Computer Assisted Radiology / Computergestützte Radiologie: Proceedings of the International Symposium / Vorträge des Internationalen Symposiums: CAR’93 Computer Assisted Radiology

Front Matter....Pages I-XXXV
Front Matter....Pages 1-1
Cost Effectiveness and Patient Outcome of Modern Digital Technology....Pages 3-3
MDIS: A Large PACS and Teleradiology Project....Pages 4-14
Some Consideration on Hospital-wide PACS from the Experience in Tokyo Hitachi Hospital....Pages 15-19
Designing and Implementing an „On-Demand” IMACS....Pages 20-20
ImAZ Emergency: a PACS Subproject of the AZ-VUB....Pages 21-25
A PACS for Digital Video Angiography in Ophthalmology....Pages 26-30
Image Transfer within the Hospital: Developments and Experiences....Pages 31-36
Multi-user Applications for Cooperative Work in Cardiology and Radiology....Pages 37-42
Software Development and Management for a Picture Archiving and Communication System....Pages 43-47
ISAC Developments and Applications....Pages 48-54
ImNet/2: The High-Speed Network....Pages 55-60
Maximizing End-to-End Throughput in Image Communication Systems....Pages 61-66
Data Flow Analysis for Transition from Film to Electronic Management....Pages 67-70
ITACA: An Irreversible Threshold-based Angiocardiographic Image Compressor and Archiver Based on New Error Limitation Criteria....Pages 71-76
Superimposition of MR-Images and Scintigrams as an Application of PACS....Pages 77-82
Digital Image Quality: A Contrast-Detail Study Using the Leeds Phantom....Pages 83-88
Assessment of DCT-Based Method for X-Ray Image Compression....Pages 89-97
Teleradiology in a Large Radiology Practice....Pages 101-105
The Use of Teleradiology System Linking a Regional Center of Radiology to its District Hospitals and Clinics....Pages 106-111
A Metropolitan Area Network for Teleradiology and Remote Expert Consultation Based on ISDN....Pages 112-117
Front Matter....Pages 1-1
Results of a Remote Expert Consultation Project....Pages 118-124
Generics of a Media-Integrating System for Remote Consultations in Radiology....Pages 125-130
MIMACS: Results of a Study to Evaluate the Clinical Relevance of Teleradiology....Pages 131-136
Expert Consultation for Mobile MRI Examinations by Teleradiology....Pages 137-141
The Irrelevance of Geography and Time in Assuring High Quality Patient Care Resulting from Proliferation of Teleradiology in the Pacific Rim....Pages 142-147
The Totally Digitalized Radiological Department, the Viborg Project....Pages 151-155
Prototyping of HIS/PACS Integration — MIDAM Approach....Pages 156-160
Design of a Generic HIS-RIS/PACS Interface based on the Radiodiagnostic Working Methods....Pages 161-167
The Integration of Radiographic Images with other Hospital Information System Patient Data....Pages 168-173
Blueprint for Success: Designing and Implementing the Self-Paced Instructional System for PACS-RIS Training....Pages 174-178
A Computer System for Requesting and Reporting Radiologic Examinations, Verifying Receipt of Reports by Referring Physicians, and Tracking Patients with Significant Abnormal Findings....Pages 179-184
Clinical Implications of PACS....Pages 187-190
Technology Assessment of PACS: Case Study of the New Osaka University Hospital....Pages 191-196
Imaging Department Design: Rikshospital Oslo, Norway....Pages 197-201
Legal Aspects of Digital Image Generation, Communication and Archiving....Pages 202-208
Ethical and Legal Issues about IMAC in Different European Countries....Pages 209-214
Evaluation of PACS at Hammersmith Hospital: Baseline Assessment of Costs and other Resource-use Parameters within the Radiology Department....Pages 215-221
Shared Medical Imaging Digital Archiving....Pages 222-227
Facility Design for Medical Imaging Computer Workstations....Pages 228-233
Formal Rules for Funding of PACS in German Teaching Hospitals....Pages 234-238
Front Matter....Pages 1-1
Using ISO/IEC’s Image Interchange Facility (IIF) for Medical Image Data Communication....Pages 241-247
An ACR-Nema 2.0 Gateway for IMAC Systems....Pages 248-252
Automating Image Format Conversion — Twelve Years and Twenty-Five Formats Later....Pages 253-258
Medical Imaging and Multi-Media: The View of CEC on R&D and Standardization....Pages 259-262
