医疗图像信息与处理

X光、CT、B超、核磁共振、核医学到底有什么不同？ - 丁香医生的回答 - 知乎

成像技术

• 无辐射：MRI、B超

MRI

• 无辐射

Weighted

• T1

• Proton Density

• T2

• FLAIR (FLuid Attenuation Inversion Recovery): The 90 degree B1 pulse(脉冲) is sent after long TI, at the moment when M, of CSF is zero. No FID signal is generated from CSF, and CSF is canceled out.

• TE: time of echo

• TR: time of repetition

FAQ

• T1、T2 区别

未完待续....