[PDF] Top 20 Comparison of Image Quality Between Conventional and Low Dose Nonenhanced Head CT
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Comparison of Image Quality Between Conventional and Low Dose Nonenhanced Head CT
... the CT tube current on the basis of the patient’s body habitus, as defined by the scout image ...abdominal CT and 0.07% for pediatric head CT, both of which are approximately 10 times ... See full document
6
A Comparison of Conventional and New Technology Gravure Cylinders in Terms of Image Quality
... (dechromed) and the cylinder is re-chromed to restore the original cell depth. An additional problem created by chrome wear is that it compromises reproduction of fine lines and highlight tones. Fine lines and highlights ... See full document
189
Iterative Reconstruction in Head CT: Image Quality of Routine and Low Dose Protocols in Comparison with Standard Filtered Back Projection
... traditional dose-reduction strategies (eg, low tube current and voltage scanning or specific noise reduction kernels) come at the price of degraded image ...of conventional body CT, a ... See full document
7
Multiphase CT Angiography versus Single Phase CT Angiography: Comparison of Image Quality and Radiation Dose
... radiation dose,” many techniques have been tried to optimize radiation-dose levels in MDCT ...commercialized CT scanners provide axial scanning in maximum z-axis coverage of 40-mm ...of ... See full document
8
Low Dose Nonenhanced Head CT Protocol for Follow Up Evaluation of Children with Ventriculoperitoneal Shunt: Reduction of Radiation and Effect on Image Quality
... and low-dose CT scans in our study were not concurrently ...accurate comparison of image quality parameters. Standard-dose CT scan would also have served as a ... See full document
5
Three dimensional processing of ultrafast CT sialography for parotid masses
... three-dimensional image processing of ultrafast CT sialography in comparison with conventional CT sialography in patients with parotid ...patients, CT sialography was done with ... See full document
5
Image quality improvement using model-based iterative reconstruction in low dose chest CT for children with necrotizing pneumonia
... hanced CT, so the standard protocol for NP in our hos- pital was to perform low dose enhanced ...in CT images according to ...both image quality and image ... See full document
8
Image Quality and Radiation Dose of Dual Energy CT of the Head and Neck Compared with a Standard 120 kVp Acquisition
... First, image quality of DE-derived WA images was just comparable with, not bet- ter than, ...radiation dose of our DE protocol was 12% lower than that of ...improved image quality with ... See full document
6
Repeated Head CT in the Neurosurgical Intensive Care Unit: Feasibility of Sinogram Affirmed Iterative Reconstruction–Based Ultra Low Dose CT for Surveillance
... underwent head CT by using ULDCT from December 2012 through February ...Sixty head CT examinations of 28 con- secutive NICU patients were ...underwent head CT using ULDCT, having ... See full document
7
Comparison of Low Dose With Standard Dose Multidetector CT in Cervical Spine Trauma
... the low- dose examinations is CareDose4D (Siemens Medical ...user-selected image quality level in the image ...final image to a level desired by the user in an attempt to render ... See full document
7
Comparison of Image Quality and Radiation Dose between Fixed Tube Current and Combined Automatic Tube Current Modulation in Craniocervical CT Angiography
... of image quality and radiation doses on craniocervi- cal CTA at 2 different tube current settings, the FTC and a combined ...radiation dose, compared with the FTC ...better image ... See full document
6
Evaluation of a ct head radiation dose reduction protocol in children using anatomical delineation, diagnostic confidence and imaging quality of ct brain as parameters
... radiation dose is linearly related to amperage at a fixed kilovoltage, reduction in the miliamperage or tube current used is equivalent to dose ...optimal CT tube current is an appropriate balance ... See full document
5
Radiation Dose Reduction in Paranasal Sinus CT Using Model Based Iterative Reconstruction
... and comparison was made with both filtered back-projection and IRIS. The SAFIRE software permits 5 different levels of noise sup- pression (I-V), and these were tested by using both hard and soft kernels. SAFIRE V ... See full document
6
Reduced Dose with Maintained Image Quality Utilizing 100 kVp Carotid CT Angiography
... radiation dose than the 120 kVp technique ...diagnostic image quality in their subjective ...subjective image quality at 80 kVp are in contrast to our study’s 100 kVp technique, which ... See full document
8
CT of the Head by Use of Reduced Current and Kilovoltage: Relationship between Image Quality and Dose Reduction
... cranial CT implemented by manufacturers are oriented toward attaining best image quality in order to meet the highest diagnostic ...considerable dose reduction without loss of relevant ... See full document
7
Comparison of efficacy between low-fluence and half-dose verteporfin photodynamic therapy for chronic central serous chorioretinopathy
... visit, low- fluence and half-dose verteporfin PDT resulted in complete resolution of subretinal fluid in ...differences between the two treatments, which confirms previous reports using both ... See full document
6
A simple method for low-contrast detectability, image quality and dose optimisation with CT iterative reconstruction algorithms and model observers
... effective dose per year to the population in European countries, due to X-ray pro- cedures, is about ...this dose (range ...of CT exams was 117 per 1000 inhabitants, with an average dose per ... See full document
10
Computed Tomography Using a Low Tube Voltage Technique for Acute Ischemic Stroke
... with between 5 and 35 years of experience (mean: 14 years) evaluated the image quality of the brain CT, including image contrast, image noise, and image ... See full document
12
Measured Head CT/CTA Skin Dose and Intensive Care Unit Patient Cumulative Exposure
... skin dose in a single patient undergoing multiple scans by using dose measurements on multiple patients is a limitation of this ...consistency between PSD on different scanners for the same CT ... See full document
7
Comparison of single-dose and multiple-dose pharmacokinetics between two formulations of hydrocodone bitartrate/acetaminophen: immediate-release versus biphasic immediate- release/extended release
... APAP dose was selected in accordance with a request from the US Food and Drug Administration that drug manufacturers limit APAP to 325 mg per dosage unit in order to limit the risk of liver injury, 4 which has ... See full document
12
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