three dimensional computed tomography imaging
Quantification of three-dimensional computed tomography angiography for evaluating coronary luminal stenosis using digital subtraction angiography as the standard of reference
... CTA imaging sequences in order to extract the following quantitative indices: minimal lumen diameter, percent diameter stenosis (%DS), minimal lumen area, and percent area stenosis ...
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Original Article A comparative study of four- and three-dimensional computed tomography simulation in determining displacement and volume for target region of primary tumor in esophageal carcinoma
... and three-dimensional computed tomography (4D-CT and 3D-CT) simula- tion ...in three orthogonal dimensions of three different IGTVs planning methods (including IGTV 4D , IGTV 4D’ ...
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Cone beam computed tomography in implant dentistry: recommendations for clinical use
... two- dimensional intra-oral radiographs are still considered the prime tool when there is a clinical need for postsur- gical implant monitoring ...evaluate three-dimensional bone healing, including ...
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Three-dimensional computed tomography evaluation of craniofacial characteristics according to lateral deviation of chin
... To be best of our knowledge, this is the first study to evaluate craniofacial characteristics associated with the lateral deviation of chin using 3-dimensional imaging mo- dalities. Considering the high ...
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Multiplanar and two-dimensional imaging of central airway stenting with multidetector computed tomography
... computerized tomography imaging [1-3]. Besides provid- ing anatomic imaging of tracheobronchial tree, the use of dynamic expiratory MDCT imaging can also provide functional information about ...
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Enhanced Protocols for CT Slice Thickness on Clinical Target Volume for 3d Radiation Therapy
... treatment, imaging has an important position; there is an impact on volume of tumour definition and outcomes of final ...treatment. Three dimensional radiation therapy computed ...
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Dosimetric Comparison of Intensity Modulated Radiotherapy versus Three Dimensional Conformal Radiotherapy for Patients with Brain Tumors
... and three-dimensional conformal ...and three-dimensional conformal radiation therapy (3DCRT) techniques in patients treated with different diagnosis brain ...underwent computed ...
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Fluoroscopy with MRA fusion image guidance in endovascular iliac artery interventions: study protocol for a randomized controlled trial (3DMR Iliac roadmapping study)
... Non-invasive imaging acquired before the procedure, such as contrast-enhanced magnetic resonance angiog- raphy (MRA) or computed tomography angiography (CTA), can be used as guidance during these ...
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MDCT angiographic findings of various congenital pulmonary artery anomalies in pediatric patients
... 3D: Three-dimensional; AA: Ascending aorta; ASD: Atrial septal defect; BP: Blood pressure; CHD: Congenital heart diseases; CT: Computed tomography; CTA: Computed tomography ...
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Three Tesla Magnetic Resonance and Computed Tomography Imaging in Three Dimensional Conformal Radiotherapy for Localized Prostate Cancer
... prostate imaging resulted in a higher spatial resolution with a significant improvement of anatomic details [19-21]; on the other hand endorectal coils produce changes in shape and volume of the prostate, induced ...
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Surgical treatment of rectal cancer with a Retzius shunt: a case report
... A case in which an unexpected Retzius venous short circuit between the IMV and IVC was discovered during three-dimensional computed tomography (3D-CT) prior to surgery is presented. Using this ...
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Three-dimensional modeling and morphometric investigation of computed tomography images of brown bear’s (Ursus arctos) ossa cruris (Zeugopodium)
... Today, three-dimensional modeling technology is among the most frequently preferred methods in the fields of medicine and ...viewed three-dimensionally using the medical imaging techniques ...
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The application of cone beam computed tomography in orthodontics
... diagnostic imaging method, information about root proximity, surrounding structures, and the morphology of the inferior alveolar nerve canal and maxillary sinuses can be obtained, all of which are important in ...
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Three-Dimensional Computed Tomography Diagnosis of Cranium Bifidum with Meningocele in a Lamb
... the imaging strategy. However, a single imaging study is insufficient and it is necessary to image with more one modality to correctly diagnose a lesion and provide adequate information for the ...resonance ...
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Three-Dimensional Computed Tomography Measurements of Pulmonary Artery Volumes: Development and Application
... the computed tomography images acquired for our subjects were intended for emphysema measurements of the ...Contrast imaging using an iodine-based contrast agent would allow the pulmonary artery to ...
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Application of computed tomography and magnetic resonance imaging fusion images for delineating gross tumor volume in three-dimensional conformal radiotherapy of nasopharyngeal carcinoma
... All patients tolerated treatment well and completed their prescribed doses of RT. Clinical follow-up was available for all patients, with a median follow-up of 52.0 months. This report provides 5-year results. The ...
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Cone-beam computed tomography study of morphometric evaluation of pterygoidhamulus
... beam computed tomography (CBCT) is introduced in dental imaging which provides three dimensional l and maxillofacial ...conventional computed tomography (CT), it provides ...
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High Performance Optical Computed Tomography for Accurate Three-Dimensional Radiation Dosimetry
... To determine the galvanometer control waveform, a transparent ruler was placed in the cen- ter of the water-filled aquarium in a horizontal orientation, spanning the full field of view of the scanner. A profile across ...
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Efficacy of three-dimensional roadmapping by fusion of computed tomography angiography with volumetric data from an angiography machine in endovascular therapy for iliac chronic total occlusion: a case report
... Several imaging-guided wiring techniques such as intravascular ultrasound (IVUS) have been reported; however, each method has weaknesses associated with technical difficulty and the inherent limitations of the ...
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Comparison of conventional and Cone Beam CT synthesized cephalograms
... of three mid-sagittal image measurements; while patient data was used to assess soft tissue landmarks, which could not be assessed in the dry ...conventional imaging modality under-estimates actual skull ...
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