Master s Program in Medical Physics. Physics of Imaging Systems Basic Principles of Computer Tomography (CT) III. Prof. Dr. Lothar Schad.
|
|
- Lawrence Wood
- 8 years ago
- Views:
Transcription
1 1 12/9/2008 Page 1 Master s Program in Medical Physics Physics of Imaging Systems Basic Principles of Computer Tomography (CT) III Chair in Faculty of Medicine Mannheim University of Heidelberg Theodor-Kutzer-Ufer 1-3 D Mannheim, Germany Lothar.Schad@MedMa.Uni-Heidelberg.de 12/9/2008 Page 2 Applications Applications Seite 1
2 2 12/9/2008 Page 3 Bones and Lung - high black/white contrast 12/9/2008 Page 4 Superior Vena Cava Thrombosis 130 kv, 150 ma, 0.8 s 5 mm, Pitch 1.5, 50% overlap - Siemens Emotion Seite 2
3 3 12/9/2008 Page 5 Liver Hemangioma Study 4 - phase spiral study excellent enhancement precontrast arterial portal-venous delayed phase 8 mm, Pitch kv, 120 ma, 1.5 s 120 ml / flow rate 3 ml/s - Siemens Esprit 12/9/2008 Page 6 Ankle Joint: 1 mm Spiral CT Siemens Emotion: sagittal reformat Siemens Volume Access: VRT Seite 3
4 4 12/9/2008 Page 7 Spine 2 mm, Pitch 2 low dose ( 90 ma) low dose of 100 mas 2 x 1.5 mm collimation 2 mm slice width 99 s spiral duration Siemens Emotion / Emotion Duo 12/9/2008 Page 8 Pediatrics Head 2 x 1 mm, 60 mas 1.25 mm axial slice Siemens Emotion Duo Seite 4
5 5 12/9/2008 Page 9 Dental CT: Clinical Option life size filming semi-automatic evaluation for the jaws and teeth presurgical planning for implants 12/9/2008 Page 10 Brain: Cerebral Infarction I CT MRI Seite 5
6 6 12/9/2008 Page 11 Brain: Cerebral Infarction II 12/9/2008 Page 12 Osteoporosis: Bone Density Evaluation measurement of bone mineral density (BMD) for: early detection diagnosis follow-up of osteoporosis management of: metabolic bone diseases fractures in aging patients - CT accuracy of 10% is required due to individual variation of about 30% - but CT reproducibility of better than 2% is necessary in follow-up studies! Seite 6
7 7 12/9/2008 Page 13 Pulmonary CT: Lung Density Evaluation assessment of pulmonary structure & function emphysema cystic fibrosis clinical evaluation of new therapeutic approaches lung volume reduction surgery (LVRS) pharmaceutical treatment research & therapy in respiratory care (ICU) 12/9/2008 Page 14 Virtual Coloscopy source: Aurich and Beck. Institut für Informatik der Heinrich-Heine-Universität Düsseldorf, Seite 7
8 8 12/9/2008 Page 15 CT Angiography CT Angiography 12/9/2008 Page 16 Cerebral Arteries 1 mm, Pitch 2 Siemens Emotion 2 x 0.5 mm, Pitch 3 Siemens Volume Zoom Seite 8
9 9 12/9/2008 Page 17 Carotids 130 kv, 100 ma, 0.8 s, 2 mm, Pitch 2 2 x 1 mm, Pitch 3, 1.25 mm SW Siemens Emotion / Emotion Duo 12/9/2008 Page 18 Abdominal Aortic Stent Follow-up 35 cm 130 kv, 143 mas, 0.8 s, 2 x 1.5 mm, Pitch 4 Siemens Emotion Duo Seite 9
10 10 12/9/2008 Page 19 Kidney CTA 12/9/2008 Page 20 Lung CTA Seite 10
11 11 12/9/2008 Page 21 CT Contrast Agent CT Contrast Agent 12/9/2008 Page 22 Contrast Study Challenges - catching the bolus at the right moment HU single slice: 40 s multislice: 5 s time (s) Seite 11
12 12 12/9/2008 Page 23 CARE Bolus - Automatic Bolus Tracking pre-monitoring reference scan start injection monitoring scans spiral scan patient individual start of the spiral scan 12/9/2008 Page 24 Perfusion CT: ROI Evaluation 1 2 time density curve Seite 12
13 13 12/9/2008 Page 25 Perfusion CT: Time to Peak Map 40 s 5 s 12/9/2008 Page 26 Early Stroke Diagnosis native CT perfusion (CBF) time - to - peak Seite 13
14 14 12/9/2008 Page 27 Perfusion CT: Follow-up I 62 years old women, 0.7 h after beginning of symptoms, hemiparesis left 40 sec 5 sec 12/9/2008 Page 28 Perfusion CT: Follow-up II 66 years old women, 1.2 h after beginning of symptoms, hemiparesis right 40 s 5 s Seite 14
15 15 12/9/2008 Page 29 Perfusion CT: Follow-up III 68 years old women, 2 h and 1 day after beginning of symptoms, hemiparesis left 40 sec 0. day (2.0 h) 0. day 2 h 1. day 19 h 5 sec 12/9/2008 Page 30 CT Cardio Imaging CT Cardio Imaging Seite 15
16 16 12/9/2008 Page 31 Cardio CT prospective triggering sequence scans in a single heart phase - quantification of coronary calcification - motion free images of thorax - imaging of large pulmonary vessels retrospective gating spiral acquisition and ECG-recording parallel reconstruction of imaging data at different heart phases possible not sensitive to cardiac arrhythmia since retrospective fitting of imaging data to the ECG-curve high resolution coronary CTA imaging of bypass-transplants quantification of coronary calcification at high reproducibility 12/9/2008 Page 32 Cardio CT: Retrospective Gating I projection angle θ z r z ECG time Seite 16
17 17 12/9/2008 Page 33 Cardio CT: Retrospective Gating II - single source CT: temporal resolution of maximum 165 ms temp. resolution = rotation time 2 = 165 ms courtesy: Siemens Medical Solution, Erlangen 12/9/2008 Page 34 Cardio CT: Retrospective Gating III - single source CT: technical challenge with high heart rates 60 bpm 100 bpm courtesy: Siemens Medical Solution, Erlangen Seite 17