Medical Image Management Using a Semantic Approach: Image Description....Pages 265-271
A Novel Approach to the Management of Multidimensional Discrete Data in PACS....Pages 272-277
The Architecture of a System for the Indexing of Images by Content....Pages 278-282
iLAN — A New Path to a Filmless Radiology Department....Pages 283-287
Front Matter....Pages 289-289
Digital TomoSynthesis (DTS) with a Conventional X-Ray System....Pages 291-297
An Interactive System for High-Speed X-Ray Image Filtering....Pages 298-302
Optimum Edge Detection in Quantitative Coronary Arteriography....Pages 303-308
Multicriteria Regularizing Neural Network Approach to Implicit Image Information Extraction from two Projections....Pages 309-314
„Neurovision” – a Multimodality Image Fusion Package for Neuroradiological Diagnosis and Neurosurgical Planning....Pages 315-320
Innovative Interactive Methods for Image Segmentation....Pages 321-327
Interactive Image Segmentation Applied to CT and MR Images....Pages 328-333
Extraction of Closed Boundaries from Fragmented Edge Maps Using Shape-oriented Grouping Procedures....Pages 334-340
Organ Segmentation by Means of Neural Networks....Pages 341-346
A 3D Segmentation Algorithm on a Massively Parallel Computer....Pages 347-352
A New Technique for Three-Dimensional Regression-Based Segmentation in Medical Image Processing....Pages 353-358
Segmentation and Symbolic Description of Cerebral Vessel Structure based on MR Angiography Volume Data....Pages 359-365
Front Matter....Pages 289-289
Imaging Transforms for 3D Biomedical Imaging: an Open, Transportable System (3DVIEWNIX) Approach....Pages 369-377
An Interactive Tool for Manipulation and Presentation of 3D Tomographic Data....Pages 378-383
Visualizing 3D Flow in MR Phase Contrast Angiography....Pages 384-389
3D Representation of Liver Vein and Portal Vein....Pages 390-394
3D CT Reconstruction of an Ancient Egyptian Mummy....Pages 395-400
Dynamic Biomechanical Analysis of Deformation Stress during Labour by „Finite Elements Analysis“ of MRI Data....Pages 403-407
Integrated Modeling of Heterogeneous Information from Medical Images....Pages 408-413
An Hypermedia System to Manage Anatomical Knowledge about Brain....Pages 414-419
A Protocol for Analysis and Visualization of MRI Liver Data....Pages 420-425
Design of High Robust Voice Interface for Speech Activated Neurosurgical Workstation....Pages 429-434
Three Dimensional Interaction Techniques of Medical Workstations....Pages 435-438
Front Matter....Pages 439-439
Primary and Secondary Digitizing of X-ray Images in Comparison to Conventional Screen Films....Pages 441-446
High-Quality Portable Chest Images Using Enhanced Film-Digitization and Computed Radiography....Pages 447-449
Comparison Between Conventional Radiography and Storage Phosphor Digital Radiography in the Study of Rheumatoid Arthritis....Pages 450-455
Quality Control of Storage Phosphor Radiography Machines....Pages 456-460
Automated Detection of Skin Thickening in Mammograms....Pages 461-465
Musculoskeletal Neoplasm: 2-D Time of Flight MR Angiography with 2-D and 3-D Display....Pages 469-473
Computational Aspects of Blood Flow Measurement by First-Pass Gadolinium-DTPA Enhanced Magnetic Resonance Imaging....Pages 474-474
Anatomical Feature Segmentation to Correct Spectral Line Shapes in Magnetic Resonance Spectroscopy....Pages 475-480
Contrast Parameters for the Assessment of CT....Pages 483-488
Front Matter....Pages 439-439
Software for Archiving Ultrasound Images of Thyroid Glad in Children Irradiated after Chernobyl Accident....Pages 527-533
3D Reconstruction of Fetal Images Based on Ultrasound....Pages 534-538
3D CT Acquisition with Conventional and Volumetric Scan: Comparison of Resolution in Longitudinal Direction....Pages 489-494
3D-Display of Spiral CT Scans — a New Approach to Renal Imaging....Pages 495-500
In-Vitro Measurement of Stenoses with Spiral CT....Pages 501-506
A Technique for 3D Reconstruction of Arteries from Angiographic Projections....Pages 541-546
Biplane Angiocardiography: General Solution for Pairing Images Taken from Oblique Views....Pages 547-552
Reconstruction of the 3D Structure of Cerebral Vessel Trees from few DSA Projections....Pages 553-558
