2016_Imaging for Physicists

GRASE

• Hybrid sequence • Gradient And Spin Echo • Also known as TurboGSE • Multiple spin-echoes and gradient echoes at each spin-echo  ‘Gradient’ AND ‘Turbo’ factors to consider • Each echo phase encoded

Scan time = (TR × N AV

× N PE

)/ (N GRE

× N SE

)