18 18 12/9/2008 Page 35 Cardio CT: Multi Segment Reconstruction (a) 1 segment (half-scan reconstruction > 200 ms) (b) 4 segments (c) 2 segments (d) 3 segments source: Blobel et al. Fortschr Röntgenstr /9/2008 Page 36 Cardio CT: Retrospective Gating IV - single source CT: multi-segment reconstruction 1 2 coronary arteries change position = limited image quality temp. resolution = (2 segment recon) varies between = 83 and 165 ms courtesy: Siemens Medical Solution, Erlangen Seite 18
19 19 12/9/2008 Page 37 Cardio CT: 3D Reconstruction heart beat = 70 b/min heart beat = 85 b/min heart beat = b/min 12/9/2008 Page 38 Cardio CT: Stent 3D reconstruction of heart and coronary vessels using four-slice multi-slice CT. Note the stent in the proximal part of the left anterior descending artery cardiac vessel analysis of the stented segment in the same patient (Courtesy of Central Bank Medical Center, Moscow) source: ECR Newsletter 4/2002 Seite 19
20 20 12/9/2008 Page 39 Cardio CT: Coronal Angiography source: Kalender. Computertomographie, Publicis MCD Verlag /9/2008 Page 40 Cardio CT: Heart Function (Pig) ~ 70 ms - retrospective ECG gating Seite 20
21 21 12/9/2008 Page 41 Dual Source CT Dual Source CT 12/9/2008 Page 42 Dual Source CT: Principle I alternative: rotating detector ring X-ray source stationary detector ring tube 1 gantry window fieldof-view X-ray fan tube 2 detector 2 detector 1 design of using multiple X-ray tubes with corresponding detectors has been proposed in the early years of CT to reduce scan time and increase temporal resolution (adapted according to Boyd, 1981). source: Kalender. Computertomographie, Publicis MCD Verlag 2000 Seite 21
22 22 12/9/2008 Page 43 Dual Source CT: Principle II - dual source CT: two X-ray sources and two detectors at the same time 0.33 seconds rotation courtesy: Siemens Medical Solution, Erlangen 12/9/2008 Page 44 Dual Source CT: Results I pulmonary embolism (arrow) pulmonary embolism (arrow) source: large aneurysm of ascending aorta triple rule-out examination with artifact-free visualization of right and left coronary arteries and aortic arch Seite 22
23 23 12/9/2008 Page 45 Dual Source CT: Temporal Resolution - dual source CT: heart rate independent temporal resolution of 83 ms temp. resolution = rotation time 4 = 83 ms courtesy: Siemens Medical Solution, Erlangen 12/9/2008 Page 46 Dual Source CT: Retrospective Gating - dual source CT: reliable imaging of all heart rates 60 bpm 100 bpm courtesy: Siemens Medical Solution, Erlangen Seite 23
24 24 12/9/2008 Page 47 Dual Source CT: Results II - dual source CT: patient with varying heart rate between 86 bpm and 122 bpm heart rate independent temporal resolution of 83 ms single source CT single source CT + multi segment recon. dual source CT courtesy: University Medical Center Grosshadern, Munich 12/9/2008 Page 48 Dual Source CT: Results III - dual source CT: precise RCA and LAD in stent visualization with reduced blooming and without motion artifacts - heart rate independent - temporal resolution: 83 ms - spatial resolution: 0.33 mm - 5 s for 103 mm - rotation: 0.33 sec kv, 400 mas/rotation - heart rate: 73 bpm courtesy: Erasmus MC, University Medical Center Rotterdam, The Netherlands Seite 24
25 25 12/9/2008 Page 49 Dual Source CT: Results IV - dual source CT: despite high heart rate of 90 bmp, motion free visualization of the coronary arteries - heart rate independent - temporal resolution: 83 ms - spatial resolution: 0.33 mm - 6 s for 138 mm - rotation: 0.33 sec kv, 400 mas/rotation - heart rate: 90 bpm courtesy: Nagoya City University Hospital, Nagoya, Japan 12/9/2008 Page 50 Dual Source CT: Results V - dual source CT: despite high heart rate of 122 bmp, motion free visualization of even small coronary arteries - heart rate independent - temporal resolution: 83 ms - spatial resolution: 0.33 mm - 6 s for 125 mm - rotation: 0.33 sec kv, 380 mas/rotation - heart rate: 122 bpm courtesy: University Hospital of Munich Grosshadern, Munich Seite 25
26 26 12/9/2008 Page 51 Dual Source CT: Results VI - dual source CT: quick and accurate rule out of myocardial infarction, pulmonary embolism, and aortic dissection - heart rate independent - temporal resolution: 83 ms - spatial resolution: 0.33 mm - 17 s for 270 mm - rotation: 0.33 sec kv, 300 mas/rotation - heart rate: bpm courtesy: University Hospital of Munich Grosshadern, Munich 12/9/2008 Page 52 Dual Source CT: Results VII - dual source CT: fast visualization of the complete human anatomy in only 42 s with 0.33 mm isotropic resolution courtesy: University Hospital of Munich Grosshadern, Munich - spatial resolution: 0.33 mm - 42 s for 1889 mm - rotation: 0.5 sec kv, 120 mas/rotation mm scan range Seite 26
27 27 12/9/2008 Page 53 Dual Source CT: Results VIII - dual source CT: excellent visualization of the complete peripheral artery tree showing an occlusion of the left iliac artery - spatial resolution: 0.33 mm - 31 s for 1389 mm - rotation: 0.5 sec kv, 200 mas/rotation mm scan range courtesy: University Hospital of Munich Grosshadern, Munich 12/9/2008 Page 54 Dual Source CT: Results IX thanks to courtesy: University Hospital of Munich Grosshadern, Munich Seite 27
28 28 12/9/2008 Page 55 Micro CT Micro CT 12/9/2008 Page 56 Micro CT: Setup I X-ray tube rotating axis rotating object detector cone beam variable zooming - pre-clinical in vitro CT imaging - setup of a μ-ct scanner with fixed micro-focus X-ray tube and area detector while rotating object principle of μ-ct scanner X-ray tube rotating object detector photo of in vitro μ-ct scanner experimental setup (IMP Erlangen) source: Kalender. Computertomographie, Publicis MCD Verlag 2000 Seite 28
