A segmentation technique to detect masses in dense breast digitized mammograms.

abstract：:The recent innovations in information and communication technologies have appreciably changed the panorama of health information system (HIS). These advances provide new means to process, handle, and share medical images and also augment the medical image security issues in terms of confidentiality, reliability, and i...

journal_title：Journal of digital imaging

authors： Turuk M,Dhande A

更新日期：2018-04-01 00:00:00

abstract：:In this paper, we describe and evaluate a system that extracts clinical findings and body locations from radiology reports and correlates them. The system uses Medical Language Extraction and Encoding System (MedLEE) to map the reports' free text to structured semantic representations of their content. A lightweight r...

journal_title：Journal of digital imaging

authors： Sevenster M,van Ommering R,Qian Y

更新日期：2012-04-01 00:00:00

abstract：:Voice recognition (VR) and picture archiving and communication system (PACS) both have advantages and disadvantages in radiologic practice. We describe a fully integrated VR/PACS system running on a single platform. Integration optimizes the positive features of both systems and creates a synergy that is not otherwise...

journal_title：Journal of digital imaging

authors： Weiss DL,Hoffman J,Kustas G

更新日期：2001-06-01 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

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：:Perfusion CT of the liver typically involves scanning the liver at least 20 times, resulting in a large radiation dose. We developed and validated a simplified model of tumor blood supply that can be applied to standard triphasic scans and evaluated whether this can be used to distinguish benign and malignant liver le...

journal_title：Journal of digital imaging

authors： Boas FE,Kamaya A,Do B,Desser TS,Beaulieu CF,Vasanawala SS,Hwang GL,Sze DY

更新日期：2015-04-01 00:00:00

abstract：:Contacting clinicians to convey critical results is a critical part of radiology workflow, but many obstacles prevent easy and timely communication. Integration of radiology applications and workflow with an EHR-based patient coverage database demonstrated subjective and objective improvement in radiologist workflow a...

journal_title：Journal of digital imaging

authors： Filice R

更新日期：2017-10-01 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：:It is difficult to detect sentinel lymph nodes (SLNs) around an injection point of radiopharmaceuticals mapped in lymphoscintigrams. The purpose of this study was to develop a computer-aided detection (CAD) scheme for SLNs by a subtraction technique using the symmetrical property in the mapped injection point. Our dat...

journal_title：Journal of digital imaging

authors： Nakayama R,Hizukuri A,Yamamoto K,Nakako N,Nagasawa N,Takeda K

更新日期：2012-02-01 00:00:00

abstract：:Computed radiography (CR) has various advantages such as dynamic range. Diagnostic accuracy with CR using reduced radiation dose is considered comparable with that of conventional film-screen radiography in diagnosing apparent chest abnormalities. In addition to reducing the radiation dose, delineation of the various ...

journal_title：Journal of digital imaging

authors： Aoki K

更新日期：1995-02-01 00:00:00

abstract：:The authors present a unique medical technical application for illustrating the success and/or failure of the physiological healing process as a dynamically morphed video. Two examples used in this report include the healing of a severely fractured humerus from an explosion in Iraq and the other of dramatic tissue des...

journal_title：Journal of digital imaging

authors： Penska K,Folio L,Bunger R

更新日期：2007-09-01 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：:Rather than perpetuating the struggle, "who controls the PACS, Radiology or Information Technology (IT)," Community Hospital of the Monterey Peninsula (CHOMP) took the approach of incorporating IT support within the Radiology Department. CHOMP faced the challenge of staffing Radiology computer systems and networks by ...

journal_title：Journal of digital imaging

authors： McDonald A

更新日期：2002-01-01 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：: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：:Panoramic radiography using a slit beam and film/screen receptor is standard for the emergency room evaluation of mandibular fractures and also in dentistry. This study compared the spatial resolution, area distortion factors, and the dosage considerations for a panoramic system where standard film/screen and a charge...

journal_title：Journal of digital imaging

authors： Farman AG,Farman TT

更新日期：1998-08-01 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：:There is increasing prevalence of digital diagnostic imaging in veterinary medicine with a progressive need to use medical imaging software. As Digital Imaging and Communications in Medicine (DICOM)-viewers for veterinary use do not require medical device approval in many countries, freeware viewers might be a practic...

