Ten years have passed since the first commercial equipment for
... For clinical use, the display method of elastogram is an important factor since it is useful for diagnosis to easily relate the location in elastogram (strain image) to B-mode as a morphological image. Different types of display method are used for ultrasonographic equipment as shown in Fig. 4. For ...
... For clinical use, the display method of elastogram is an important factor since it is useful for diagnosis to easily relate the location in elastogram (strain image) to B-mode as a morphological image. Different types of display method are used for ultrasonographic equipment as shown in Fig. 4. For ...
Chapter 7 Diagnostic Imaging of Horses
... additional safety risks to personnel. Also, the equipment is expensive and not economical for most practices. “Xeros” are useful when routine radiographs do not provide sufficient detail for a diagnosis. Digital radiography is an emerging technology that is becoming more popular and affordable. Stan ...
... additional safety risks to personnel. Also, the equipment is expensive and not economical for most practices. “Xeros” are useful when routine radiographs do not provide sufficient detail for a diagnosis. Digital radiography is an emerging technology that is becoming more popular and affordable. Stan ...
General Screen Film Radiography and Its Limitations
... body. Large subject contrast results from large differences in attenuation rates. Large subject contrast will typically result from a low effective energy beam as well as large differences in attenuation (Bushong, 2001; Fauber, 2000; Gunn, 2002). Subject contrast produces differences in optical dens ...
... body. Large subject contrast results from large differences in attenuation rates. Large subject contrast will typically result from a low effective energy beam as well as large differences in attenuation (Bushong, 2001; Fauber, 2000; Gunn, 2002). Subject contrast produces differences in optical dens ...
The diagnosis of brain tuberculoma by H-magnetic
... lipid peaks (0.9–1.3 ppm) from overlapping lactate peaks (1.3 ppm). The number of acquisitions was 128 resulting in an effective 1H-MRS acquisition time of less than 5 min. The voxel was manually positioned within the encountered focal lesion. Care was given that the voxel did not include adjacent g ...
... lipid peaks (0.9–1.3 ppm) from overlapping lactate peaks (1.3 ppm). The number of acquisitions was 128 resulting in an effective 1H-MRS acquisition time of less than 5 min. The voxel was manually positioned within the encountered focal lesion. Care was given that the voxel did not include adjacent g ...
Radiation Protection in Digital Radiology - RPOP
... • Typically the initial setting for the automatic ...
... • Typically the initial setting for the automatic ...
Digital radiography detectors e A technical overview: Part 1
... acquisition of projection radiographs. These digital systems are traditionally split into two broadly defined categories: computed radiography (CR) and digital radiography (DR).4,5 Although this taxonomy is commonly accepted other classifications are described: direct digital radiography and Indirec ...
... acquisition of projection radiographs. These digital systems are traditionally split into two broadly defined categories: computed radiography (CR) and digital radiography (DR).4,5 Although this taxonomy is commonly accepted other classifications are described: direct digital radiography and Indirec ...
Best Practices in Digital Radiography
... practice standards, however. Conventional film-screen radiation exposure techniques are based on the specific film-screen system and the conditions under which the radiographer processes the film. Digital radiography separates acquisition, processing and display, which enables a radiographer to prod ...
... practice standards, however. Conventional film-screen radiation exposure techniques are based on the specific film-screen system and the conditions under which the radiographer processes the film. Digital radiography separates acquisition, processing and display, which enables a radiographer to prod ...
Diffusion-weighted imaging (DWI) in musculoskeletal MRI: a critical
... considered essential in the assessment of the musculoskeletal system need clarification. The aim of this review is to appraise the current literature on DWI in the musculoskeletal system in order to make recommendations on those situations where it could be considered an essential add-on to conventi ...
... considered essential in the assessment of the musculoskeletal system need clarification. The aim of this review is to appraise the current literature on DWI in the musculoskeletal system in order to make recommendations on those situations where it could be considered an essential add-on to conventi ...