29 29 12/9/2008 Page 57 Micro CT: Resolution imaging of two tungsten wires with 10 µm thickness 3D imaging of bone biopsy osteporosis 3D imaging of a vessel stent for quality control source: Kalender. Computertomographie, Publicis MCD Verlag /9/2008 Page 58 Micro CT: Setup II rotating gantry detector mouse couch - pre-clinical in vitro CT imaging - setup of a μ-ct scanner with rotating micro-focus X-ray tube and area detector while fixed object X-ray tube principle of μ-ct scanner rotating gantry detector mouse couch photo of in vitro μ-ct scanner (TomoScope 30s, VAMP GmbH, Erlangen) X-ray tube source: Kalender. Computertomographie, Publicis MCD Verlag 2000 Seite 29
30 30 12/9/2008 Page 59 Micro CT: Results I whole body scan with about 80 µm resolution source: Kalender. Computertomographie, Publicis MCD Verlag /9/2008 Page 60 Comparison: CT and μ-ct in vitro μ-ct in vivo CT focus size x-ray tube power spatial resolution scan time detector field-of-view dose flat panel detector not relevant flat panel detector according to ALARA ALARA - principle = As Low As Reasonably Achievable source: Kalender. Computertomographie, Publicis MCD Verlag 2000 Seite 30
31 31 12/9/2008 Page 61 Micro CT: Results II Seite 31
State-of-the-Art Technology in Cardiac CT
1 2 Next Step Evolution or Revolution? State-of-the-Art Technology in Cardiac CT Stefan Ulzheimer, PhD Global Director of Collaborations CT Siemens Medical Solutions Major Innovations in CT Head The 80
More informationPurchasing a cardiac CT scanner: What the radiologist needs to know
Purchasing a cardiac CT scanner: What the radiologist needs to know Maria Lewis ImPACT St George s Hospital, London maria.lewis@stgeorges.nhs.uk CT scanner development Slice wars 1998 Increased z-coverage
More informationImaging of Thoracic Endovascular Stent-Grafts
Imaging of Thoracic Endovascular Stent-Grafts Tariq Hameed, M.D. Department of Radiology and Imaging Sciences, Indiana University School of Medicine, Indianapolis, Indiana Disclosures: No relevant financial
More informationMDCT Technology. Kalpana M. Kanal, Ph.D., DABR Assistant Professor Department of Radiology University of Washington Seattle, Washington
MDCT Technology Kalpana M. Kanal, Ph.D., DABR Assistant Professor Department of Radiology University of Washington Seattle, Washington ACMP Annual Meeting 2008 - Seattle, WA Educational Objectives Historical
More informationSistemas de reducción de dosis en CT para pediatría. Nuevos avances Ángela de Pinto Siemens CT Business Manager angela.pinto@siemens.
Sistemas de reducción de dosis en CT para pediatría. Nuevos avances Ángela de Pinto Siemens CT Business Manager angela.pinto@siemens.com Copyright Siemens AG 2009. All rights reserved. An Innovation Leader
More informationData. microcat +SPECT
Data microcat +SPECT microcat at a Glance Designed to meet the throughput, resolution and image quality requirements of academic and pharmaceutical research, the Siemens microcat sets the standard for
More informationDENTAL Cone beam 3D X-RAY SYSTEM with
VERSATILE INTUITIVE efficient DENTAL Cone beam 3D X-RAY SYSTEM with dedicated panoramic imaging With thirty years of experience in designing and manufacturing state-of-the-art dental panoramic and tomographic
More informationGlobal Business Unit Address. Siemens Medical Solutions USA, Inc. 2501 N. Barrington Road Hoffman Estates, IL 60192-5203. Telephone: +1847 304 7700
Trademarks and service marks used in this material are property of Siemens Medical Solutions USA or Siemens AG. All other company, brand, product and service names may be trademarks or registered trademarks
More informationHow To Improve Your Ct Image Quality
Translating Protocols Between Scanner Manufacturer and Model Cynthia H. McCollough, PhD, FACR, FAAPM Professor of Radiologic Physics Director, CT Clinical Innovation Center Department of Radiology Mayo
More informationSpiral CT: Single and Multiple Detector Systems. AAPM Refresher Course Nashville, TN July 28,1999
Spiral CT: Single and Multiple Detector Systems AAPM Refresher Course Nashville, TN July 28,1999 Mike McNitt-Gray, PhD, DABR Assistant Professor UCLA Radiological Sciences mmcnittgray@mednet.ucla.edu X-Ray
More informationChest 1: Pulmonary Nodule Follow-up: Low-Dose Helical CT (Unenhanced) (Non-metastatic) Gantry Rotation Time. mas (Reg-Lg) 40-80
Revisions Effective January 2012 Chest 1: Pulmonary Nodule Follow-up: Low-Dose Helical CT (Unenhanced) (Non-metastatic) Technologist Instructions Patient must cough several times prior to scan to clear
More informationAssessment of calcium scoring performance in cardiac computed tomography
Eur Radiol (2003) 13:484 497 DOI 10.1007/s00330-002-1746-y CARDIAC Stefan Ulzheimer Willi A. Kalender Assessment of calcium scoring performance in cardiac computed tomography Received: 19 June 2002 Revised:
More informationCTA OF THE EXTRACORONARY HEART
CTA OF THE EXTRACORONARY HEART Charles White MD Director of Thoracic Imaging Department of Radiology University of Maryland NO DISCLOSURES CWHITE@UMM.EDU CARDIAC CASE DISTRIBUTION Coronary CTA 30% ED chest
