2021年3月9日 · The USPSTF recommends annual screening for lung cancer with low-dose computed tomography (LDCT) in adults aged 50 to 80 years who have a 20 pack-year smoking history and currently smoke or have quit within the past 15 years.

2022年4月25日 · Lung cancer screening with a low-dose computed tomography (CT) scan, also called an LDCT, of the chest—like a mammogram used to detect breast cancer or a colonoscopy performed to check for colon cancer—is a preventive tool that may catch signs of disease at an early stage, when it’s easier to treat.

低剂量螺旋 CT 扫描(low-dose computed tomography,LDCT)是一种特殊的 CT 扫描检查，它的辐射剂量低于普通 CT，同时能获得比 X 光片更详细的胸腔图像，目前专业界推荐采用 LDCT 作为对肺癌高风险人群的筛查手段。

Transverse unenhanced low-dose CT scans show a slow-growing pulmonary nodule of the lower right lobe in a 61-year-old man. In 2012, the nodule was surgically removed and was found to be adenocarcinoma of the lung.

2025年1月17日 · There’s a new weapon in the fight against lung cancer: a low-dose computed tomography (CT) scan. This quick, easy, painless screening can detect cancer earlier, increasing treatment options and boosting success rates. Even better, if you’re a high-risk candidate, a diagnostic low dose CT scan is likely covered by your insurance.

自20世纪90年代起，随着胸部 低剂量CT （low-dose computed tomography， LDCT）技术的发展， 肺癌筛查 进入LDCT时代，临床研究结果显示，与X线胸片相比，采用LDCT对肺癌高危人群进行筛查可使肺癌病死率下降20%。 您不免会因为CT检查的辐射剂量而担心了吧？ 不用担心，正所谓低剂量CT（LDCT）是指平均辐射剂量为0.61～1.50 mSv，而普通CT的辐射剂量是7mSv。 美国医学物理师协会认为如果影像学检查的单次剂量在50 mSv 以下、短期内多次累积剂量在100 …

2022年11月1日 · Low-dose CT scans are designed to detect suspicious spots or nodules on the lungs in asymptomatic patients, helping doctors determine whether further tests are needed. The scans produce high-quality, 3D-like digital pictures of areas inside the body.

Find information about lung cancer screening, the low-dose CT scan, insurance and more. Get the latest news and information on the fight against lung cancer and for lung health. If you smoked, this new low-dose CT lung cancer screening test and eligibility quiz could save your life.

2025年3月3日 · Learn everything you should expect during your upcoming low-dose lung CT screening, including what it detects, and what happens before, during, and after a CT scan.

2024年12月11日 · There is increasing evidence that low-dose computed tomography (LDCT) screening reduces mortality; however, few countries have implemented screening strategies. This review aims to gather the best evidence to assess the relevance of …