関連ワード:  stress fracture knee mri    insufficiency fracture knee mri    stress fracture patella mri    hairline fracture knee mri    subchondral stress fracture knee mri    subchondral insufficiency fracture knee mri    subchondral insufficiency fracture knee mri radiology    do you need an mri for a stress fracture    can an mri show stress fracture    what does a stress fracture look like on an mri