CAJ | 학술논문

目的探讨低剂量多层螺旋CT对高危人群普查早期肺癌的价值.方法对无症状1200例体检者进行低剂量多层螺旋CT检查.体检者为年龄40岁以上,男女不限,有无抽烟不限.采用120 Kv,30 mAs低剂量多层螺旋CT扫描.结果低剂量多层螺旋CT共检出钙化性结节32例,18例非钙化性结节,其中恶性3例,包括1例非实性结节,2例实性结节.肺癌的检出率为0.25%.结论低剂量多层螺旋CT可以有效地观察肺内结节,并对肺内结节进行分类、定性,可用于高危人群普查,以发现早期肺癌.
목적 탐토저제량다층라선CT대고위인군보사조기폐암적개치.방법 대무증상1200례체검자진행저제량다층라선CT검사.체검자위년령40세이상,남녀불한,유무추연불한.채용120 Kv,30 mAs저제량다층라선CT소묘.결과 저제량다층라선CT공검출개화성결절32례,18례비개화성결절,기중악성3례,포괄1례비실성결절,2례실성결절.폐암적검출솔위0.25%.결론 저제량다층라선CT가이유효지관찰폐내결절,병대폐내결절진행분류、정성,가용우고위인군보사,이발현조기폐암.
Objective To evaluate the prevalence rate of pulmonary malignant disease in people at high risk of lung cancer through low-dose multi-slice spiral CT. Methods 1 200 symptom-free volunteers were under low-dose spiral CT scans in an on-going screening study. The people tested aged 40 or older regardless of their gender or smoking history. Low-dose CT scans were performed with Iightspeed Plus multi-slice scanner using spiral mode, 120 kV,30 mAs. Results Calcified nodules were detected in 32 participants and non-calcified nodules were detected in 18 participants by low-dose CT,in which 3 were vicious ones,including 1 non-solid lesion and 2 solid lesions. The detection rate of lung cancer was 0. 25%. Conclusion Low-dose multi-slice spiral CT was effective in detecting, classifying and defining lung nodules,and furthermore would make it possible to find lung cancer at earlier stage.