Digital Radiographic Analysis of Single-Leg Separations (SLS) in the Outlet Struts of Björk-Shiley Convexo-Concave (BSCC) Heart Valves....Pages 559-559
Visualization and Analysis of Brain Function Using Multi-Modality Image Integration....Pages 563-567
An Object Oriented Tool for 3D Multimodality Surface-based Image Registration....Pages 568-573
Volume Rendering of Multimodal Images for the Planning of Skull Base Surgery....Pages 574-579
Registration of PET-Images Using Template Matching....Pages 509-516
High Resolution PET Images through REDISTRIBUTION....Pages 517-523
Front Matter....Pages 581-581
Case-Based Tutor for Radiology....Pages 583-588
Computer Assistance in the Processing of Medical Images to Improve Specific Diagnosis of Peripheral Lung Cancer....Pages 589-593
A Neural Network System for Detecting Lung Nodules in Chest Radiograms....Pages 594-599
Analysis of Results in a Large Clinical Series of Computer-Aided Diagnosis in Chest Radiography....Pages 600-605
Neural Network Approach for the Computer-Aided Diagnosis of Coronary Artery Diseases in Myocardial SPECT Bull’s-Eye Images....Pages 606-611
Measuring Edge Blur in Mammographic Lesions....Pages 612-617
Front Matter....Pages 581-581
Analysis of the Requirements for Quantitative Evaluation of Mammograms by Computer....Pages 618-623
Computer Diagnosis of Breast Cancer by Mammogram Processing....Pages 624-629
Computer-Assisted Diagnosis of Bone Tumors....Pages 630-634
Classification of Medical Image Objects based on Fuzzy Sets....Pages 635-640
Using Expert Systems (ES) and Artificial Neural Systems (ANS) to Evaluate Serial Coronary Arteriograms in the POSCH Study....Pages 643-648
A Knowledge-based Multi-media Database System for Skeletal Radiology....Pages 649-654
Adopting the Shereouse Gratis Dose Calculation Code to Biological Treatment Planning....Pages 657-662
An Interactive 3D Visualization System for Dynamic Radiation Treatment Planning....Pages 663-668
3D Visualization for Radiotherapy Treatment Planning....Pages 669-675
VIRTUOS — A Program for VIRTUal radiotherapy Simulation....Pages 676-682
Automatic Location of the Eyes in CT Images of the Head....Pages 683-688
3D Data Segmentation and Mesh Generation of Pathological Brain Tissue Based upon 3D MRI Data, in View of Acoustic and Thermal Modeling....Pages 689-693
3D Numerical Modeling of Acoustic Power Deposition in Pathological Brain Tissue in View of Planning Ultrasound Thermotherapy and Surgery....Pages 694-694
Aiding 3D Hyperthermia Planning by the Use of Combined Modelling and Visualization of Different Medical Image Data Sets....Pages 695-700
Distortion in the MRI Stereotactic Planning of Gamma Knife Radiosurgery....Pages 701-707
Reporting with 3D Solid Model: Another Concept for Radiologists....Pages 711-715
An Interactive 3D-Atlas of Acetabular Fractures....Pages 716-721
CAD Techniques for the Preoperative Planning of Intertrochanteric Osteotomies....Pages 722-726
High Resolution 3D-CT and its Applications in Stereolithographic Computer Assisted Surgical and Implant Planning....Pages 727-731
The Accurate 3D Registration of Stereotactic Radiographs and Non-Stereotactic CT Images Based on Volume Rendering....Pages 732-732
Front Matter....Pages 581-581
OPS — Operation Planning System for Neurosurgery....Pages 733-737
Computer Planning of Stereotactic Iodine- 125 Brachytherapy....Pages 738-742
Front Matter....Pages 743-743
An Object-oriented ACR-NEMA Data Dictionary in C++....Pages 752-752
Implementation of PACS in Australia....Pages 745-745
A Large Clinical Image Archive System....Pages 746-746
Data Compression and Image Quality in Digital Coronary Angiography....Pages 747-747
MDIS: A PACS and Teleradiology Project — Present and Future Configuration....Pages 748-748
A Modern Archive Concept for the Filmless Hospital....Pages 749-749
Integration of Picture Archiving Communications System (PACS) in a Nuclear Medicine Department....Pages 750-750
Real-Time Image Coding Using Vector Quantization- based Algorithm....Pages 751-751
Large Scale Feature Searches of Collections of Medical Imagery....Pages 759-759
Teleconferencing in a Medical Environment....Pages 753-753
Data Transmission of Diagnostic Images in Clinical Routine....Pages 754-756
High-quality Digital Image Transmission with a High-speed Teleradiology System....Pages 757-757
