量。结果:两种剂量扫描所发现的结节、肿块、钙化灶、结核空洞等的数量比较差异无统计学意义(P>0.05);所得的影像片在病灶特征上没有显著性差异;低剂量扫描产生辐射量为(1.02±0.02)mSv,常规量扫描产生的辐射量为(2.75±0.61)mSv,两者比较差异有统计学意义(P<0.05)。结论:CT低剂量扫描能够发现间质性肺疾病、肺结核、原发性肺癌或肺转移瘤等肺部疾病中的病变,效果与常规剂量扫描没有显著性差异无统计学意义,因此,低剂量扫描在肺部病变诊断中具有较高的应用价值,且辐射剂量较低,对患者和医务人员所造成的危害较小,值得在临床上推广应用。
目的:探討多層螺鏇CT低劑量掃描在肺部病變診斷中的應用價值。方法:選擇2012年1月-2013年1月在本科進行檢查的30例肺部疾病患者,對其分彆進行常規劑量(160 mAs)掃描檢查和低劑量(20 mAs)掃描檢查,其他相關參數相同,對兩種劑量掃描的效果進行對照分析,併對比不同掃描方式所產生的輻射量。結果:兩種劑量掃描所髮現的結節、腫塊、鈣化竈、結覈空洞等的數量比較差異無統計學意義(P>0.05);所得的影像片在病竈特徵上沒有顯著性差異;低劑量掃描產生輻射量為(1.02±0.02)mSv,常規量掃描產生的輻射量為(2.75±0.61)mSv,兩者比較差異有統計學意義(P<0.05)。結論:CT低劑量掃描能夠髮現間質性肺疾病、肺結覈、原髮性肺癌或肺轉移瘤等肺部疾病中的病變,效果與常規劑量掃描沒有顯著性差異無統計學意義,因此,低劑量掃描在肺部病變診斷中具有較高的應用價值,且輻射劑量較低,對患者和醫務人員所造成的危害較小,值得在臨床上推廣應用。
목적:탐토다층라선CT저제량소묘재폐부병변진단중적응용개치。방법:선택2012년1월-2013년1월재본과진행검사적30례폐부질병환자,대기분별진행상규제량(160 mAs)소묘검사화저제량(20 mAs)소묘검사,기타상관삼수상동,대량충제량소묘적효과진행대조분석,병대비불동소묘방식소산생적복사량。결과:량충제량소묘소발현적결절、종괴、개화조、결핵공동등적수량비교차이무통계학의의(P>0.05);소득적영상편재병조특정상몰유현저성차이;저제량소묘산생복사량위(1.02±0.02)mSv,상규량소묘산생적복사량위(2.75±0.61)mSv,량자비교차이유통계학의의(P<0.05)。결론:CT저제량소묘능구발현간질성폐질병、폐결핵、원발성폐암혹폐전이류등폐부질병중적병변,효과여상규제량소묘몰유현저성차이무통계학의의,인차,저제량소묘재폐부병변진단중구유교고적응용개치,차복사제량교저,대환자화의무인원소조성적위해교소,치득재림상상추엄응용。
Objective:To evaluate the application value of low dose multi-slice spiral CT scan in diagnosis of pulmonary lesions.Method:30 cases with pulmonary disease were selected in the department of author from January 2012 to January 2013,the conventional dose(160 mAs)scanning and low dose(20 mAs)scan were given to them respectively,other relevant parameters were the same,two kinds of dose effect were analyzed and compared,compared the amount of radiation produced by different scanning modes.Result:The number comparison of nodules,mass,calcification, tuberculous cavity by different scanning had no statistical significance(P>0.05),there were no significant differences between the images obtained in lesion characteristics,low dose scanning radiation amount was(1.02±0.02)mSv,routine scanning radiation amount was(2.75±0.61)mSv, the difference was statistically significant between them(P<0.05).Conclusion:Low dose CT scan can found interstitial lung disease,pulmonary tuberculosis,lung cancer or lung metastasis lung disease lesions,there is no significant difference in the effect of routine dose scanning,and therefore, low dose scanning has high application value in the diagnosis of lung diseases,and lower radiation dose,less harmful to the patients and the medical staff,and worth of clinical application.