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high-resolution CT volume

Experimental Flat Panel High Spatial Resolution Volume CT of the Temporal Bone

Experimental Flat Panel High Spatial Resolution Volume CT of the Temporal Bone

... new CT scanner design, realized as an experimental scanner only suitable for ex vivo specimens at this time, which can potentially overcome these difficul- ...spatial resolution, and isotropic voxel ...

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Temporal Bone CT: Improved Image Quality and Potential for Decreased Radiation Dose Using an Ultra High Resolution Scan Mode with an Iterative Reconstruction Algorithm

Temporal Bone CT: Improved Image Quality and Potential for Decreased Radiation Dose Using an Ultra High Resolution Scan Mode with an Iterative Reconstruction Algorithm

... The follow-up UHR-IR scans were conducted on a 128-sec- tion CT scanner (Somatom Definition Flash; Siemens) by using the UHR scan mode (16 ⫻ 0.6 mm collimation), with a tube potential of 120 kV, 375 effective mAs, ...

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Dynamic Perfusion CT: Optimizing the Temporal Resolution and Contrast Volume for Calculation of Perfusion CT Parameters in Stroke Patients

Dynamic Perfusion CT: Optimizing the Temporal Resolution and Contrast Volume for Calculation of Perfusion CT Parameters in Stroke Patients

... the CT scanner available (eg, MDCT, number of detector-rows, pitch, volume of contrast material, requirement for ...as high as that of the 40-, 50-, and 60-mL ...their CT scanners to permit ...

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HIGH RESOLUTION X-RAY MICRO-CT OF ULTRA-THIN WALL SPACE COMPONENTS

HIGH RESOLUTION X-RAY MICRO-CT OF ULTRA-THIN WALL SPACE COMPONENTS

... designed to inspect complex-shaped parts for micron scale flaws. Multiple x-ray projection images are acquired, followed by software reconstruction techniques using the projection images to obtain cross- sectional slices ...

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Quantitative high resolution measurement of cerebrovascular physiology with slip ring CT

Quantitative high resolution measurement of cerebrovascular physiology with slip ring CT

... An example of a timed image series is pre- sented in Figure 1A. Each image is recon- structed from raw data obtained during 1-sec- ond rotation of the X-ray tube, with a 1-second time interval between sequential images. ...

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Original Article Preoperative prediction of Ki67 proliferation index obtained from non-enhanced CT measurements allows for assessing invasiveness and forecasting growth of ground-glass-opacity nodes

Original Article Preoperative prediction of Ki67 proliferation index obtained from non-enhanced CT measurements allows for assessing invasiveness and forecasting growth of ground-glass-opacity nodes

... from high resolution CT for calculating the prediction of immunohistochemical Ki67 prolif- eration index (PI) of nGGOs based on a set of patients who had experienced ...total volume, average ...

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4D Cardiac Reconstruction Using High Resolution CT Images

4D Cardiac Reconstruction Using High Resolution CT Images

... in CT technology have made the acquisition of higher res- olution cardiac images possible, which can capture previously unseen cardiac structure ...as volume rendering, which do not lend themselves to the ...

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Quantitative Emphysema Measurement On Ultra-High-Resolution CT Scans

<p>Quantitative Emphysema Measurement On Ultra-High-Resolution CT Scans</p>

... chest CT performed by a U-HRCT ...attenuation volume (LAV%, < − 950 Houns fi eld ...expiratory volume in 1 s per forced vital capacity (FEV 1 /FVC) was assessed by ...

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[64Cu]NOTA-pentixather enables high resolution PET imaging of CXCR4 expression in a preclinical lymphoma model

[64Cu]NOTA-pentixather enables high resolution PET imaging of CXCR4 expression in a preclinical lymphoma model

... of high- affinity CXCR4-targeted imaging probes have been developed for this application, with a focus on targeted peptides, including derivatives of T140 labeled with various radionuclides (George et ...for ...

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CT arthrography for demonstration of various articular injuries in post-sprained ankle pain

CT arthrography for demonstration of various articular injuries in post-sprained ankle pain

... spatial resolution, and it is unable to separate the closely apposed tibial and talar cartilages and could not detect partial thickness chondral ...inherent high resolution of CTA permits easy ...

