Upper and Lower Limb Imaging
Fig. 9.1 Normal MDCT vascular mapping of the peripheral arteries. Coronal MIP images were obtained in a 39 year old male with a thigh mass which demonstrate patent and normal…
RESPIRATORY IMAGING
Myocardial CT Viability
Fig. 13.1 Images from a SPECT-MIBI scan of a 64 year old male with a high grade RCA stenosis. (a) Demonstrating no defect and rest (b) and a septal defect…
Technical Advancements in Dual Energy
Features SOMATOM definition DS SOMATOM definition flash SOMATOM force Discovery 750HD Revolution Brilliance iCT SP 128 Brilliance iCT 256 Aquilion one Vendor Siemens Siemens Siemens GE GE Philips Philips Toshiba…
Abdominal Imaging Dual-Energy CT Applications
Parameter ssDECT dsDECT Single-energy CT Tube voltage (kVp) 140/80 140/80 (<90 kg); 140/100 (>90 kg) 120 (default); 100 (arterial phase) Tube current (mA) 600 mA (fixed) Automated current modulation (CARE…
Dual-Energy CT in Thoracic Imaging
Thoracic applications of dual-energy CT Pulmonary perfusion imaging Pulmonary ventilation imaging Oncologic chest imaging Lung nodule characterization Lung cancer staging Assessment of therapy response Optimization of image contrast Monoenergetic extrapolation…
Dual Energy CT Imaging for the Assessment of Coronary Artery Stenosis
Fig. 11.1 Contrast reduction using dual energy CT coronary angiography. Single energy CTCA (SE-CTCA) performed with 75 ml of iodinated contrast (above): Axial image (a) at the ascending aorta showing…
Cardiovascular CTA: Contrast, Concepts, Protocols
Fig. 5.1 Axial views (upper panel) and volume rendering reconstructions (lower panel) of aortic computed tomography angiograms (CTA) with conventional single energy computed tomography (SECT) will full iodine volume load…
Technical Aspects of DECT with Dual Layer Detectors
Fig. 3.1 Dual layer CT technology. Dual-layer CT detectors separate-ray photons into two distinct energy spectra. The first (or top) layer encountered by photons absorbs the low-energy spectrum and the…
Management of Radiation Dose
(14.1) Absorbed dose (D) is the amount of energy (J) that is deposited in a unit mass (kg), and is represented by the SI unit Gray (Gy). Although the unit…
Future in Dual Energy CT
© Springer International Publishing Switzerland 2015Patricia M. Carrascosa, Ricardo C. Cury, Mario J. García and Jonathon A. Leipsic (eds.)Dual-Energy CT in Cardiovascular Imaging10.1007/978-3-319-21227-2_15 15. Future in Dual Energy CT Kelly Branch1 and Shalin Patel1 (1) Division of Cardiology, University…
