Computer Assisted Radiology / Computergestützte Radiologie: CAR ’91 Computer Assisted Radiology

Front Matter....Pages I-XXX
Front Matter....Pages 1-1
Digital Imaging and its Impact on Radiology in Japan (a new Concept of Image Save and Carry System: ISAC)....Pages 3-8
MR-Imaging of Stenotic Flow Phenomena — Experimental Studies....Pages 9-14
Digital Subtraction Cisternography (DSC), CT Cisternography and MR Imaging in Spinal and Paraspinal Cystic Lesions....Pages 15-21
MR Receptor Imaging of the Liver....Pages 22-28
Considerations for the Unbiased In-Vivo Determination of the Volume and Surface Area of Structures of Clinical Interest Using Magnetic Resonance Imaging....Pages 29-35
Hematopoietic Bone Marrow Hyperplasia of the Knee: Use of Out-of-Phase Gradient-Echo MR Imaging....Pages 36-39
Computer-Assisted Integration and Display of Diagnostic Features in MR Spin Echo Multi Echo Sequences....Pages 40-45
Phase Image Correction for Magnetic Resonance Chemical Shift Imaging....Pages 46-51
3D Reconstruction of Vascular Structures from few X-Ray Projections....Pages 55-61
Digital Peripheral Angiography with Subtraction and Automated Stepping: Comparison with other Techniques....Pages 62-67
Three-Dimensional Computerized Angiography....Pages 68-72
Experimental Validation of a Model for Blood Flow Measurement from DSA Images....Pages 73-78
Digital Luminescence Radiography in the Daily Routine....Pages 81-87
Clinical Requirements for Computed Radiography Imagery Analysis....Pages 88-95
Digital and Conventional Chest Radiographs: A Comparative Study on the Diagnosis of Interstitial Lung Disease....Pages 96-101
Examination of Swallowing Disorders using Digital Cine-Radiography (DCR)....Pages 102-108
Optimized Image Processing for Routine Digital Radiography....Pages 109-114
Radiography of the Chest — A Comparative Study of Analog and Digital Techniques....Pages 115-121
Artefacts in Digital Storage Phosphor Radiography....Pages 122-126
Digital Radiology Applied to the Study of the Oral Cavity by Orthopantomography....Pages 127-130
Front Matter....Pages 1-1
Abdominal X-Ray Examinations — Conventional and Digital Techniques....Pages 131-137
Observer Performance as a Function of Hardcopy Size....Pages 138-142
Digital Storage Phosphor Radiography in Gastrointestinal Disease....Pages 143-148
Optimal Parameters for Unsharp Mask Filtering of Digital Chest Radiographs....Pages 149-154
Digital Interface for Selective Capture of Ultrasound Images....Pages 157-161
Ultrasonic Tissue Characterization of Myocardium using Texture Analysis of Echocardiographic Images....Pages 162-165
Sonographic Volume Processing of Malignant Prostatic Lesions....Pages 166-170
The Weighted Tchebycheff Norm Method for Multicriterion Image Reconstruction....Pages 173-176
Quantitative Dynamic CT of Malignant Liver Tumors....Pages 177-180
Quantitative Volumetric Assessment of Orbital Soft Tissue....Pages 181-186
Colour-Coded 3D-Reconstruction of Abdominal Organs and Vessels....Pages 187-193
A new Method for Assessing the Anchorage of Custom-Made Hip Endoprostheses with CT....Pages 194-198
A Non-Stationary Markovian Modeling for the Lung Nodule Detection in CT....Pages 199-204
Computed Tomography and 3-D-Surface Reconstructions of the Spine in Patients with Lower Back Pain....Pages 205-206
Degenerative Disc Disease and Volume Raytracing: A new Sophisticated Way to High Accuracy Computed Tomography in Patients with Low Back Pain....Pages 207-208
Accuracy of Images and Measurements in 3D Bone Imaging....Pages 209-215
Colour Mapping of Tissue Perfusion Data Derived from Dynamic Computed Tomography....Pages 216-219
Assessment of Bone Structure by Quantitative Computed Tomography....Pages 220-225