More informationCT Protocol Optimization over the Range of CT Scanner Types: Recommendations & Misconceptions
CT Protocol Optimization over the Range of CT Scanner Types: Recommendations & Misconceptions Frank N. Ranallo, Ph.D. Associate Professor of Medical Physics & Radiology University of Wisconsin School of
More informationMYOCARDIAL PERFUSION COMPUTED TOMOGRAPHY PhD course in Medical Imaging. Anne Günther Department of Radiology OUS Rikshospitalet
MYOCARDIAL PERFUSION COMPUTED TOMOGRAPHY PhD course in Medical Imaging Anne Günther Department of Radiology OUS Rikshospitalet CORONARY CT ANGIOGRAPHY (CTA) Accurate method in the assessment of possible
More informationTable of Contents. Scan acquisition and user interface basics. Dose modulation and reduction tools. Multi-Slice Detector Geometry
Table of Contents Scan acquisition and user interface basics Dose modulation and reduction tools Multi-Slice Detector Geometry Image Reconstruction and Display Contrast Media Tools Multi-planar formats
More informationCone Beam Reconstruction Jiang Hsieh, Ph.D.
Cone Beam Reconstruction Jiang Hsieh, Ph.D. Applied Science Laboratory, GE Healthcare Technologies 1 Image Generation Reconstruction of images from projections. textbook reconstruction advanced acquisition
More informationGE Healthcare. Revolution EVO. More than just high tech. Higher purpose.
GE Healthcare Revolution EVO More than just high tech. Higher purpose. Revolution EVO. Designed with purpose. Today s healthcare environment is about creating new solutions to pressing needs. It s about
More informationMultislice Computed Tomography: Basic Principles and Clinical Applications
New Applications with the Assistance of Innovative Technologies Multislice Computed Tomography: Basic Principles and Clinical Applications A. F. Kopp, K. Klingenbeck-Regn 2, M. Heuschmid, A. Küttner, B.
More informationThinking ahead. Focused on life. REALIZED: GROUNDBREAKING RESOLUTION OF 80 µm VOXEL
Thinking ahead. Focused on life. REALIZED: GROUNDBREAKING RESOLUTION OF 80 µm VOXEL X-ray ZOOM RECONSTRUCTION Flat Panel Detector (FPD) Automatic Positioning Function For ø 40 x H 40 mm, ø 60 x H 60 mm,
More informationCPT Radiology Codes Requiring Review by AIM Effective 01/01/2016
CPT Radiology Codes Requiring Review by AIM Effective 01/01/2016 When a service is authorized only one test per group is payable. *Secondary codes or add-on codes do not require preauthorization or separate
More informationscan: : a new tool to analyse
Gated CT-scan scan: : a new tool to analyse the shape of the aortic annulus. SEROUSSI SAFAR K, JONDEAU G, LANSAC E., SERFATY JM Bichat Hospital, U698, Paris, France Anatomy: 3D + spatial resolution Retrospective
More informationClinical Training for Visage 7 Cardiac. Visage 7
Clinical Training for Visage 7 Cardiac Visage 7 Overview Example Usage 3 Cardiac Workflow Examples 4 Remove Chest Wall 5 Edit Chest Wall Removal 6 Object Display Popup 7 Selecting Optimal Phase 8 Thick
More information4D Scanning. Image Guided Radiation Therapy. Outline. A Simplified View of the RT Process. Outline. Steve B. Jiang, Ph.D.
4D Scanning Steve B. Jiang, Ph.D. Department of Radiation Oncology jiang.steve@mgh.harvard.edu http://gray.mgh.harvard.edu/ Outline Problems with free breathing 3D scanning What is 4D CT? How does it work?
More informationThe IAC Standards and Guidelines for CT Accreditation
The IAC Standards and Guidelines for CT Accreditation Table of Contents All entries in Table of Contents are linked to the corresponding sections. Introduction... 4 Part A: Organization... 5 Section 1A:
More informationDevelopment of SCENARIA New Version Software MEDIX VOL. 62 P.32 P.35
Development of SCENAIA New Version Software Takayuki Kadomura Toshio Sakamoto Kana Tanaka Takatsugu Ito Yuuko Nishimura Naomi Maekawa MEDIX VOL. 62 P.32 P.35 Development of SCENAIA New Version Software
More informationAI CPT Codes. x x. 70336 MRI Magnetic resonance (eg, proton) imaging, temporomandibular joint(s)
Code Category Description Auth Required Medicaid Medicare 0126T IMT Testing Common carotid intima-media thickness (IMT) study for evaluation of atherosclerotic burden or coronary heart disease risk factor
More informationPress. Siemens solutions support diagnosis and treatment of cardiovascular diseases
Press Healthcare Erlangen, August 29, 2015 ESC 2015: ExCel London Exhibition and Convention Center, Booth #G700 Siemens solutions support diagnosis and treatment of cardiovascular diseases New cardiovascular
More informationCORONARY ARTERY BYPASS GRAFTS, STENTS, AND EXTRACORONARY CARDIAC DZ. Charles White MD
CORONARY ARTERY BYPASS GRAFTS, STENTS, AND EXTRACORONARY CARDIAC DZ Charles White MD Director of Thoracic Imaging Department of Radiology University of Maryland CORONARY ARTERY BYPASS GRAFTS First performed
More informationAmerican College of Radiology CT Accreditation Program. Testing Instructions
American College of Radiology CT Accreditation Program Testing Instructions (Revised July 24, 2015) This guide provides all of the instructions necessary for clinical tests, phantom tests and general submission
More informationMoving Forward What does this mean for the Medical Physicist and the Imaging Community?
