Large-Scale Assessment of Scan-Time Variability and Multiple-Procedure Efficiency for Cross-Sectional Neuroradiological Exams in Clinical Practice.

abstract：:We investigated the association between the textural features obtained from 18F-FDG images, metabolic parameters (SUVmax, SUVmean, MTV, TLG), and tumor histopathological characteristics (stage and Ki-67 proliferation index) in non-small cell lung cancer (NSCLC). The FDG-PET images of 67 patients with NSCLC were evalua...

journal_title：Journal of digital imaging

authors： Karacavus S,Yılmaz B,Tasdemir A,Kayaaltı Ö,Kaya E,İçer S,Ayyıldız O

更新日期：2018-04-01 00:00:00

abstract：:Radiology 2.0: One Night in the ED is an app that presents users with scrollable CT images for common scenarios found in any Emergency Department (ED). A great tool for a junior resident before starting call, it allows the user to build confidence by experiencing a simulated environment of viewing all images of a case...

journal_title：Journal of digital imaging

authors： Drexler IR

更新日期：2015-08-01 00:00:00

abstract：:Major problems in treating breast cancer are the early detection of tumors and accurate biopsy of small volumes of breast (mamma) tissue. This report presents an elastic registration algorithm of two x-ray mammograms and a corresponding magnetic resonance imaging (MRI) volume. To cope with the soft tissue deformation ...

journal_title：Journal of digital imaging

authors： Ruiter NV,Müller TO,Stotzka R,Kaiser WA

更新日期：2001-06-01 00:00:00

abstract：:Image file format is often a confusing aspect for someone wishing to process medical images. This article presents a demystifying overview of the major file formats currently used in medical imaging: Analyze, Neuroimaging Informatics Technology Initiative (Nifti), Minc, and Digital Imaging and Communications in Medici...

journal_title：Journal of digital imaging

authors： Larobina M,Murino L

更新日期：2014-04-01 00:00:00

abstract：:Radiology studies are inherently visual and the information contained within is best conveyed by visual methodology. Advanced reporting software allows the incorporation of annotated key images into text reports, but such features may be less effective compared with in-person consultations. The use of web technology a...

journal_title：Journal of digital imaging

authors： Balkman JD,Siegel AH

更新日期：2016-04-01 00:00:00

abstract：:Despite the rapid progress made in the electronic design of imaging work stations for medicine, much less effort has gone into the design of environments in which such systems will be used. Based on studies of radiologist film reading sessions, considerable time will be spent working at such viewing systems. If the ro...

journal_title：Journal of digital imaging

authors： Horii SC,Horii HN,Mun SK,Benson HR,Zeman RK

更新日期：1989-08-01 00:00:00

abstract：:In this study, we sought to estimate the patient radiation doses in the digital radiography X-ray examinations conducted in a large hospital. The patient exposure factors and kerma-area product (PKA) were retrospectively recorded via the Digital Imaging and Communications in Medicine (DICOM) header for 547 patients. T...

journal_title：Journal of digital imaging

authors： Suliman II

更新日期：2020-02-01 00:00:00

abstract：:We quantitatively investigate the influence of image registration, using open-source software (3DSlicer), on kinetic analysis (Tofts model) of dynamic contrast enhanced MRI of early-stage breast cancer patients. We also show that registration computation time can be reduced by reducing the percent sampling (PS) of vox...

journal_title：Journal of digital imaging

authors： Mouawad M,Biernaski H,Brackstone M,Lock M,Kornecki A,Shmuilovich O,Ben-Nachum I,Prato FS,Thompson RT,Gaede S,Gelman N

更新日期：2020-10-01 00:00:00

abstract：:Sacroiliac (SI) joint dislocations and sacral fractures of the pelvis can be stabilized by SI screws; however, screw insertion into a sacral isthmus region is risky for the adjacent neurovascular structures. Therefore, shape analyses of general SI screw corridors or safety zones are of great surgical interest; however...

journal_title：Journal of digital imaging

authors： Noser H,Radetzki F,Stock K,Mendel T

更新日期：2011-08-01 00:00:00

abstract：:Medical image segmentation is the crucial process for three-dimensional (3D) modeling. Many studies have claimed to suggest more accurate ways of segmentation. However, such research seems to have the drawback that it works against the parsimony principle. These methods have to resegment the regions of interest (ROIs)...

