Abstract #3680

Estimation of Perilymph Enhancement After Intrarympanic Administration of Gd-DTPA by Fast T1-Mapping with Dual Flip Angle 3D-Spoiled Gradient Echo Sequence

Shinji Naganawa¹, Masahiro Yamazaki¹, Hisashi Kawai¹, Tsutomu Nakashima²

¹Department of Radiology, Nagoya University Graduate School of Medicine, Nagoya, Aichi, Japan; ²Department of Otorhynolaryngology, Nagoya University Graduate School of Medicine, Nagoya, Aichi, Japan

FT1 mapping by 3D-GRE can predict poor enhancement of inner ear after intratympanic Gd injection, therefore unnecessary long MR scans can be avoided.