Moving Forward What does this mean for the Medical Physicist and the Imaging Community? John M. Boone, Ph.D., FAAPM, FACR Professor and Vice Chairman of Radiology University of California Davis Medical
More informationFundamentals of Cone-Beam CT Imaging
Fundamentals of Cone-Beam CT Imaging Marc Kachelrieß German Cancer Research Center (DKFZ) Heidelberg, Germany www.dkfz.de Learning Objectives To understand the principles of volumetric image formation
More informationComputed Tomography, Head Or Brain; Without Contrast Material, Followed By Contrast Material(S) And Further Sections
1199SEIU BENEFIT AND PENSION FUNDS High Tech Diagnostic Radiology and s # 1 70336 Magnetic Resonance (Eg, Proton) Imaging, Temporomandibular Joint(S) 2 70450 Computed Tomography, Head Or Brain; Without
More informationR/F. Efforts to Reduce Exposure Dose in Chest Tomosynthesis Targeting Lung Cancer Screening. 3. Utility of Chest Tomosynthesis. 1.
R/F Efforts to Reduce Exposure Dose in Chest Tomosynthesis Targeting Lung Cancer Screening Department of Radiology, National Cancer Center Hospital East Kaoru Shimizu Ms. Kaoru Shimizu 1. Introduction
More informationCMS Manual System Pub. 100-03 Medicare National Coverage Determinations
CMS Manual System Pub. 100-03 Medicare National Coverage Determinations Department of Health & Human Services (DHHS) Centers for Medicare & Medicaid Services (CMS) Transmittal 21 Date: September 10, 2004
More informationSpecific Basic Standards for Osteopathic Fellowship Training in Cardiology
Specific Basic Standards for Osteopathic Fellowship Training in Cardiology American Osteopathic Association and American College of Osteopathic Internists BOT 07/2006 Rev. BOT 03/2009 Rev. BOT 07/2011
More informationVoxar 3D TM. A suite of advanced visualization and analysis software tools
Voxar 3D TM A suite of advanced visualization and analysis software tools The power to deliver advanced visualization throughout the enterprise To effectively manage the rapid growth of large volumetric
More informationUltrasound in Vascular Surgery. Torbjørn Dahl
Ultrasound in Vascular Surgery Torbjørn Dahl 1 The field of vascular surgery Veins dilatation and obstruction (varicose veins and valve dysfunction) Arteries dilatation and narrowing (aneurysms and atherosclerosis)
More informationCT RADIATION DOSE REPORT FROM DICOM. Frank Dong, PhD, DABR Diagnostic Physicist Imaging Institute Cleveland Clinic Foundation Cleveland, OH
CT RADIATION DOSE REPORT FROM DICOM Frank Dong, PhD, DABR Diagnostic Physicist Imaging Institute Cleveland Clinic Foundation Cleveland, OH CT Patient comes out... Patient goes in... Big Black Box Radiology
More informationBrilliance CT 64-channel confi guration
Brilliance CT 64-channel confi guration with Essence technology The Brilliance CT 64-channel confi guration is designed to help you conduct the most advanced multislice CT studies possible. These systems
More informationRb 82 Cardiac PET Scanning Protocols and Dosimetry. Deborah Tout Nuclear Medicine Department Central Manchester University Hospitals
Rb 82 Cardiac PET Scanning Protocols and Dosimetry Deborah Tout Nuclear Medicine Department Central Manchester University Hospitals Overview Rb 82 myocardial perfusion imaging protocols Acquisition Reconstruction
More informationCPT CODE PROCEDURE DESCRIPTION. CT Scans 70450 CT HEAD/BRAIN W/O CONTRAST 70460 CT HEAD/BRAIN W/ CONTRAST 70470 CT HEAD/BRAIN W/O & W/ CONTRAST
CPT CODE PROCEDURE DESCRIPTION CT Scans 70450 CT HEAD/BRAIN W/O CONTRAST 70460 CT HEAD/BRAIN W/ CONTRAST 70470 CT HEAD/BRAIN W/O & W/ CONTRAST 70480 CT ORBIT W/O CONTRAST 70481 CT ORBIT W/ CONTRAST 70482
More informationPediatric Hospitals Bring Low-dose CT to the Middle East
Pediatric Hospitals ring Low-dose CT to the Middle East For years, radiologists have been cognizant of the importance of limiting pediatric patients exposure to radiation dose. uilding on the LR principle,
More informationMx8000 IDT 16 provides dose control methodologies like DoseRight ACS (Automatic Current Selection) and DoseRight DOM (dynamic dose modulation).