journal_title：Journal of digital imaging

authors： Lee JW,Lee J,Kim D,Kim JH,Park KS,Kang HS

更新日期：2001-06-01 00:00:00

abstract：:Fibrous dysplasia (FD) is a developmental anomaly in which the normal medullary space of the affected bone is replaced by fibro-osseous tissue. This condition is typically encountered in adolescents and young adults. It affects the maxillofacial region and it can often cause severe deformity and asymmetry. Therefore, ...

journal_title：Journal of digital imaging

authors： Cordeiro MS,Backes AR,Júnior AF,Gonçalves EH,de Oliveira JX

更新日期：2016-02-01 00:00:00

abstract：:A series of artifact images, obtained over 5 years of performance testing, of both computed radiography (CR) and integrated digital radiographic X-ray imaging detectors are presented. The images presented are all either flat field or test object images and show artifacts previously either undescribed in the existing l...

journal_title：Journal of digital imaging

authors： Honey ID,Mackenzie A

更新日期：2009-08-01 00:00:00

abstract：:In this investigation the effect of JPEG 2000 compression on the contrast-detail (CD) characteristics of digital mammography images was studied using an alternative forced choice (AFC) technique. Images of a contrast-detail phantom, acquired using a clinical full-field digital mammography system, were compressed using...

journal_title：Journal of digital imaging

authors： Suryanarayanan S,Karellas A,Vedantham S,Waldrop SM,D'Orsi CJ

更新日期：2004-03-01 00:00:00

abstract：:The standard definition of high-risk individuals for lung cancer was not uniform and the value of chest digital radiography (DR) in lung cancer screening was still unproven. The aim of this study was to assess whether the original questionnaire named as "Self-evaluation Scoring Questionnaire for High-risk Individuals ...

journal_title：Journal of digital imaging

authors： Chen B,Wang Y,Cao H,Liu D,Zhang S,Gao J,Yu J,Huang Y,Li W

更新日期：2013-02-01 00:00:00

abstract：:This is the fifth and final article in our series for radiologists and imaging scientists on displaying, manipulating, and analyzing radiologic images on personal computers (PCs). There are many methods of transferring radiologic images into a PC, including transfer over a network, transfer from an imaging modality st...

journal_title：Journal of digital imaging

authors： Gillespy T 3rd,Richardson ML,Rowberg AH

更新日期：1994-08-01 00:00:00

abstract：:Fiber tracking allows the in vivo reconstruction of human brain white matter fiber trajectories based on magnetic resonance diffusion tensor imaging (MR-DTI), but its application in the clinical routine is still in its infancy. In this study, we present a new software for fiber tracking, developed on top of a general-...

journal_title：Journal of digital imaging

authors： Dellani PR,Glaser M,Wille PR,Vucurevic G,Stadie A,Bauermann T,Tropine A,Perneczky A,von Wangenheim A,Stoeter P

更新日期：2007-03-01 00:00:00

abstract：:Content-based medical image retrieval (CBMIR) is a powerful resource to improve differential computer-aided diagnosis. The major problem with CBMIR applications is the semantic gap, a situation in which the system does not follow the users' sense of similarity. This gap can be bridged by the adequate modeling of simil...

journal_title：Journal of digital imaging

authors： Bedo MV,Pereira Dos Santos D,Ponciano-Silva M,de Azevedo-Marques PM,Ferreira de Carvalho AP,Traina C Jr

更新日期：2016-02-01 00:00:00

abstract：:Stereotactic surgery requires knowledge of cerebral structures derived from more than one image source. We have developed a PC-AT-based workstation that accepts patient images, made with the stereotactic frame in place, from CT, MRI, and DSA modalities. Reference markers on the frame are identified in the images to es...

journal_title：Journal of digital imaging

authors： Peters TM,Clark JA,Pike GB,Henri C,Collins L,Leksell D,Jeppsson O

更新日期：1989-05-01 00:00:00

abstract：:In this paper, we propose a new method for stitching multiple fluoroscopic images taken by a C-arm instrument. We employ an X-ray radiolucent ruler with numbered graduations while acquiring the images, and the image stitching is based on detecting and matching ruler parts in the images to the corresponding parts of a ...

journal_title：Journal of digital imaging

authors： Chen C,Kojcev R,Haschtmann D,Fekete T,Nolte L,Zheng G

更新日期：2015-08-01 00:00:00

abstract：:Fusion of CT and MR images allows simultaneous visualization of details of bony anatomy provided by CT image and details of soft tissue anatomy provided by MR image. This helps the radiologist for the precise diagnosis of disease and for more effective interventional treatment procedures. This paper aims at designing ...

