Combination of Iterative Metal Artifact Reduction and Virtual Monoenergetic Reconstruction Using Split-Filter Dual-Energy CT in Patients With Dental Artifact on Head and Neck CT
Alexander Marcel Alfred Schmidt, Jan-Peter Grunz, Bernhard Petritsch, Philipp Gruschwitz, Jonas Knarr, Henner Huflage, Thorsten Alexander Bley, Aleksander Kosmala
Abstract
VMI and IMAR techniques in split-filter DECT may be combined for clinical head and neck imaging to reduce artifact from dental hardware and improve image quality.
Topics & Concepts
MedicineNuclear medicineArtifact (error)Soft tissueHead and neckReduction (mathematics)RadiologyScannerAttenuationCorrection for attenuationImage noiseIterative reconstructionHounsfield scaleComputed tomographyInterventional radiologyTomographyImage qualityRadiation doseDosimetryAdvanced X-ray and CT ImagingRadiation Dose and ImagingAdvanced X-ray Imaging Techniques