INTUITIVE PC-BASED DICOM VIEWING AND ROUTING
... Reformatting (MPR) tools to reconstruct two-dimensional views of a series after creating a three-dimensional volume. Users are able to change the layout, view modes and the viewing angle in MPR view. This value-added feature provides radiologists with more tools to make accurate diagnoses for referr ...
... Reformatting (MPR) tools to reconstruct two-dimensional views of a series after creating a three-dimensional volume. Users are able to change the layout, view modes and the viewing angle in MPR view. This value-added feature provides radiologists with more tools to make accurate diagnoses for referr ...
Cine MR angiography of the heart with segmented true fast imaging
... and blood-myocardial signal-to-noise ratio (SNR). With true fast imaging with steadystate precession (FISP) (2– 4), an alternating, large-flip-angle, radio-frequency excitation scheme coupled with a fully balanced gradient waveform is used to recycle steady-state magnetization in long T2 species. Th ...
... and blood-myocardial signal-to-noise ratio (SNR). With true fast imaging with steadystate precession (FISP) (2– 4), an alternating, large-flip-angle, radio-frequency excitation scheme coupled with a fully balanced gradient waveform is used to recycle steady-state magnetization in long T2 species. Th ...
Free PDF
... respect to steroids orally administered6. At the last follow-up, the patient resulted free of all symptoms and PTH and ionized serum calcium has remained normal within the observation period. ...
... respect to steroids orally administered6. At the last follow-up, the patient resulted free of all symptoms and PTH and ionized serum calcium has remained normal within the observation period. ...
Wanted: Dead or alive — the search for markers of
... or "hibernating" myocardium that may be present long after the initial insult has occurred, Although these two situations share many characteristics, the requirements for an acceptable technique to define them may be considerably different . In an acute, evolving infarction the method should be simp ...
... or "hibernating" myocardium that may be present long after the initial insult has occurred, Although these two situations share many characteristics, the requirements for an acceptable technique to define them may be considerably different . In an acute, evolving infarction the method should be simp ...
Imaging of atherosclerosis: magnetic resonance imaging
... Atherosclerosis and its thrombotic complications are the major cause of morbidity and mortality in the industrialized countries. Despite advances in our understanding of the pathophysiology, pathogenesis, and new treatment modalities, the absence of an adequate non-invasive imaging tool for early de ...
... Atherosclerosis and its thrombotic complications are the major cause of morbidity and mortality in the industrialized countries. Despite advances in our understanding of the pathophysiology, pathogenesis, and new treatment modalities, the absence of an adequate non-invasive imaging tool for early de ...
Direct Coronal View ofthe Shoulder with
... ability of anthrographic computed tomography (CT) (1,2) and magnetic resonance (MR) imaging (3,4) to depict rotator cuff tears. In comparing these two techniques for evaluation of the rotator cuff, MR imaging seems to be more effective. The accuracy ...
... ability of anthrographic computed tomography (CT) (1,2) and magnetic resonance (MR) imaging (3,4) to depict rotator cuff tears. In comparing these two techniques for evaluation of the rotator cuff, MR imaging seems to be more effective. The accuracy ...
Products in - Ophthalmology Times
... layers of the eye, such as the choroid and sclera. This new technology allows for better resolution imaging when studying chorioretinal diseases as a result of the longer wavelength employed [around 1050 nm, compared to 800 nm used in previous technologies, such as time-domain or spectral-domain (SD ...
... layers of the eye, such as the choroid and sclera. This new technology allows for better resolution imaging when studying chorioretinal diseases as a result of the longer wavelength employed [around 1050 nm, compared to 800 nm used in previous technologies, such as time-domain or spectral-domain (SD ...
PET CT Scan
... Precision bed with low attenuation carbon fibre pallet and minimum sag of the patient table top. It shall be able to bear 180 kg or more patient weight. The horizontal motion of the patient bed must be electrically motorized and computer controlled with an independent operator control option as well ...
