Using 31P-MRI of hydroxyapatite for bone attenuation correction in PET-MRI: proof of concept in the rodent brain.
Vincent LebonSébastien JanYoann FontynBrice TiretGéraldine PottierEmilie JaumainJulien ValettePublished in: EJNMMI physics (2017)
In vivo 31P-ZTE MRI of hydroxyapatite provides μ-map of the skull, which can be used for attenuation correction of 18F-FDG PET images. This study is limited by several intrinsic biases associated with the size of the rat brain, which are unlikely to affect human data on a clinical PET-MRI system.
Keyphrases
- contrast enhanced
- magnetic resonance imaging
- pet ct
- positron emission tomography
- computed tomography
- diffusion weighted imaging
- pet imaging
- endothelial cells
- magnetic resonance
- deep learning
- bone regeneration
- big data
- machine learning
- bone mineral density
- optical coherence tomography
- postmenopausal women
- blood brain barrier
- cerebral ischemia