Assessment of T1ρ Mapping of Thoracolumbar Discs at 3T with and Without RF Shimming

Keywords

absent accomplish accurate acquisition acquisitions addition adjacent anatomy artifact artifacts assess assessment averaging axial banding best care cartilage cause central clear college composite consistent content create defects defined degeneration described detection developed disc discs drawn dual early either enough exponential fail field fits fitted five fletcher free frequency function generally gross health healthy inhomogeneities inhomogeneity interleaved interpretation investigate investigators junction lock locking mapping maps matrix medicine minimize motion near nominal nucleus obscured overlap partial performance pixel poor posterior previous previously produce produced pulse pulses quality radiological radiology reduce reduced relatively repeated rippling robust selected shimmed shimming significantly slice slices spin spine studied substantial system tissues traditional turbo typical volume volunteers watts