Medicolegal considerations in the implementation of a PACS web application.

abstract：:There has been increasing interest in adjusting CT radiation dose data for patient body size. A method for automated computation of the abdominal effective diameter of a patient from a CT image has previously only been tested in adult patients. In this work, we tested the method on a set of 128 pediatric patients aged...

journal_title：Journal of digital imaging

authors： Cheng PM,Vachon LA,Duddalwar VA

更新日期：2013-12-01 00:00:00

abstract：:Training as a radiology resident is a complex task. Residents frequently encounter multiple hospital systems, each with unique workflow patterns and heterogenous information systems. We identified an opportunity to ease some of the resulting anxiety and frustration by centralizing high-quality resources using a wiki. ...

journal_title：Journal of digital imaging

authors： Kohli MD,Bradshaw JK

更新日期：2011-02-01 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：:Breast cancer is the most common type of malignancy diagnosed in women. Through early detection and diagnosis, there is a great chance of recovery and thereby reduce the mortality rate. Many preliminary tests like non-invasive radiological diagnosis using ultrasound, mammography, and MRI are widely used for the diagno...

journal_title：Journal of digital imaging

authors： Das A,Nair MS,Peter SD

更新日期：2020-10-01 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：INTRODUCTION:To validate a preliminary version of a radiological lexicon (RadLex) against terms found in thoracic CT reports and to index report content in RadLex term categories. MATERIAL AND METHODS:Terms from a random sample of 200 thoracic CT reports were extracted using a text processor and matched against RadLex...

journal_title：Journal of digital imaging

authors： Marwede D,Schulz T,Kahn T

更新日期：2008-12-01 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：: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：:Teleradiology applications often use an interactive conferencing mode with remote control mouse pointers. When a telephone is used for voice communication, latencies of the data network can create a temporal discrepancy between the position of the mouse pointer and the verbal communication. To assess the effects of th...

journal_title：Journal of digital imaging

authors： Stahl JN,Tellis W,Huang HK

更新日期：2000-08-01 00:00:00

abstract：:Scheduling of CT and MR exams requires reasonable estimates for expected scan duration. However, scan-time variability and efficiency gains from combining multiple exams are not quantitatively well characterized. In this work, we developed an informatics approach to quantify typical duration, duration variability, and...

journal_title：Journal of digital imaging

authors： Zhang R,Narra VR,Kansagra AP

更新日期：2020-02-01 00:00:00

abstract：:Different digital medical images have been printed on paper with a continuous ink jet printer, and the quality has been evaluated. The emphasis has been on digital chest radiographs from a computed radiography system. The ink jet printing technique is described as well as the handling of the image data from image sour...

journal_title：Journal of digital imaging

authors： Kirkhorn T,Kehler M,Nilsson J,Lyttkens K,Andersson B,Holmer NG

更新日期：1992-11-01 00:00:00

abstract：:Devising a method that can select cases based on the performance levels of trainees and the characteristics of cases is essential for developing a personalized training program in radiology education. In this paper, we propose a novel hybrid prediction algorithm called content-boosted collaborative filtering (CBCF) to...

journal_title：Journal of digital imaging

authors： Lin H,Yang X,Wang W

更新日期：2014-08-01 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：:Extensive research efforts have been devoted to the feasibility of picture archiving and communication systems (PACS) in recent years. The advantages of PACS are numerous but mainly include reduced cost and improvement in the operational efficiency of a PACS-based radiology department. In digital radiography, images a...

journal_title：Journal of digital imaging

authors： Toney MO,Dominguez R,Dao HN,Simmons G

更新日期：1997-11-01 00:00:00

abstract：:Thousands of "pearls" or facts related to radiology or imaging are accessible through a categorically organized user interface. Pearls are divided up into anatomical regions, as well as non-organ-specific categories. Information is easily accessible with an ad-free interface matched with full offline capability. User ...

journal_title：Journal of digital imaging

authors： Buro J

更新日期：2018-12-01 00:00:00

abstract：:Cardiovascular disease is the leading cause of global mortality, yet its early detection remains a vexing problem of modern medicine. Although the computed tomography (CT) calcium score predicts cardiovascular risk, relatively high cost ($250-400) and radiation dose (1-3 mSv) limit its universal utility as a screening...

journal_title：Journal of digital imaging

authors： Mafi JN,Fei B,Roble S,Dota A,Katrapati P,Bezerra HG,Wang H,Wang W,Ciancibello L,Costa M,Simon DI,Orringer CE,Gilkeson RC