3D Matching of Structural (CT, MR) and Functional (PET) Brain Image Data....Pages 229-233
Functional Diagnosis by Combining Biomagnetic Source Localization and Digital Images....Pages 234-239
Front Matter....Pages 1-1
Fusion of Electromagnetic Source Data and Tomographic Image Data....Pages 240-246
Front Matter....Pages 247-247
Impact of Computer and Communication Technology on Radiology and Related Disciplines....Pages 249-255
Automated Data Entry and Localisation of Interstitial Seed Implants in Brachytherapy....Pages 256-262
3D Therapy Planning for Interstitial Microwave Hyperthermia of Brain Tumors....Pages 263-268
A Survey of Algorithms for 3-Dimensional Electromagnetic Problems in Hyperthermia....Pages 269-274
Knowledge Based Interpretation of Cranial MR Images....Pages 277-282
Interpretation of Cranial MR-Images using a Digital Atlas of the Human Head....Pages 283-288
A Multilayered Neural Network for the Recognition of Lung Nodules on Digital Chest Radiographs....Pages 289-294
Characterisation of Benign Clustered Microcalcifications with a New Image Analysis Method....Pages 295-300
Extraction and Measurement of Lesion Edge Blur in Mammograms by Computer Image Analysis....Pages 301-307
Automatic Identification of Probable Abnormal Scans in Magnetic Resonance Imaging of the Head....Pages 308-314
Expert System Advice as a By-Product of Image Acquisition and Reporting: Obstacles to be Overcome....Pages 315-320
3-D Surface Detection and Pattern Recognition for Surgical Planning in Orthopaedics....Pages 323-328
Volume Based Object Manipulation for Simulation of Hip Joint Motion....Pages 329-335
Measuring the Accuracy of CT Bone Geometry for Orthopedic Implants....Pages 336-343
Volumetric CT-Based Model Milling in Rehearsing Surgery....Pages 347-353
Transparent Liver Rendering Showing Metastases and Their Relation to Liver Veins for Optimizing Hepatic Surgery....Pages 354-357
Indications for CAS (Computer Assisted Surgery) Systems as Navigation Aid in ENT-Surgery....Pages 358-361
Navigation Support for Surgery by Means of Optical Position Detection....Pages 362-366
Diagnostic Imaging of Craniosynostosis....Pages 367-373
Front Matter....Pages 247-247
The Integrated Display of CT, Angiograms and Intracranial EEG for Stereotactic Surgery Planning in Epilepsy....Pages 374-379
Front Matter....Pages 381-381
PACS in Japan....Pages 383-390
Geneva PACS Project: A Hospital-wide Integrated System....Pages 391-397
PACS — Experiences and Future Developments....Pages 398-406
Introduction of Digital Imaging Archiving System at John Hunter Hospital, Newcastle, Australia....Pages 407-413
First Results of a Small PACS-Unit....Pages 414-418
Two Years Experience with a PACS-Entry-Level-System as a Basis for a Modular IMACS in Freiburg....Pages 419-424
Film and PACS: Friends or Foes....Pages 425-431
TMS™, the Integrated Network Solution for Better Cancer Treatment....Pages 432-435
The Vienna SMZO-PACS-Project: The Totally Digital Hospital....Pages 436-441
A New Task in Radiology: The Radiology Information and Communication Coordinator....Pages 442-446
Clinical Problems Associated with the Introduction of PACS....Pages 447-449
Are Hospital-wide PACS Implementations Possible now (soon)?....Pages 450-455
Strategies for the Progressive Introduction of PACS....Pages 456-463
Prefetching Offers Prospects for a Quick Responding PACS....Pages 464-470
A General Image File Format....Pages 471-476
Discrete X-Ray Transform Application in Compression of Digital Images....Pages 477-481
ImNet/2 Transmits Images at 140 Mbit/s....Pages 482-487
Health Level Seven for Radiology Applications....Pages 491-495
