One Night in the ED.

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：:As resources in the healthcare environment continue to wane, leaders are seeking ways to continue to provide quality care bounded by the constraints of a reduced budget. This manuscript synthesizes the experience from a number of institutions to provide the healthcare leadership with an understanding of the value of a...

journal_title：Journal of digital imaging

authors： Petersilge CA

更新日期：2020-02-01 00:00:00

abstract：:A study was conducted to evaluate the sensitivity of computer-aided detection (CAD) with full-field digital mammography in detection of breast cancer, based on mammographic appearance and histopathology. Retrospectively, CAD sensitivity was assessed in total group of 152 cases for subgroups based on breast density, ma...

journal_title：Journal of digital imaging

authors： Murakami R,Kumita S,Tani H,Yoshida T,Sugizaki K,Kuwako T,Kiriyama T,Hakozaki K,Okazaki E,Yanagihara K,Iida S,Haga S,Tsuchiya S

更新日期：2013-08-01 00:00:00

abstract：:Digital acquisition of data from the various imaging modalities for input to a picture archiving and communication system (PACS) is discussed. Essential features for successful clinical implementation including Digital Imaging and Communications in Medicine (DICOM) compliance, radiology information system (RIS)/hospit...

journal_title：Journal of digital imaging

authors： Andriole KP

更新日期：1999-05-01 00:00:00

abstract：:We introduce the concept, benefits, and general architecture for acquiring, storing, and displaying digital photographs along with medical imaging examinations. We also discuss a specific implementation built around an Android-based system for simultaneously acquiring digital photographs along with portable radiograph...

journal_title：Journal of digital imaging

authors： Ramamurthy S,Bhatti P,Arepalli CD,Salama M,Provenzale JM,Tridandapani S

更新日期：2013-10-01 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

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：:Mammographic breast density has been established as an independent risk marker for developing breast cancer. Breast density assessment is a routine clinical need in breast cancer screening and current standard is using the Breast Imaging and Reporting Data System (BI-RADS) criteria including four qualitative categorie...

journal_title：Journal of digital imaging

authors： Mohamed AA,Luo Y,Peng H,Jankowitz RC,Wu S

更新日期：2018-08-01 00:00:00

abstract：:The objective of this study was to determine the differential cost between film-based radiology and a hospital-wide picture archiving and communication system (PACS) implemented all at once. The cash flow and running costs of PACS and film-based operation were measured over an 8-year time horizon. When the hospital-wi...

journal_title：Journal of digital imaging

authors： Fang YC,Yang MC,Hsueh YS

更新日期：2006-01-01 00:00:00

abstract：:This article describes a segmentation technique that uses the watershed transformation to provide mass detection in dense breast digitized images. The technique consists of four steps: preprocessing, which isolates the breast from the image background; histogram equalization to enhance the contrast; watershed transfor...

journal_title：Journal of digital imaging

authors： Santos VT,Schiabel H,Góes CE,Benatti RH

更新日期：2002-01-01 00:00:00

abstract：:Digital modalities such as CT, MRI, Ultrasound and Computerized Radiography systems, generating softcopy images to be used by a Picture Archiving and Communication System (PACS), need to identify the images properly in order to retrieve and manage them. In many cases, a technologist re-enters patient demographic and s...

journal_title：Journal of digital imaging

authors： Oosterwijk H

更新日期：1998-08-01 00:00:00

abstract：:While the implementation of Picture Archiving and Communication Systems (PACS) has revolutionized the field of radiology, there has been considerably less utilization of PACS by emergency physicians with point-of-care ultrasound. Benefits of PACS archival of images include improved quality assurance, preservation of i...

journal_title：Journal of digital imaging

authors： Kessler R,Stowell JR,Vogel JA,Liao MM,Kendall JL

更新日期：2016-12-01 00:00:00

abstract：:The aim of this study was to design a tele-radiology imaging system for rapid emergency care via mobile networks and to assess the diagnostic feasibility of the Joint Photographic Experts Group 2000 (JPEG2000) radiological imaging using portable devices. Rapid patient information and image exchange is helpful to make ...

journal_title：Journal of digital imaging

authors： Kim DK,Kim EY,Yang KH,Lee CK,Yoo SK

更新日期：2011-08-01 00:00:00

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：:We investigate the viability of statistical relational machine learning algorithms for the task of identifying malignancy of renal masses using radiomics-based imaging features. Features characterizing the texture, signal intensity, and other relevant metrics of the renal mass were extracted from multiphase contrast-e...

journal_title：Journal of digital imaging

authors： Kunapuli G,Varghese BA,Ganapathy P,Desai B,Cen S,Aron M,Gill I,Duddalwar V

更新日期：2018-12-01 00:00:00

abstract：:A traditional radiological workflow is compared with one based on radiology information system/picture archiving and communication system (RIS/PACS). X-ray workflow process was considered in both radiology departments. First, the study identified the main phases of the research work as follows: Process Analysis, Data ...

