positron emission tomography
复数形式
positron emission tomographies
1
正电子发射断层扫描, PET
a medical imaging technique that uses a small amount of radioactive tracer material to diagnose and monitor diseases such as cancer, heart disease, and neurological disorders
- The PET scan revealed a hot spot indicating increased metabolic activity in the brain.
正电子发射断层扫描显示出一个热点，表明大脑中的代谢活动增加。
- Doctors recommended a PET scan to assess the extent of tumor growth in her lungs.
医生建议进行正电子发射断层扫描以评估她肺部肿瘤的生长程度。
- PET imaging is valuable for early detection of Alzheimer's disease.
正电子发射断层扫描成像对于阿尔茨海默病的早期检测很有价值。
- The hospital recently upgraded its facilities to include state-of-the-art PET scanners.
医院最近升级了其设施，包括最先进的正电子发射断层扫描扫描仪。
- PET scans are often combined with CT or MRI scans for more comprehensive diagnostic evaluation.
正电子发射断层扫描常与CT或MRI扫描结合使用，以进行更全面的诊断评估。