在这个信息爆炸的时代，医学影像检查已成为我们生活的一部分。当面对各种医疗检查时，您是否曾对专业术语感到困惑？或者在选择影像检查时感到无从下手？如果是，那么这门课程正是您需要的！
本课程将详细介绍主要的医学影像检查方式，包括DR、CT、MRI、PET等，帮助您理解这些检查的成像原理、适应症和优缺点。通过学习，您将能够：
- 解答关于各种医学影像检查的疑惑
- 不再仅以“价格”作为衡量检查好坏的标准
- 理解影像诊断的目的和医生开具检查的原因
- 了解DR、CT、MRI、B超和PET-CT的工作原理
本课程适合医学影像学、生物医学工程学、临床医学、预防医学、麻醉学、全科医学等专业的学生，也适合对医学影像检查感兴趣的非专业人士。无论您是专业人士还是普通大众，这门课程都将帮助您扫除对医学影像的误解与疑问。
欢迎加入我们，揭开医学影像的神秘面纱，探索了解身体奥秘的技术与方法！
Course Overview
Medical Imaging is a critical component in disease diagnosis, encompassing a variety of modalities such as conventional X-ray, CT (Computed Tomography), ultrasound, MRI (Magnetic Resonance Imaging), and PET (Positron Emission Tomography). This course provides an in-depth exploration of the physical foundations, operational principles, and clinical applications associated with each imaging technique.
It is tailored to meet the educational needs of those studying Medical Imaging Technology, Radiology, Biomedical Engineering, Clinical Medicine, Preventive Medicine, and General Practice, while also welcoming individuals with a non-professional interest in Medical Imaging. By enrolling in this course, you will eradicate common misconceptions and clarify uncertainties surrounding medical imaging, thereby gaining a comprehensive insight into this pivotal medical discipline.
1.1 X射线的产生
1.2 X射线在物质中的衰减规律
1.3 X射线和物质的相互作用
1.4 模拟X线摄影
1.5 数字X线摄影DR
1.6 虚拟仿真——DR检查流程
1.7 单元小结
1.1 Generation of X-Rays
1.2 Attenuation Laws of X-Rays in Matter
1.3 Interaction of X-Rays with Matter
1.4 Analog Radiography – Plain Films
1.5 Digital Radiography (DR)
1.6 Virtual Simulation - DR Examination Process
1.7 Summary
平片里的战斗机——特殊X线检查Special X-ray Examinations
2.1 给X线检查加点料——X线造影术
2.2 乳房卫士——乳腺钼靶X线检查
2.3 平片里的减法——数字减影血管造影
2.4 单元小结
2.1 Spicing Up X-ray Examinations—X-ray Contrast Techniques
2.2 Guardian of Breast Health—Mammographic Examination with Molybdenum Target
2.3 Subtraction in Plain Films—Digital Subtraction Angiography (DSA)
2.4 Summary
平片升级版——CT检查Computed Tomography (CT)
3.1 CT图像重建原理
3.2 削菠萝式的螺旋CT
3.3 CT与DR的比较
3.4 虚拟仿真——CT检查流程
3.5 单元小结
3.1 Principles of CT Image Reconstruction
3.2 Pineapple-slicing Spiral CT
3.3 Comparison between CT and DR
3.4 Virtual Simulation - CT Examination Process
3.5 Summary
安全无创无辐射——超声检查Ultrasound Examination
4.1 超声的发射和接收
4.2 超声的反射和透射
4.3 B超检查原理
4.4 多姿多彩的检查——彩超
4.5 B超与CT比较
4.6 单元小结
4.1 Transmission and Reception of Ultrasound
4.2 Reflection and Transmission of Ultrasound
4.3 Principles of Ultrasonography (USG)
4.4 Color Doppler Ultrasound—Colorful Examination
4.5 Comparison between Ultrasound and CT
4.6 Summary
看“穿”大脑之利器——磁共振检查Magnetic Resonance Imaging (MRI)
5.1 磁共振有辐射吗？——磁共振现象
5.2 磁共振现象——能级劈裂
5.3 自由感应衰减信号
5.4 磁共振成像——弛豫
5.5 磁共振成像——加权图像
5.6 MRI与CT的比较
5.7 MRI检查虚拟仿真流程
5.8 单元小结
5.1 Does Magnetic Resonance Have Radiation?—Principles of Magnetic Resonance
5.2 Energy Level Splitting
5.3 Magnetic Resonance Imaging Parameters—Relaxation
5.4 Multi-parametric MRI Images—Weighted Images
5.5 Free Induction Decay Signal
5.6 Comparison between MRI and CT
5.7 Virtual Simulation - MRI Examination Process
5.8 Summary
一直被误会——核医学检查Nuclear Medicine Examination
6.1 放射性活度
6.2 γ闪烁计数器
6.3 PET+CT=PET-CT
6.4 谈“辐射”色变之医疗辐射防护
6.5 虚拟仿真-SPECT检查流程
6.6 单元小结
6.1 Radioactive Activity
6.2 Gamma Scintillation Counters
6.3 PET+CT = PET-CT
6.4 Medical Radiation Protection
6.5 Virtual Simulation - SPECT Examination Process
6.6 Summary