Philips Mx8000 IDT 16 CT Scanner Philips Medical systems Mx8000 IDT 16 delivers 16 simultaneous slices at sub-millimeter collimator, high resolution and isotropic imaging. New large area detectors allow
More informationLow-dose CT for Pulmonary Embolism
Low-dose CT for Pulmonary Embolism Gautham Gautham P. P. Reddy, Reddy, MD, MD, MPH MPH University University of of Washington Washington Introduction Introduction CT CT accounts accounts for for > 50%
More informationCardiac CT for Calcium Scoring
Scan for mobile link. Cardiac CT for Calcium Scoring Cardiac computed tomography (CT) for Calcium Scoring uses special x-ray equipment to produce pictures of the coronary arteries to determine if they
More informationYour Guide to Express Critical Illness Insurance Definitions
Your Guide to Express Critical Illness Insurance Definitions Your Guide to EXPRESS Critical Illness Insurance Definitions This guide to critical illness definitions will help you understand the illnesses
More informationProcedure Codes. RadConsult provides real-time decision support for physicians who order high-cost imaging procedures RADIATION THERAPY
Procedure Codes 2011 RadConsult provides real-time decision support for physicians who order high-cost imaging procedures RADIATION THERAPY 2D3D Therapeutic radiology treatment planning; simple 77261 Therapeutic
More informationThe power of Multislice CT Philips MX 6000 Dual
The power of Multislice CT Philips MX 6000 Dual Philips MX systems bring new levels of quality, simplicity and reliability to CT imaging. Designed by the same people that brought the world Philips CT,
More informationCT for the production floor: Recent developments in Hard- and Software for industrial CT Systems
CT for the production floor: Recent developments in Hard- and Software for industrial CT Systems GE s Industrial X-ray and CT Forum, Cologne July 7 th 2015 Oliver Brunke GE Sensing & Inspection Technologies
More informationCARDIA 288 MONTH FOLLOW-UP SUPPLEMENTAL FORM (FORM B) HOSPITALIZATION CASE #: INTERVIEWER ID FY288BIVID2. Page 1 of 6 FY288BH4CN
HOSPITALIZATION CASE #: 2 8 8 0 H FY288BH4CN Has the participant indicated any of the following reasons for being admitted overnight for this case? 1. Suspected or confirmed problems with the heart, circulation,
More informationConcepts for High-Resolution Low-Dose CT of the Breast
RSNA 2012 Refresher Course 721B, Chicago, Nov. 30, 2012 Concepts for High-Resolution Low-Dose CT of the Breast Disclosures WAK is founder, shareholder and CEO of CT Imaging GmbH, Erlangen, Germany. Willi
More informationDiagnostic Imaging Prior Review Code List 3 rd Quarter 2016
Computerized Tomography (CT) Abdomen 6 Abdomen/Pelvis Combination 101 Service 74150 CT abdomen; w/o 74160 CT abdomen; with 74170 CT abdomen; w/o followed by 74176 Computed tomography, abdomen and pelvis;
More informationCopyright March 1, 2016 by AAPM. All rights reserved.
DISCLAIMER: TO THE EXTENT ALLOWED BY LOCAL LAW, THIS INFORMATION IS PROVIDED TO YOU BY THE AMERICAN ASSOCIATION OF PHYSICISTS IN MEDICINE, A NON-PROFIT ORGANIZATION ORGANIZED TO PROMOTE THE APPLICATION
More informationAutomatic Optimum Phase Selection In Cardiac CT Imaging. Master Thesis Fahmi Noor
Automatic Optimum Phase Selection In Cardiac CT Imaging Master Thesis Fahmi Noor Place Siemens Medical Germany CTE Physical Application Siemensstrasse 1, Forchheim Supervisor Dr. Herbert Bruder Referee
More informationNEURO MRI PROTOCOLS TABLE OF CONTENTS
TABLE OF CONTENTS NEURO MRI PROTOCOLS BRAIN...2 Brain 1 Screen... 2 Brain 2 Brain Tumor... 2 Brain 3 Brain Infection / Meningitis... 2 Brain 4 Trauma... 3 Brain 5 Hemorrhage... 3 Brain 6 Demyelinating
More informationCPT * Codes Included in AIM Preauthorization Program for 2013 With Grouper Numbers
CPT * Codes Included in AIM Preauthorization Program for 2013 With Grouper Numbers Computerized Tomography (CT) CPT Description Abdomen 74150 CT abdomen; w/o contrast 6 74160 CT abdomen; with contrast
More informationCT Angiography (CTA) What is CT Angiography?
Scan for mobile link. CT Angiography (CTA) Computed tomography angiography (CTA) uses an injection of iodine-rich contrast material and CT scanning to help diagnose and evaluate blood vessel disease or
More informationPatient Prep Information
Stereotactic Breast Biopsy Patient Prep Information Imaging Services Cannon Memorial Hospital Watauga Medical Center Table Weight Limits for each facility Cannon Memorial Hospital Watauga Medical Center
More informationTumor. An Brief Introduction to 4D CT Scanning. Outline. Three Types of Motion Artifacts. CT Artifacts in Free Breathing 3D Scan
An Brief Introduction to 4D CT Scanning Steve B. Jiang, Ph.D. Dept of Radiation Oncology Univ of California San Diego Outline Problems with free breathing 3D scanning What is 4D CT? How does it work? Acknowledgements
More informationPatient Information Booklet. Endovascular Stent Grafts: A Treatment for Abdominal Aortic Aneurysms
Patient Information Booklet Endovascular Stent Grafts: A Treatment for Abdominal Aortic Aneurysms TABLE OF CONTENTS Introduction 1 Glossary 2 Abdominal Aorta 4 Abdominal Aortic Aneurysm 5 Causes 6 Symptoms
More informationCT scanning. By Mikael Jensen & Jens E. Wilhjelm Risø National laboratory Ørsted DTU. (Ver. 1.2 4/9/07) 2002-2007 by M. Jensen and J. E.
