WebApr 13, 2024 · In the CBCT scans, a smaller volume CT dose index value caused stronger SMAs. ... and 6 cm diameter mode (actual diameter: 61.25 mm) for both scan-C1 and C2. The center of the FOV was positioned at approximately the center of the HA block. The dose reduction function of the CBCT scanner was enabled in this study, as in our clinical case. ... WebScan Plane: Position in degrees that describes the location of the x-ray tube for a scout scan. When the tube is at the top center of the gantry it is at 0° azimuth. Screen saved data: A ‘copy’ of a displayed image which is sometimes described as an electronic photograph. SFOV: Scan field of view--the parameter that determines
Long axial field of view PET scanners: a road map to ... - Springer
WebGE CT Scanners Comparison Chart. Model. Discovery CT750 HD. LightSpeed VCT. LightSpeed VCT Select. LightSpeed RT16. BrightSpeed Elite. BrightSpeed Elite Select. Revolution Apex. WebOct 27, 2024 · Configurations of the focal spot, detectors, scan FOV, and section thickness are a few image acquisition parameters that affect the resolution. ... For most chest CT examinations, a shorter scan time is preferred. For very large patients (weight ≥125 kg) on CT scanners with limited mA (especially on some scanners, with ≤16 detector rows), a ... description of a farm
CT Protocols OHSU
WebNov 1, 2011 · Compared with single-section CT, MDCT has some specific scan parameters that may systematically increase or decrease radiation dose to patients, ... reconstruction kernel with an edge-enhancement factor of 1 and a transaxial FOV of 20 cm. All images were reconstructed on a 512 × 512 matrix at a thickness of 0.67 mm with 0.33-mm overlap. WebThe acquisition geometry is defined by the acquisition Field of View which is determined by the fan beam angle, and will determine the maximum possible size of reconstructed image. The acquisition FOV is typically … WebScan Start: Below base of nose: Scan End: Above head soft tissue: DFOV: 220mm (open FOV to include soft tissue anterior/posterior) Breath Hold: none: PO Prep: none: IV … Radiologists work closely with OHSU MRI techs in the art of creating optimal … description of a flash drive