Functional Enhancement of Radiology Information Systems with Bar-code....Pages 758-758
Rule-based Image Processing Environment Applied to Medical Imaging....Pages 760-760
A Topology-based Representation of Grey-Valued Images....Pages 761-761
Diffusion and Clustering Techniques for the Segmentation of Cranial MR-Images....Pages 762-762
Image Zoom Falsifies Vessel Diameters....Pages 763-763
Using “Declarative Domain-dependent and Independent Knowledge” to Segment Cranial X-Ray CT Images....Pages 764-764
Image Processing Requirements in PACS to Assist Diagnosis in a Multi-Modal Environment....Pages 765-765
Fast Extraction of Line Properties by Tracking....Pages 766-766
Two-Level Architecture for CAR Workstation....Pages 767-767
A Software Platform for Fast Development of Medical Image Processing Modules....Pages 768-768
An Interactive Visualization System for SPECT-Volumes....Pages 769-769
Tissue Segmentation by Multiparameter Full-Color Composite Techniques: Clinical Application in Magnetic Resonance Imaging of Adnexal Masses....Pages 770-771
Breast Screening: Defining the Implementation Criteria for Computer Assisted Diagnosis....Pages 772-772
Is Experienced „Eye Balling“ of Coronary Angiograms Obsolete in the Transition Period to Digital Quantitative Coronary Angiography?....Pages 773-773
AWOS: Angiographic Workstation for Digital Quantitative Coronary Angiography....Pages 774-774
A Framework Concept for Medical Work Station Design....Pages 775-775
Developing an Improved Radiology Workstation User Interface: A Photographic Survey of Current Approaches....Pages 776-776
Physician’s Work Stations under Multi-Platformed Computer Environment....Pages 777-777
Virtual Reality in Medical Environments....Pages 778-778
Computed Radiography: First Experiences in Intravenous Urograms....Pages 779-779
Computed Radiography and Image Management Systems: Solutions for the Intensive Care Unit....Pages 780-780
Storage Phosphor Digital Radiography Applied to the Study of Soft Tissue Masses....Pages 781-781
Digital Magnification Mammography....Pages 782-782
Achieving Adequate Resolution for Storage Phosphor Plate Mammography Using Existing Equipment....Pages 783-783
Do Differences in Brightness Influence the Quality of Digitized Film Images?....Pages 784-784
Segmentation of MR Brain Images for Multimodality Fusion and Gray/White Matter Volumetry....Pages 785-785
Algorithms for Contrast Enhanced Functional Cerebral MR Imaging....Pages 786-786
Clinical Application of Echoplanar (EPI) MR Imaging....Pages 787-787
Accurate Alignment and Reslicing of PET Images....Pages 788-788
Hardware of the System of Archiving and Storing Ultrasound Images of Thyroid Gland in Children Irradiated after Chernobyl Accident....Pages 789-790
Automatic Detection of Ventricle Contours in Angiograms....Pages 791-791
Accurate Quantitative 3-D Reconstruction and Calibration on Biplane Angiograms....Pages 792-792
The Basic Method of Analytic Angiogram Calibration and its Error Regarding Developments....Pages 793-793
Quantification of Aortic Valve Insuffiency in Angiograms....Pages 794-794
Automated Pixel Shifting in Digital Subtraction Angiography — an Application of Cepstral Filtering....Pages 795-795
Detectability of K-edge Energy Subtraction Coronary Angiography by Iodine Filter Method Using Synchrotron Radiation....Pages 796-796
Depth Separation in 10 Observers with a New Stereoscopic X-ray Acquisition System....Pages 797-797
Multimodality Imaging of Cerebral Infarction....Pages 798-798
Computer-assisted Tutorial System to Support the Diagnosis of Bone Lesions in the Instruction of Radiology....Pages 799-799
Computer Detection of Microcalcifications in Digital Mammograms....Pages 800-800
Receiver Oriented Characteristics (ROC) Analysis of Pulmonary Nodule Detection in Digitized Chest X-ray Images Using Personal Computers....Pages 801-801
Workstation Design for Breast Screening....Pages 802-802
AUDIGON — An Expert System for MR-based Diagnosis of Osteoarthrosis of the Knee....Pages 803-803
Use of Computers in Orthopaedic Surgery....Pages 804-804
Pre- and Intraoperative Computer-Assisted Surgery: A Survey....Pages 805-805
Automatic Localization and Display of MRI-Guided Needles in Interventional MRI....Pages 806-806
Back Matter....Pages 807-836