The attenuation of corresponding regions of interest in the epicardial fat in high and lowpeakkilovoltage datasets is measured and used for calibration of the heart perfusion blood volume algorithm using dect image postprocessing software heart pbv algorithm within syngo dualenergy software, siemens healthcare. Oneclick for an optimized display of the mixed dataset with optimum contrast. Correlation between dualenergy and perfusion ct in. The dual energy scans were postprocessed using syngo. Siemens debuts advanced spectct system 24x7 magazine. Image quality of iodine maps for pulmonary embolism. Intermanufacturer comparison of dualenergy ct iodine. Using the gsi volume viewer application of this vendorspecific software. Iodinesubtraction virtual unenhanced images were reconstructed for each of the 40 scans obtained on an independent workstation syngo multimodality workplace, siemens medical solutions using commercially available software syngo, dual energy. Assessment of myocardial perfusion syngo dual energy heart pbv. The attenuation of corresponding regions of interest in the epicardial fat in high and lowpeakkilovoltage datasets is measured and used for calibration of the heart perfusion blood volume algorithm using dect image postprocessing software heart pbv algorithm within syngo dualenergy software. Finally, the singlesource dual energy capability of symbia intevo bold employs two sequential spiral ct scans operating at different kv levels to combine tissue information with disease morphology, improving image quality.
Basic components and features such as the monitor layout, menus, task cards, and the patient browser will be discussed. These spectra are generated using different tube potentials, partially also with additional filtration at 140 kvp. Participants will learn how to register a patient for a ct examination and how to customize many facets of this process. Similarly, for dsdect dual energy datasets, vmi at 70 kev was reconstructed using a noiseoptimized secondgeneration monoenergetic algorithm syngo dual energy monoenergetic plus, siemens healthcare on a commercially available viewer syngo dual energy.
You can also create virtual noncontrast information using the dual energy. Group 3 n 68 was examined on a dsct using dual energy mode somatom definition, siemens. Siemens somatom definition dual source ct siemens somatom definition dual source ct siemens somatom definition dual source ct. Dualenergy computed tomography ct is a method of ct. Dualenergy ct as a potential new diagnostic tool in the. For our analysis, the livervnc application of the syngo dual energy software was used with modified parameters. Ct syngo 3d task card basic postprocessing this webbased training will provide all clinical and imaging professionals an overview of the most common types of image postprocessing. Dualenergy ct material density iodine quantification for. Berner is a research consultant of siemens ag and a. Accuracy of dualenergy computed tomography for the.
Evaluation of computeraided detection and dual energy. Spectral information can also be resolved by layer detectors or quantumcounting detectors. Dualenergy ct dect has gained much attention as a diagnostic modality in evaluating renal lesions. In dualenergy ct dect, two ct datasets are acquired with different xray spectra.
Dose levels at coronary ct angiographya comparison of dual. In patients with hepatocellular carcinoma hcc, the best time to initiate a dual energy ct scan to show the peak arterial enhancement is 9 seconds after an attenuation threshold of 150 hu is reached in the. While this is a crossmodality software, attention will be paid to the syngo user interface as it relates to computed tomography. The basis for this approach is a material decomposition into iodine contrast agent, fat, and liver tissue. Siemens will continue to add new dual energy applications to its six fda approved syngo r dual energy applications. Software uses dual energy ct to identify specific anatomy based on chemical composition november 17, 2014 the u. Physicsinformed deep learning for dualenergy computed.
Ct dual energy workshop for physicians, technologists, and. New version of siemens definition edge brings dual energy to. Dualenergy ct iodinesubtraction virtual unenhanced. Evaluation of computeraided detection and dual energy software in detection of peripheral pulmonary embolism.
Furthermore all other dual energy applications available on your syngo. Itn offers unique, exclusive coverage of covid19s im. Article siemens healthineers debut new spectct system. Postprocessing applications with the companys syngo dual energy software include monoenergetic, calculi characterization, and gout. This new dual energy viewer assists you in the initial inspection of dual energy data by including the wellestablished features optimum contrast and monoenergetic images. Class 2 device recall somatom definition as with option. You can also create virtual noncontrast information using the dual energy information from fat and liver material. The objectives of this session are to inform about patient positioning, protocol choices, and the clinical aspects of dect applications including postprocessing workflows. Postprocessing applications with the companys syngo dual energy software.
Ct syngo 3d task card basic postprocessing pepconnect. Usa page 7 traditional 5 10k for syngo dual energy. Dualenergy computed tomography dect is a new diagnostic tool for gout, but. Tying it all together, siemens integrated software. Dualenergy computed tomography has limited sensitivity for non.
Siemens shows advanced reading tools syngo dual energy lung pbv clearly shows a perfusion defect in the right lower lobe of the lung caused by pulmonary embolism. Therefore it is possible to use all available true dual energy applications on single source ct systems with no compromise on dose. Postprocessing applications using syngo dual energy software. Ct syngo dual energy viewer on the syngo multimodality work place mmwp and on the ct workplace, model number 10094833. Worklist, bolus track, care dose, syngo general license, volume workflow, ctapp. This online training is intended to train you on new features and functionalities of the syngo. Fda clears siemens spectral ct imaging software for use. To compare the dose estimates and image quality of dual energy ct.
Dual energy is able to show the iodine distribution in parenchyma, which was not possible with single energy. Siemens shows advanced reading tools imaging technology. Correlation between dualenergy and perfusion ct in patients with. This webbased training will introduce the learner to siemens proprietary imaging platform, syngo. Smooth selection of the energy level with the best contrasttonoise ratio andor with the lowest amount of metal artifacts. The smart user interface and the automated preprocessing allows a fast and efficient use of dual energy data. Siemens healthineers debuts symbia intevo bold spectct. This method for calculating the virtual noncalcium image assumes that the ct number at. Following acquisition of a contrastenhanced dual energy ct scan, the syngo. The singlesource dual energy capability employs two sequential spiral ct scans operating at different kv levels to combine tissue information with disease morphology, improving image quality. Dual energy ratio ratio of attenuation of material at 80 kv to that at 140 kv was automatically calculated by the software. Siemens introduces new radiation therapy systems, software. The objectives of this session are to inform about. In addition to these ctoptimizing features, the symbia intevo bold.