1 Overview CT scanning By Mikael Jensen & Jens E. Wilhjelm Risø National laboratory Ørsted DTU (Ver. 1.2 4/9/07) 2002-2007 by M. Jensen and J. E. Wilhjelm) As it can be imagined, planar X-ray imaging has
More informationImaging of Acute Stroke. Noam Eshkar, M.D New Jersey Neuroscience Institute JFK Medical Center Edison Radiology Group
Imaging of Acute Stroke Noam Eshkar, M.D New Jersey Neuroscience Institute JFK Medical Center Edison Radiology Group Modalities Non Contrast CT (NCCT) Contrast CT Angiography MRI MR Angiography Perfusion
More informationRadiation Protection in Radiotherapy
Radiation Protection in Radiotherapy Albert Lisbona Medical Physics Department CLCC Nantes Atlantique 44805 Saint-Herblain France a-lisbona@nantes.fnclcc.fr Radiation therapy The lecture is oriented to
More informationA Three-Dimensional Correlation Method for Registration of Medical Images in Radiology
A Three-Dimensional Correlation Method for Registration of Medical Images in Radiology Michalakis F. Georgiou 1, Joachim H. Nagel 2, George N. Sfakianakis 3 1,3 Department of Radiology, University of Miami
More informationPractical exercise: Effective dose estimate in CT
Practical exercise: Effective dose estimate in CT TRAINING COURCE PROGRAM 19 20 May 2011, Sofia, Bulgaria Virginia Tsapaki Medical Physics Dpt Konstantopoulio General Hospital email: virginia@otenet.gr
More informationTemporomandibular Joint Imaging Using CBCT: Technology Now Captures Reality!
Temporomandibular Joint Imaging Using CBCT: Technology Now Captures Reality! Dale A. Miles BA, DDS, MS, FRCD (C) Diplomate, American Board of Oral and Maxillofacial Radiology Diplomate, American Board
More informationLimited Pay Policy (L-222B) - Underwriting Guidelines
Limited Pay Policy (L-222B) - Underwriting Guidelines 1 Addiction/Abuser Drug - Past or Present Presently Recovered - AA for last 2 years 2 Aids 3 Alcoholic Presently Recovered - AA for last 2 years 4
More informationComputed Tomography (CT) - Chest
Scan for mobile link. Computed Tomography (CT) - Chest Computed tomography (CT) of the chest uses special x-ray equipment to examine abnormalities found in other imaging tests and to help diagnose the
More informationBODY CT PROTOCOLS. Body CT Protocols Body CT Protocols Chest CT Protocols. RENAL-3 phases ENTEROGRAPHY CHEST I- Limited/low dose
BODY CT PROTOCOLS Body CT Protocols Body CT Protocols Chest CT Protocols MESENTERIC ISCHEMIA-2 phases ABDOMEN/PELVIS I+ CHEST I RENAL-3 phases ENTEROGRAPHY CHEST I- Limited/low dose CT UROGRAM 3 PHASE
More informationTest Request Tip Sheet
With/Without Contrast CT, MRI Studies should NOT be ordered simultaneously as dual studies (i.e., with and without contrast). Radiation exposure is doubled and both views are rarely necessary. The study
More informationMulti-slice Helical CT Scanning of the Chest
Multi-slice Helical CT Scanning of the Chest Comparison of different low-dose acquisitions Lung cancer is the main cause of deaths due to cancer in human males and the incidence is constantly increasing.
More informationTwelve. Figure 12.1: 3D Curved MPR Viewer Window
Twelve The 3D Curved MPR Viewer This Chapter describes how to visualize and reformat a 3D dataset in a Curved MPR plane: Curved Planar Reformation (CPR). The 3D Curved MPR Viewer is a window opened from
More informationP R E S E N T S Dr. Mufa T. Ghadiali is skilled in all aspects of General Surgery. His General Surgery Services include: General Surgery Advanced Laparoscopic Surgery Surgical Oncology Gastrointestinal
More informationRadiation therapy involves using many terms you may have never heard before. Below is a list of words you could hear during your treatment.
Dictionary Radiation therapy involves using many terms you may have never heard before. Below is a list of words you could hear during your treatment. Applicator A device used to hold a radioactive source
More informationDiagnostic and Therapeutic Procedures
Diagnostic and Therapeutic Procedures Diagnostic and therapeutic cardiovascular s are central to the evaluation and management of patients with cardiovascular disease. Consistent with the other sections,
More informationRenovascular Disease. Renal Artery and Arteriosclerosis
Other names: Renal Artery Stenosis (RAS) Renal Vascular Hypertension (RVH) Renal Artery Aneurysm (RAA) How does the normal kidney work? The blood passes through the kidneys to remove the body s waste.
More informationPatient-centered CT imaging: New methods for patient-specific optimization 1 of image quality and radiation dose
Patient-centered CT imaging: New methods for patient-specific optimization 1 of image quality and radiation dose ipatient is an advanced platform that delivers focused innovations to facilitate patient-centered
More informationComputed Tomography (CT) - Body
Scan for mobile link. Computed Tomography (CT) - Body Computed tomography (CT) of the body uses special x-ray equipment to help detect a variety of diseases and conditions. CT scanning is fast, painless,
More informationAdministrative. Patient name Date compare with previous Position markers R-L, upright, supine Technical quality
CHEST X-RAY Administrative Patient name Date compare with previous Position markers R-L, upright, supine Technical quality AP or PA ( with x-ray beam entering from back of patient, taken at 6 feet) Good
More informationClinical Image Gallery: Symbia xspect
Clinical Image Gallery: Symbia xspect SNMMI 2013 Answers for life. Disclaimer Symbia xspect, xspect Bone and xspect Quant are not licensed according to Canadian law, are pending 510(k) clearance, and are
More informationRADIOLOGY 2014 CPT Codes
RADIOLOGY 2014 CPT Codes Radiology 2014 CPT Codes CMS has issued 36 new procedure codes (one is a radiation therapy code) for CY 2014 that directly pertain to radiology with 26 of those codes the result
More informationSiemens Computed Tomography
Siemens Computed Tomography Innovation Leader. The Cosmopolitan Information Topic Waltraud Winter Siemens Copyright Siemens AG 2011. All rights reserved. Page 1 October 2012 Waltraud Winter An Innovation
More informationHeart Center Packages
Heart Center Packages For more information and appointments, Please contact The Heart Center of Excellence at the American Hospital Dubai Tel: +971-4-377-6571 Email: heartcenter@ahdubai.com www.ahdubai.com
More informationUW MEDICINE PATIENT EDUCATION. Aortic Stenosis. What is heart valve disease? What is aortic stenosis?