journal_title：Journal of digital imaging

authors： Brühschwein A,Klever J,Hoffmann AS,Huber D,Kaufmann E,Reese S,Meyer-Lindenberg A

更新日期：2020-02-01 00:00:00

abstract：:Over the past few years, an increase in digitalization of radiology departments can be seen, which has a large impact on the work of the radiologists. This impact is not only demonstrated by the increased use of digital images but also by changing demands on the whole reading environment. In this study, we evaluated t...

journal_title：Journal of digital imaging

authors： van Ooijen PM,Koesoema AP,Oudkerk M

更新日期：2006-01-01 00:00:00

abstract：:Complex deformities of the spine, like scoliosis, are evaluated more precisely using stereo-radiographic 3D reconstruction techniques. Primarily, it uses six stereo-corresponding points available on the vertebral body for the 3D reconstruction of each vertebra. The wireframe structure obtained in this process has poor...

journal_title：Journal of digital imaging

authors： Kumar S,Nayak KP,Hareesha KS

更新日期：2016-04-01 00:00:00

abstract：:As hospitals convert from conventional image processing to picture archiving and communication systems (PACS) technology, new job opportunities arose for PACS analysts, PACS system administrators, PACS operators, and PACS trainers. To support a PACS, these positions require education in computer information systems an...

journal_title：Journal of digital imaging

authors： Cabrera A

更新日期：2002-01-01 00:00:00

abstract：:We have developed an algorithm for enhancement of spicules of spiculated masses, which uses the discrete radon transform. Previously, we employed a commonly used method to compute the discrete radon transform, which we refer to as the DRT. Recently, a new, more exact method to compute the discrete radon transform was ...

journal_title：Journal of digital imaging

authors： Sampat MP,Whitman GJ,Bovik AC,Markey MK

更新日期：2008-03-01 00:00:00

abstract：:Clinical picture archiving and communications systems provide convenient, efficient access to digital medical images from multiple modalities but can prove challenging to deploy, configure and use. MRIdb is a self-contained image database, particularly suited to the storage and management of magnetic resonance imaging...

journal_title：Journal of digital imaging

authors： Woodbridge M,Fagiolo G,O'Regan DP

更新日期：2013-10-01 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：:Large PACS (Picture Archiving and Communication Systems) installations do not yet exist in Sweden, but some hospitals have had experience with limited PACS activities. At present there are four mini PACS installations in radiology departments and about 12 teleradiology systems in use in Sweden. A couple of small Swedi...

journal_title：Journal of digital imaging

authors： Olsson S

更新日期：1991-08-01 00:00:00

abstract：:In this paper, we compare five common classifier families in their ability to categorize six lung tissue patterns in high-resolution computed tomography (HRCT) images of patients affected with interstitial lung diseases (ILD) and with healthy tissue. The evaluated classifiers are naive Bayes, k-nearest neighbor, J48 d...

journal_title：Journal of digital imaging

authors： Depeursinge A,Iavindrasana J,Hidki A,Cohen G,Geissbuhler A,Platon A,Poletti PA,Müller H

更新日期：2010-02-01 00:00:00

abstract：:The increasing use of medical checklists to promote patient safety raises the question of their utility in diagnostic radiology. This study evaluates the efficacy of a checklist-style reporting template in reducing resident misses on cervical spine CT examinations. A checklist-style reporting template for cervical spi...

journal_title：Journal of digital imaging

authors： Lin E,Powell DK,Kagetsu NJ

更新日期：2014-10-01 00:00:00

abstract：:Excessive cephalocaudal anatomic (Z-axis) coverage can lead to unnecessary radiation exposure to a patient. In this study, an automated computing model was developed for identifying instances of potentially excessive Z-axis coverage with abdomen-pelvis examinations. Eight patient and imaging attributes including patie...

journal_title：Journal of digital imaging

authors： Zhang M,Wellnitz C,Cui C,Pavlicek W,Wu T

更新日期：2015-06-01 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：:Digital or computed radiography (CR) using photostimulable storage phosphor plate technology is becoming increasingly popular in certain clinical applications, such as bedside radiography, where it possesses clear advantages over conventional screen-film imaging. The majority of CR systems in clinical use have been ma...

journal_title：Journal of digital imaging

authors： Gingold EL,Tucker DM,Barnes GT

更新日期：1994-08-01 00:00:00