Modern RIS Design from a Radiologist’s View....Pages 496-498
Front Matter....Pages 381-381
HCl in Breast Cancer Screening....Pages 499-504
PACS Integration with Hospital Information Structures: Requirements, Problems and Possible Solutions....Pages 507-512
A Geometric Indexing Scheme for an Image Library....Pages 513-518
Graphical Tools and Retrieval Strategies for Medical Image Databases....Pages 519-524
Standard Activities of Radiology in Japan....Pages 527-531
Front Matter....Pages 533-533
Formation of Image Objects in Human Vision....Pages 535-542
Automated 3D MR Image Analysis with a Rule-Based Segmentation System....Pages 543-548
Three-Dimensional Imaging of the Wrist....Pages 549-555
Estimating Partial Volume Induced Local Blurring of Organ Contours in Computed Tomograms....Pages 556-562
Mathematical Morphology and Active Contour Model: A Cooperative Approach for Segmentation of Lung Contours in CT....Pages 563-568
Symbolic Description of Complex 3D Objects from Medical Volume Data....Pages 569-574
Multimodality Imaging with PET, MRI and CT....Pages 575-581
Computer Characterisation of Clustered Microcalcifications in Mammograms....Pages 582-587
Characterization of Vasculature in 3D Medical Images....Pages 588-593
A Neural Network Approach to MR and CT Image Understanding....Pages 594-599
Segmentation and Recognition of MR Pathological Images....Pages 600-605
Segmentation of Dual-Echo MR Head Data....Pages 606-611
Segmentation System for Medical Images....Pages 612-617
A Knowledge-Based System for the Automatic Interpretation of X-Ray CT Scans....Pages 618-623
Digital Image Processing of X-Ray and MR Breast Images....Pages 624-625
Front Matter....Pages 533-533
A Rule-Based Model of Diagnostic Information Requirements for the Design of Adaptive Image Workstations....Pages 629-635
Scrolling Radiologic Images: Requirements, Designs, and Analyses....Pages 636-641
Interactive User Interface for Visualizing Digital Medical Images....Pages 642-647
Automatic Generation of a Dynamic Anatomical Model for Use in Subsequent Radiological Image Interpretation....Pages 651-656
Modelling 3D Geometric Objects in the Extended Cell Enumeration Representation....Pages 657-662
A 3D C 1 Stereotactic Deformation Model to Merge Multimodality Images and Atlas Data....Pages 663-668
3-D Reconstruction, Modelling and Viewing of Coronary Vessels....Pages 669-676
3D Modelling of Medical Imagery....Pages 677-682
3-D Visualization and Analysis of Biomedical Images Using ANALYZE....Pages 685-698
Radiologists Start Designing their Digital Workplace: Prototyping with a Digital Image Workstation in the Radiology....Pages 699-704
The MGI Workstation: An Interactive System for 3D Medical Graphics Applications....Pages 705-710
Match Vox — A Workstation for Computer Assisted Neuroimaging....Pages 711-715
3D Surface Display of Blood Vessels by Postprocessing of MR›Angiographic Data....Pages 716-720
Accuracy of Measurement in Quantitative Coronary Angiography (QCA)....Pages 721-726
The Effect of Image Magnification and Context Reduction on Diagnostic Performance with a Digital Workstation....Pages 727-732
PACS Versus Hard Copy for Image Analysis — Evaluation of Time Effects and Diagnostic Accuracy....Pages 733-733
Front Matter....Pages 735-735
Medico/Legal Consequences of Digital Radiological Imaging....Pages 737-737
Computer-Aided Diagnosis in Radiology....Pages 738-743
Clinical Experience with a PACS Serving the Medical Intensive Care Unit at the University of Pennsylvania....Pages 744-748
Aspects of Clinical Organization and Operation Forms for 3D Treatment Planning....Pages 749-754
Front Matter....Pages 735-735
