Fig. 1

Hypointense signals on sagittal T2-weighted images with fat saturation. a Normal IPFP; b grade 1 hypointense signals of IPFP (arrow); c grade 2 hypointense signals of IPFP (arrow); d grade 3 hypointense signals of IPFP (arrow)
Hypointense signals on sagittal T2-weighted images with fat saturation. a Normal IPFP; b grade 1 hypointense signals of IPFP (arrow); c grade 2 hypointense signals of IPFP (arrow); d grade 3 hypointense signals of IPFP (arrow)