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Diagnostic value of high resolution CT scanning of temporal bone in cochlear implant recipients

Diagnostic value of high resolution CT scanning of temporal bone in cochlear implant recipients

... High resolution computed tomography (HRCT) is highly efficient in demonstrating the anatomy of the temporal bone. It allows a detailed presentation of anatomical features and achieves the prerequisites for ...

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CSF Leaks: Correlation of High Resolution CT and Multiplanar Reformations with Intraoperative Endoscopic Findings

CSF Leaks: Correlation of High Resolution CT and Multiplanar Reformations with Intraoperative Endoscopic Findings

... with high-resolution helical CT (section collimation, 10 patients with ...defect. CT was considered accurate if it correctly localized the CSF leak and was within 2 mm of the endoscopic ...

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Ultra-high-resolution subtraction CT angiography in the follow-up of treated intracranial aneurysms

Ultra-high-resolution subtraction CT angiography in the follow-up of treated intracranial aneurysms

... conventional CT systems can achieve results comparable to conventional DSA in the follow-up of flow diverter- and surgical clip-treated pa- tients [4, ...its high spatial resolution and the ability ...

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High resolution CT and histological findings in idiopathic pleuroparenchymal fibroelastosis: Features and differential diagnosis

High resolution CT and histological findings in idiopathic pleuroparenchymal fibroelastosis: Features and differential diagnosis

... In the second case, a 28-year-old male, non-smoker, plumber, with suspected occupational exposure to asbes- tos, presented in 2004 with cough, vomiting and muscular asthenia. Serological exams showed positive precipitins ...

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Congenital Malformations of the External and Middle Ear: High Resolution CT Findings of Surgical Import

Congenital Malformations of the External and Middle Ear: High Resolution CT Findings of Surgical Import

... Slight small external auditory canal: Hypoplastic tympanic membrane Hypoplastic tympanic bone Small middle ear cavity Varying ossicular deformity Well aerated mastoid Moderate absent ext[r] ...

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Can initial histopathological factors predict response to induction chemotherapy in advanced head and neck squamous cell carcinoma (HNSCC) - a comparison to 18-FDG-PET/CT

Can initial histopathological factors predict response to induction chemotherapy in advanced head and neck squamous cell carcinoma (HNSCC) - a comparison to 18-FDG-PET/CT

... a high avidity in 18F-FDG-uptake and allows for the correct staging of this type of tumor [26, ...a high negative predictive value has been demonstrated ...

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Validation of quantitative magnetic resonance imaging based apparent bone volume fraction in peri articular tibial bone of cadaveric knees

Validation of quantitative magnetic resonance imaging based apparent bone volume fraction in peri articular tibial bone of cadaveric knees

... a high resolution, ex vivo, cone-beam microCT scanner (Skyscan 1172, 12 megapixel camera model; Microphotonics, Allentown, PA, USA): X-ray source voltage of 59 kV, current of 167 μA, source spot size of 300 ...

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Pulmonary involvement in Kaposi sarcoma: correlation between imaging and pathology

Pulmonary involvement in Kaposi sarcoma: correlation between imaging and pathology

... D. High-resolution CT scans (A and B) of two patients with pulmonary KS that demonstrate marked peribronchovascular and interlobular septal thickening and the presence of small parenchimal ...

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VOLUME BASED DTM GENERATION FROM VERY HIGH RESOLUTION PHOTOGRAMMETRIC DSMs

VOLUME BASED DTM GENERATION FROM VERY HIGH RESOLUTION PHOTOGRAMMETRIC DSMs

... multispectral high- resolution aerial images to derive Digital Surface Models (DSM) with high absolute and relative accuracy (Hirschmüller, 2005; Hirschmüller, 2008) have led to several image-based ...

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Combining high resolution satellite images and altimetry to estimate the volume of small lakes

Combining high resolution satellite images and altimetry to estimate the volume of small lakes

... offer high spatial resolution, frequent revisit times, and a unique opportunity to monitor the extent of global water resources, even small-sized ...applications, high- resolution images were ...

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