IMACS: Use in Clinical Case Demonstration and Teaching....Pages 755-760
Front Matter....Pages 761-761
Computer Assisted Radiology for Infants and Children....Pages 763-770
The Role of Computer Assisted Imaging in Paediatric Nuclear Medicine....Pages 771-775
Computation of Tumor Burden in the Pediatric Patient....Pages 776-781
Digital Radiography (DR) in the Detection of Pediatric Hip Disorders....Pages 782-786
Comparison of Digital with Film Screen Radiography in a Pediatric Emergency Room Setting....Pages 787-789
Front Matter....Pages 791-791
Full-Scale Replacement of a Visiting Radiologist Service with Teleradiology....Pages 793-798
Technical Suppositions Using Videoconference Systems in Medicine for Large Audience....Pages 799-802
Videoconferencing in Medicine — Evaluation of Image Quality and Diagnostic Accuracy....Pages 803-803
Nuclear Medicine Image Distribution and Telecommunication through Public Broadband VBN....Pages 804-810
Functional Requirements on Teleradiology Systems....Pages 811-816
Front Matter....Pages 817-817
3D Projection Reconstruction: Implementation and Application to NMR Imaging....Pages 819-819
An Image Analysis Study on Brain Magnetic Resonance Imaging for Hepatic Encephalopathy....Pages 820-820
Fast MR Imaging of the Cervical Spine....Pages 821-821
Fast MR Imaging with Modified T2-Weighted Spin Echo Sequences....Pages 822-822
MR Imaging of the Wrist: 3-DFT Volume Acquisition with Multiplanar Reformatting....Pages 823-823
Applications of Deconvolution Algorithms and Smoothing Techniques to Renal Functional Images....Pages 824-824
Radionuclide Cisternography, using SPECT and 3D Rendering....Pages 825-825
Intraarterial Dynamic CT as a Control of Tumor-Perfusion before Regional Chemotherapy in Lung, Breast and Liver Cancers....Pages 826-826
A Comparative CT Study using 2 Different Invasive Application Routes of Contrast Material in the Detection of Liver Metastases before Surgery....Pages 827-827
Front Matter....Pages 817-817
3-D Reconstruction of Coronary Network from Two and Three Projections: Results on Real Data....Pages 838-838
Non-Invasive Coronary Angiography with the System NIKOS II....Pages 839-839
Assessment of Acetabular Cup Orientation in Computed Tomography — A New Concept of Measuring Angles after Total Hip Replacement....Pages 828-828
Three-Dimensional Imaging of Liver Masses....Pages 829-829
Three-Dimensional Reconstruction of Bone Structures....Pages 830-830
Volume Determination for Soft Tissue Organs or Lesions from CT Images....Pages 831-831
Lateral Dual X-Ray Absorptiometry of the Spine: Comparison to AP-DXA and QCT....Pages 832-832
A Spatial Limited Angle Model for Computerized Tomography....Pages 833-833
Geometry-Induced Errors in CT-Imaging....Pages 834-834
Evaluation of Ultrasonic Statistical Parameters, Speckle Parameters and Attenuation in the Discrimination of Diffuse Liver Diseases....Pages 835-835
A Practical Approach in Modelling Ultrasound Linear-Array Image Generation....Pages 836-836
Techniques for 3D Volume Imaging with Ultrasound....Pages 837-837
Digital Radiography with Stimulable Phosphors; Clinical Use....Pages 840-840
Computed Radiography (CR) System in the Remote X-Ray Department....Pages 841-841
Radiation Dose Requirements in Digital Image Intensifier Radiography (DIIR)....Pages 842-842
Computer Assisted Arthrography after Hip Joint Replacement....Pages 843-843
Recognition of Densities in Digital X-Ray Images....Pages 844-844
Methods of Automatic Feature Extraction and Diagnostic Classification of the Heart in Digital Chest Radiographs....Pages 845-845
A New Method for X-Ray Dose Reduction in Fluoroscopy....Pages 846-846
Primary-information as Starting-Point for Digital and/or Analogous Processing by Imaging in Oncology....Pages 847-847