UW MEDICINE PATIENT EDUCATION Aortic Stenosis Causes, symptoms, diagnosis, and treatment This handout describes aortic stenosis, a narrowing of the aortic valve in your heart. It also explains how this
More informationREGULATION: QUALITY ASSURANCE PROGRAMS FOR MEDICAL DIAGNOSTIC X-RAY INSTALLATIONS N.J.A.C. 7:28-22
REGULATION: QUALITY ASSURANCE PROGRAMS FOR MEDICAL DIAGNOSTIC X-RAY INSTALLATIONS N.J.A.C. 7:28-22 New Jersey Department of Environmental Protection Bureau of Radiological Health PO Box 415 Trenton NJ
More informationImaging Technology. Diagnostic Medical Sonographer, Dosimetrist, Nuclear Medicine Technologist, Radiation Therapist, Radiologic Technologist
Imaging Technology Diagnostic Medical Sonographer, Dosimetrist, Nuclear Medicine Technologist, Radiation Therapist, Radiologic Technologist Diagnostic Medical Sonographer, Dosimetrist Diagnostic Medical
More informationCTVision System. Accurate Imaging for Precise Treatment. www.siemens.com/medical
CTVision System Accurate Imaging for Precise Treatment www.siemens.com/medical Adapt in Real Time A radiation therapy treatment plan is a snapshot in time. But as time moves on, changes in patient anatomy
More informationCBCT for Prone Breast. Todd Jenkins, MS, DABR Nash Cancer Treatment Center
CBCT for Prone Breast Todd Jenkins, MS, DABR Nash Cancer Treatment Center Disclosures No outside funding or support Disclosures Techniques likely apply across vendors Prone Breast Technique Rationale
More informationUniversity Children s Hospital Basel
Cooperation Siemens International Reference Center Pediatric MRI www.siemens.com/skyra University Children s Hospital Basel Siemens International Reference Center Pediatric MRI Answers for life. Partnering
More informationComputer-Assisted Coronary CT Angiography Analysis
Linköping University Medical Dissertations, No. 1237 Computer-Assisted Coronary CT Angiography Analysis From Software Development to Clinical Application Chunliang Wang Division of Radiological Sciences
More informationA d v a n c e d 1 2 8
Advanced 128 SCENARIA Advanced 128 Hitachi Innovation at Work for You. Continuing its commitment to the SCENARIA scalable CT platform, Hitachi introduces cutting-edge 128-slice technology with the SCENARIA
More informationX-ray Imaging Systems
Principles of Imaging Science I (RAD 119) X-ray Tube & Equipment X-ray Imaging Systems Medical X-ray Equipment Classified by purpose or energy/current levels kvp, ma Radiographic Non-dynamic procedures
More informationTracking Radiation Exposure From Medical Diagnostic Procedures: Siemens Perspectives
Tracking Radiation Exposure From Medical Diagnostic Procedures: Siemens Perspectives Gilbert W. Beebe Symposium The National Academies Katharine Grant, PhD Staff Scientist 8 December 2011 For internal
More information2/28/2011. MIPPA overview and CMS requirements. CT accreditation. Today s agenda. About MIPPA. Computed Tomography
Today s agenda Computed Tomography Presented by: Dina Hernandez, BSRT, RT (R), CT, QM Krista Bush, RT, MBA Leonard Lucey, JD ACR Quality & Safety MIPPA overview and CMS requirements CT accreditation How
More informationA new tool for embolism visualisation: The 3D X-ray microtomography
A new tool for embolism visualisation: The 3D X-ray microtomography Eric BADEL Hervé COCHARD UMR PIAF, INRA-UBP 5 chemin de Beaulieu, Clermont Ferrand Röntgen 1895 2D X-ray radiography I 0 X-ray source
More informationProton beam. Medical Technical Complex Joint Institute for Nuclear Research, Dubna, Russia
Proton beam Medical Technical Complex Joint Institute for Nuclear Research, Dubna, Russia Egyptian Candidates Proton therapy It can do more!!! Effectiveness of the proton therapy in targeting and curing
More informationA Patient s Guide to Minimally Invasive Abdominal Aortic Aneurysm Repair
A Patient s Guide to Minimally Invasive Abdominal Aortic Aneurysm Repair Table of Contents The AFX Endovascular AAA System............................................ 1 What is an Abdominal Aortic Aneurysm
More informationThree Dimensional Ultrasound Imaging
Three Dimensional Ultrasound Imaging Hans Torp/ Sevald Berg/Kjell Kristoffersen m/flere Department of circulation and medical imaging NTNU Hans Torp NTNU, Norway Acquisition Reconstruction Filtering Collecting
More informationQUANTITATIVE IMAGING IN MULTICENTER CLINICAL TRIALS: PET
Centers for Quantitative Imaging Excellence (CQIE) LEARNING MODULE QUANTITATIVE IMAGING IN MULTICENTER CLINICAL TRIALS: PET American College of Radiology Clinical Research Center v.1 Centers for Quantitative
More information