journal_title：Journal of digital imaging

authors： Mariani C,Tronchi A,Oncini L,Pirani O,Murri R

更新日期：2006-01-01 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：:Automatic bone segmentation of computed tomography (CT) images is an important step in image-guided surgery that requires both high accuracy and minimal user interaction. Previous attempts include global thresholding, region growing, region competition, watershed segmentation, and parametric active contour (AC) approa...

journal_title：Journal of digital imaging

authors： Truc PT,Kim TS,Lee S,Lee YK

更新日期：2010-12-01 00:00:00

abstract：:Optical imaging using near-infrared light is used for noninvasive probing of tissues to recover vascular and molecular status of healthy and diseased tissues using hemoglobin contrast arising due to absorption of light. While multimodality optical techniques exist, visualization techniques in this area are limited. Ad...

journal_title：Journal of digital imaging

authors： Taka SJ,Srinivasan S

更新日期：2011-12-01 00:00:00

abstract：:Increasing radiologic exam volume and complexity necessitates leveraging advanced hardware solutions to optimize workflow efficiency. We evaluated radiologist satisfaction of a programmable 13-button non-conventional mouse compared to a conventional three-button mouse in daily interpretation workflow following a brief...

journal_title：Journal of digital imaging

authors： Denton K,Haider I,Hill J,Hunt SL,Ash R

更新日期：2018-12-01 00:00:00

abstract：:A prior ultrasound study indicated that images with low to moderate levels of JPEG and wavelet compression were acceptable for diagnostic purposes. The purpose of this study is to validate this prior finding using the Joint Photographic Experts Group (JPEG) baseline compression algorithm, at a compression ratio of app...

journal_title：Journal of digital imaging

authors： Persons KR,Hangiandreou NJ,Charboneau NT,Charboneau J,James E,Douglas BR,Salmon AP,Knudsen JM,Erickson BJ

更新日期：2002-03-01 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：:Computed tomography (CT) scans usually include some disadvantages due to the nature of the imaging procedure, and these handicaps prevent accurate abdomen segmentation. Discontinuous abdomen edges, bed section of CT, patient information, closeness between the edges of the abdomen and CT, poor contrast, and a narrow hi...

journal_title：Journal of digital imaging

authors： Koyuncu H,Ceylan R,Sivri M,Erdogan H

更新日期：2018-04-01 00:00:00

abstract：:The authors present an adaptation of the macro recording feature on the Siemens Magic View 1000 workstation, which, with the click of one button, launches a macro that performs 3 clinically useful image manipulations. Using a Magic View 1004 Siemens unix workstation, the following Macro sequence was programmed: (1) se...

journal_title：Journal of digital imaging

authors： Koenker RM,Grover SA

更新日期：2002-01-01 00:00:00

abstract：:Statistics show that the risk of autism spectrum disorder (ASD) is increasing in the world. Early diagnosis is most important factor in treatment of ASD. Thus far, the childhood diagnosis of ASD has been done based on clinical interviews and behavioral observations. There is a significant need to reduce the use of tra...

journal_title：Journal of digital imaging

authors： Aghdam MA,Sharifi A,Pedram MM

更新日期：2019-12-01 00:00:00

abstract：:With the introduction of direct digital radiography into clinical practice, there are opportunities to provide faster and more reliable ways of performing traditional radiological tasks. A technique was developed for evaluating and measuring scoliosis, which involves the computerized stitching of a radiograph of the t...

journal_title：Journal of digital imaging

authors： Berliner L,Kreang-Arekul S,Kaufman L

更新日期：2002-01-01 00:00:00

abstract：:Efficient data compression is essential for practical daily operation of computed radiography (CR) systems. In this study the clinical applicability of type III irreversible high data compression using an FCR 9501 chest unit (Fuji Photo Film, Tokyo, Japan) was evaluated. Sixty-eight normal and 93 various abnormal case...

journal_title：Journal of digital imaging

authors： Egashira K,Nakata H,Watanabe H,Uchida K,Nakamura K,Ishino Y,Horino K,Yoshikawa R

更新日期：1998-11-01 00:00:00

abstract：:The objective of this study is to retrospectively investigate whether using the newly developed algorithms would improve radiologists' accuracy for discriminating malignant masses from benign ones on ultrasonographic (US) images. Five radiologists blinded to the histological results and clinical history independently ...

journal_title：Journal of digital imaging

authors： Wang Y,Wang H,Guo Y,Ning C,Liu B,Cheng HD,Tian J

更新日期：2010-10-01 00:00:00

abstract：:The Integrating the Healthcare Enterprise (IHE) Teaching File and Clinical Trial Export (TCE) integration profile describes a standard workflow for exporting key images from an image manager/archive to a teaching file, clinical trial, or electronic publication application. Two specific digital imaging and communicatio...

journal_title：Journal of digital imaging

authors： Kamauu AW,DuVall SL,Liimatta AP,Wiggins RH 3rd,Avrin DE

更新日期：2008-12-01 00:00:00

abstract：:Academic medical centers, in general, and radiation oncology research, in particular, rely heavily on custom software tools and applications. The code development is typically the responsibility of a single individual or at most a small team. Often these individuals are not professional programmers but physicists, stu...

journal_title：Journal of digital imaging

authors： Gersten DB,Langer SG

更新日期：2011-02-01 00:00:00