... Precision bed with low attenuation carbon fibre pallet and minimum sag of the patient table top. It shall be able to bear 180 kg or more patient weight. The horizontal motion of the patient bed must be electrically motorized and computer controlled with an independent operator control option as well ...
External Quality Assurance of Nuclear Medicine
... The quality of nuclear medicine imaging, as in all imaging modalities, depends on the whole investigation procedure. If any of the separate steps is unsatisfactory, the result is not reliable. Most of the individual steps and the facility can, and should, be checked by employees of departments regul ...
... The quality of nuclear medicine imaging, as in all imaging modalities, depends on the whole investigation procedure. If any of the separate steps is unsatisfactory, the result is not reliable. Most of the individual steps and the facility can, and should, be checked by employees of departments regul ...
molecular imaging of cancer with positron emission tomography
... than SPECT, and positron-emitting isotopes can readily be substituted for naturally occurring atoms, producing less perturbation to the biochemical behaviour of the radiolabelled parent molecule. SPECT systems can be developed with improved spatial resolution, but not without a further loss in sensi ...
... than SPECT, and positron-emitting isotopes can readily be substituted for naturally occurring atoms, producing less perturbation to the biochemical behaviour of the radiolabelled parent molecule. SPECT systems can be developed with improved spatial resolution, but not without a further loss in sensi ...
SOMATOM Emotion
... From the very beginning of CT technology, image quality has been the first priority. This is still true today and was a constant focus during development of the new SOMATOM Emotion 6- and 16-slice CT systems. This focus, along with over three decades of CT experience, is clearly demonstrated in ever ...
... From the very beginning of CT technology, image quality has been the first priority. This is still true today and was a constant focus during development of the new SOMATOM Emotion 6- and 16-slice CT systems. This focus, along with over three decades of CT experience, is clearly demonstrated in ever ...
Evaluation of the Effective Detective Quantum Efficiency for Various
... and grid for chest imaging with a direct flat-panel-based digital radiographic system. The exposure factors that we considered were the tube potential and an anti-scatter moving grid. The incident air kerma was adjusted for each tube potential to yield an effective dose of 34 µSv. The scatter fracti ...
... and grid for chest imaging with a direct flat-panel-based digital radiographic system. The exposure factors that we considered were the tube potential and an anti-scatter moving grid. The incident air kerma was adjusted for each tube potential to yield an effective dose of 34 µSv. The scatter fracti ...
Cone beam computed tomography and other imaging techniques in
... TACT represents yet another form of radiographic imaging and is essentially a three-dimensional imageforming algorithm that can be used with any type of digital imaging system (46). It produces 3D data from several regular radiographs of a given area. Unlike other 3D images, the raw images used are ...
... TACT represents yet another form of radiographic imaging and is essentially a three-dimensional imageforming algorithm that can be used with any type of digital imaging system (46). It produces 3D data from several regular radiographs of a given area. Unlike other 3D images, the raw images used are ...
Neonatal Respiratory Disorders
... provide a comprehensive resource for diagnosis and treatment of those conditions. Sosenko, Bancalari, and Greenough summarize the most current thinking regarding the pathogenesis of bronchopulmonary dysplasia and offer rational guidelines for treatment. The discussion of controversies regarding caus ...
... provide a comprehensive resource for diagnosis and treatment of those conditions. Sosenko, Bancalari, and Greenough summarize the most current thinking regarding the pathogenesis of bronchopulmonary dysplasia and offer rational guidelines for treatment. The discussion of controversies regarding caus ...
CNS 2009 - IndiaStudyChannel.com
... 18. Enumerate intraventricular masses in children and discuss their imaging features. 19. Enumerate and discuss the imaging features of intraventricular masses in adults 20. Discuss in detail the imaging of various intracranial vascular malformations. 21. Enumerate and discuss posterior fossa malfor ...
... 18. Enumerate intraventricular masses in children and discuss their imaging features. 19. Enumerate and discuss the imaging features of intraventricular masses in adults 20. Discuss in detail the imaging of various intracranial vascular malformations. 21. Enumerate and discuss posterior fossa malfor ...