journal_title：Journal of digital imaging

authors： Ganasala P,Kumar V

更新日期：2014-06-01 00:00:00

abstract：:Single standard anteroposterior radiograph-based methods for measuring cup orientation following total hip arthroplasty (THA) are subject to substantial errors if the individual pelvic orientation with respect to X-ray plate is not taken into consideration. Previously, we proposed to use a hybrid 2D-3D registration sc...

journal_title：Journal of digital imaging

authors： Zheng G

更新日期：2010-12-01 00:00:00

abstract：:The network system, including the picture archiving and communication system (PACS), is essential in hospital and medical imaging fields these days. Many medical images are accessed and processed on the web, as well as in PACS. Therefore, any possible accidents caused by the illegal modification of medical images must...

journal_title：Journal of digital imaging

authors： Cho Y,Ahn B,Kim JS,Kim IY,Kim SI

更新日期：2001-06-01 00:00:00

abstract：:The three-dimensional (3D) visualization of dural venous sinuses (DVS) networks is desired by surgical trainers to create a clear mental picture of the neuroanatomical orientation of the complex cerebral anatomy. Our purpose is to document those identified during routine 3D venography created through 3D models using t...

journal_title：Journal of digital imaging

authors： Karakas AB,Govsa F,Ozer MA,Eraslan C

更新日期：2019-04-01 00:00:00

abstract：:Understanding the scan patterns radiologists use to view medical images is critical to the design of image viewing devices. In this study, an eyetracker, a device for recording eye and head movement, was used to determine the scan patterns during the interpretation of single and multiple computed tomographic (CT) exam...

journal_title：Journal of digital imaging

authors： Beard DV,Johnston RE,Toki O,Wilcox C

更新日期：1990-11-01 00:00:00

abstract：:This study was conducted to determine whether facial photographs obtained simultaneously with radiographs improve radiologists' detection rate of wrong-patient errors, when they are explicitly asked to include the photographs in their evaluation. Radiograph-photograph combinations were obtained from 28 patients at the...

journal_title：Journal of digital imaging

authors： Tridandapani S,Olsen K,Bhatti P

更新日期：2015-12-01 00:00:00

abstract：:In this paper, a novel lesion segmentation within breast ultrasound (BUS) image based on the cellular automata principle is proposed. Its energy transition function is formulated based on global image information difference and local image information difference using different energy transfer strategies. First, an en...

journal_title：Journal of digital imaging

authors： Liu Y,Cheng HD,Huang J,Zhang Y,Tang X

更新日期：2012-10-01 00:00:00

abstract：:The purpose of this study was to retrospectively evaluate radiologist performance in detection of lacunar infarcts on T1- and T2-weighted images, without and with the use of a computer-aided diagnosis (CAD) scheme. Thirty T1-weighted and 30 T2-weighted MR images obtained from 30 patients were used for assessing observ...

journal_title：Journal of digital imaging

authors： Uchiyama Y,Asano T,Kato H,Hara T,Kanematsu M,Hoshi H,Iwama T,Fujita H

更新日期：2012-08-01 00:00:00

abstract：:Functional near-infrared spectroscopy (fNIRS) is a relatively new imaging modality in the functional neuroimaging research arena. The fNIRS modality non-invasively investigates the change of blood oxygenation level in the human brain utilizing the transillumination technique. In the last two decades, the interest in t...

journal_title：Journal of digital imaging

authors： Rahman MA,Siddik AB,Ghosh TK,Khanam F,Ahmad M

更新日期：2020-10-01 00:00:00

abstract：:Considerable debate within the medical community has focused on the optimal location of information technology (IT) support groups on the organizational chart. The challenge has been to marry local accountability and physician acceptance of IT with the benefits gained by the economies of scale achieved by centralized ...

journal_title：Journal of digital imaging

authors： Channin DS,Bowers G,Nagy P

更新日期：2009-06-01 00:00:00

abstract：:Some nuclear medicine computer displays, as well as many image processing workstations are "true color" machines characterized by independent memory and grey scale mapping for each of the red, green and blue color channels. Other color image display systems produce a color image from a single grey scale map composed o...

journal_title：Journal of digital imaging

authors： Raff U,Spitzer VM

更新日期：1991-02-01 00:00:00