Front Matter....Pages 817-817
Computer Assisted Localizer for Pre- and Intraoperative Planning of Surgery and Intraoperative Orientation....Pages 861-861
3D Reconstruction of Neurofunctional Systems of the Human Brain....Pages 860-860
Comparison between Conventional Radiography, Digital Radiography on Hard Copy and on PACS Display Workstation in the Detection of Pulmonary Nodules....Pages 862-862
An Intelligent Software Process for the Survey, Management and Error Detection in a PACS....Pages 863-863
A Comparison between Digital Cardiac Imaging Measured Cardiac Output and the Fick Method of Cardiac Output Estimation for Patients with Coronary Artery Disease....Pages 857-857
Epipolar Relation to 3D Reconstruction of Coronary Arteries from Biplane X-Ray Angiograms....Pages 858-858
Cardiovascular Angiography on a Macintosh IIci....Pages 859-859
Ad Hoc Reporting in Radiology Applications....Pages 864-864
Experiences with the new MediRIS from the Informatics Point of View....Pages 865-865
Optimal User Interface for a RIS by using Modern Input Devices....Pages 866-866
Patient Management System for Scheduling, Billing, and Account Collections....Pages 867-867
Realistic 3-D Views of Articular Surfaces and Soft Tissue....Pages 854-854
The Significance of Tc99m-Bone-Scintigraphy in Cementless Total Hip Arthroplasty and the Value in the Detection of Loosening....Pages 855-855
3-Phase-Scintigraphy with 99mTc-Labelled Nanocolloids in the Diagnosis of Postoperative Infections....Pages 856-856
An Approach to Computer Aided Diagnosis in Breast Cancer Screening....Pages 852-852
Double-Contrast Examination of Gastrointestinal Tract: Application of Digital Processing....Pages 853-853
Value of CT and MRI for Assessment of Tumor Volume and Technical Demands in Radiation Therapy....Pages 848-848
Measurement Techniques in Photodynamic Therapy....Pages 849-849
A New Source Model for Linear Accelerators....Pages 850-850
CT and MR Based 3D Therapy Simulation....Pages 851-851
Front Matter....Pages 817-817
Design of a Cost-Effectiveness Analysis Study in Teleradiology....Pages 882-882
Quality Assurance of Radiologic Examinations in Large Multicenter Study Settings....Pages 883-883
Functional Medical Imagery Database Development....Pages 868-868
PACS Concepts using ISDN....Pages 869-869
Streamlined Design of a Radiology Workstation for Clinical Applications....Pages 875-875
A First Approach to a Hyper-Media Radiological Workstation....Pages 876-876
Information in Magnetic Resonance Images: The Parameterisation of Signal, Contrast and Noise....Pages 877-877
Development of an Integrated Diagnostic Workstation for the Display and Analysis of Multi-Modal Medical Images....Pages 878-878
Unified Medical Workstation: Concept, Tools and Realization....Pages 879-879
An Application of PC-Based Digital Image Processing in Computer Assisted Radiology....Pages 880-880
3 Dimensional Imaging of the Biliary Tree in Malignant Obstructive Jaundice....Pages 881-881
Combining 3-D Processing and Ray Tracing....Pages 870-870
Texture Analysis of Cranial MR Images....Pages 871-871
Segmenting Cranial MR Images using Edge-Region Integration....Pages 872-872
Comparison of Different 3D Reconstruction and Classification Algorithms based on the Extended Cell Enumeration Representation....Pages 873-873
A New 3D Algorithm....Pages 874-874
Techniques for Teleradiology....Pages 884-884
Historical Efforts Concerning Videoconferences....Pages 885-885
First Experience of Teleradiology Applied to Neurosurgical Patients....Pages 886-886
Tele-Radiology System for ISDN Networks....Pages 887-887
Back Matter....Pages 889-932