更新日期：2012-02-01 00:00:00

abstract：:Even though facilities using computed radiography (CR) operate in an electronic environment, the production of hard-copy films is still necessary during the transition period, as well as for particular needs following complete implementation. We have implemented a quantitative technique to match the response of printe...

journal_title：Journal of digital imaging

authors： Hildestad CA,Morin RL

更新日期：2000-05-01 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：:Communicating radiological reports to peers has pedagogical value. Students may be uneasy with the process due to a lack of communication and peer review skills or to their failure to see value in the process. We describe a communication exercise with peer review in an undergraduate veterinary radiology course. The co...

journal_title：Journal of digital imaging

authors： McEvoy FJ,Shen NW,Nielsen DH,Buelund LE,Holm P

更新日期：2017-02-01 00:00:00

abstract：:The architectural design and construction of a new imaging department is one of the most complex challenges in healthcare architecture. When a client also plans a simultaneous change in basic operating system technology from film-based to filmless imaging, the challenge for both hospital management and the facility/te...

journal_title：Journal of digital imaging

authors： Brye PE,Loharikar R,Duda E

更新日期：1999-05-01 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：:The recognizability of facial images extracted from publically available medical scans raises patient privacy concerns. This study examined how accurately facial images extracted from computed tomography (CT) scans are objectively matched with corresponding photographs of the scanned individuals. The test subjects wer...

journal_title：Journal of digital imaging

authors： Parks CL,Monson KL

更新日期：2017-04-01 00:00:00

abstract：:We aimed to investigate whether an offsite expert could effectively evaluate visually estimated ejection fraction (EF) while watching and guiding the echocardiographic procedure of an onsite novice practitioner using a social network video call. Sixty patients presenting to the intensive care unit and requiring echoca...

journal_title：Journal of digital imaging

authors： Kim C,Hur J,Kang BS,Choi HJ,Shin JH,Kim TH,Chung JH

更新日期：2017-12-01 00:00:00

abstract：:The objective of this study was to determine the clinical value of computed tomography (CT) image-based texture analysis in predicting microvascular invasion of primary hepatocellular carcinoma (HCC). CT images of patients with HCC from May 2017 to May 2019 confirmed by surgery and histopathology were retrospectively ...

journal_title：Journal of digital imaging

authors： Li Y,Xu X,Weng S,Yan C,Chen J,Ye R

更新日期：2020-12-01 00:00:00

abstract：:Cerebral microbleeds, which are small focal hemorrhages in the brain that are prevalent in many diseases, are gaining increasing attention due to their potential as surrogate markers of disease burden, clinical outcomes, and delayed effects of therapy. Manual detection is laborious and automatic detection and labeling...

journal_title：Journal of digital imaging

authors： Chen Y,Villanueva-Meyer JE,Morrison MA,Lupo JM

更新日期：2019-10-01 00:00:00

abstract：:Workflow is a widely used term to describe the sequence of steps to accomplish a task. The use of workflow technology in medicine and medical imaging in particular is limited. In this article, we describe the application of a workflow engine to improve workflow in a radiology department. We implemented a DICOM-enabled...

journal_title：Journal of digital imaging

authors： Erickson BJ,Langer SG,Blezek DJ,Ryan WJ,French TL

更新日期：2014-06-01 00:00:00

abstract：:Transitioning to a filmless department is no easy task, especially at a large academic medical center. At the University of Medicine and Dentistry of New Jersey-New Jersey Medical School, a phased modality integration schedule was implemented to allow the technical and clinical staff to gradually absorb all of the cha...

journal_title：Journal of digital imaging

authors： Hirschorn D,Eber C,Samuels P,Gujrathi S,Baker SR

更新日期：2002-01-01 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：:The purpose of this communication is to report on the testing of the disaster recovery capability of our hierarchical storage management (HSM) system. Disaster recovery implementation is a requirement of every mission-critical information technology project. Picture archiving and communications systems (PACS) certainl...

journal_title：Journal of digital imaging

authors： Avrin DE,Andriole KP,Yin L,Gould R,Arenson RL

更新日期：2000-05-01 00:00:00

abstract：BACKGROUND:Orthopedic trauma care relies on two-dimensional radiograms both before and during the operation. Understanding the three-dimensional nature of complex fractures on plain radiograms is challenging. Modern fluoroscopes can acquire three-dimensional volume datasets even during an operation, but the device limi...

journal_title：Journal of digital imaging

authors： Matthews F,Messmer P,Raikov V,Wanner GA,Jacob AL,Regazzoni P,Egli A

更新日期：2009-10-01 00:00:00