The use of 80 kV versus 100 kV in pulmonary CT angiography: An evaluation of the impact on radiation dose and image quality on two CT scanners A. Rusandu,

Slides:

Advertisements

Similar presentations

The evolving role of MDCT in the assessment of patients with chronic obstructive pulmonary disease S. Karia, R. Mahadeva, A. Balan, J. Babar Clinical Radiology.

Advertisements

The utility of cardiac CT beyond the assessment of suspected coronary artery disease N. Kakouros, J. Giles, N.B. Crundwell, E.T.M. McWilliams Clinical.

Sunday Case of the Day How does the presence of the object impact patient dose? A. Increases by 20% - 50% B. Increases by 3% - 5% C. No Change D. Decreases.

Volume 19, Issue 2, Pages (May 2013)

Volume 20, Issue 4, Pages (November 2014)

45-year-old woman with BMI of 23.1 and chest circumference of 94.0 cm. Axial CT images obtained at 120 kV and 200 mAs show ascending aorta with image noise.

Simple method to measure gamma camera energy resolution

Michael Lippmann, M.D., F.C.C.P., Alan Fein, M.D., F.C.C.P CHEST

Catastrophic antiphospholipid syndrome in a young girl with lupus

Hyperbaric Oxygenation in Cardiac and Pulmonary Disease

Attitudes of oncology healthcare practitioners towards smoking cessation: A systematic review of the facilitators, barriers and recommendations for delivery.

Navin K. Jain, MD, Thiam H. Lie, MD, FCCP CHEST

Volume 121, Issue 3, Pages (March 2002)

Swan-Ganz Catheter-Induced Pulmonary Artery Pseudoaneurysm Formation

J.G. Couto, S. McFadden, P. Bezzina, P. McClure, C. Hughes Radiography

Timothy L. Van Natta, MD, Mark D. Iannettoni, MD, MBA

Volume 23, Issue 4, Pages (November 2017)

Ugonna N. Ihekweazu, BS, William D. Travis, MD, Raja M. Flores, MD

Hangyul M. Chung-esaki, MD, Sara Nikravan, MD CHEST

Weight-adapted iodinated contrast media administration in abdomino-pelvic CT: Can image quality be maintained? E. Perrin, M. Jackson, R. Grant, C. Lloyd,

The “humble” bubble: Contrast-enhanced ultrasound

Thomas Warlow, Peter Walker-Birch, Philip Cosson Radiography

Volume 24, Issue 3, Pages (August 2018)

Volume 147, Issue 4, Pages (April 2015)

Incidental finding of congenital pericardial and mediastinal pleural defect by pneumothorax in an adult Y. Sugiura, Y. Matsusaka, E. Nemoto, T. Hashizume,

Collaboration between radiological technologists (radiographers) and junior doctors during image interpretation improves the accuracy of diagnostic decisions

A comparison of radiographers and radiologists in CT based measurements of abdominal aortic aneurysms Andrew England, Abigail Best, Charlotte Friend

Dose-Length Product to Effective Dose Conversion Factors for Common Computed Tomography Examinations Based on Canadian Clinical Experience Idris A. Elbakri,

Volume 20, Issue 2, Pages (May 2014)

Moving back: The radiation dose received from lumbar spine quantitative fluoroscopy compared to lumbar spine radiographs with suggestions for dose reduction

Volume 25, Issue 1, Pages e1-e10 (February 2019)

Radiography of the acutely injured shoulder

Management of life-threatening haemoptysis

Simultaneous measurement of patient dose and distribution of indoor scattered radiation during digital breast tomosynthesis T. Nakamura, S. Suzuki, Y.

Paul D. Stein, MD, Fadi Matta, MD, Muzammil H

Yogesh Thakur, PhD, MCCPM, Thorarin A

K. Alzyoud, P. Hogg, B. Snaith, K. Flintham, A. England Radiography

Managing discomfort and developing participation in non-emergency MRI: Children's coping strategies during their first procedure S. Kada, M. Satinovic,

Volume 25, Issue 1, Pages e18-e25 (February 2019)

Volume 101, Issue 2, (February 1992)

Case Report: Delayed Diagnosis of Mesenteric Artery Rupture

Volume 25, Issue 1, Pages (February 2019)

Blurring the lines for better visualisation

The effect of vertical centering and scout direction on automatic tube voltage selection in chest CT: a preliminary phantom study on two different CT.

Volume 24, Pages S3-S6 (October 2018)

Volume 18, Issue 4, Pages (November 2012)

Volume 25, Issue 1, Pages (February 2019)

A qualitative study to determine Kuwaiti Women's knowledge of breast cancer and barriers deterring attendance at mammography screening A. Marzouq Muhanna,

Missile Embolisation Following Shotgun-Inflicted Extremity Trauma

Volume 16, Issue 1, Pages (February 2010)

Sarah Clark, Pauline J. Reeves Radiography

Volume 17, Issue 2, Pages (February 1950)

Imaging of tumor infiltration of the pulmonary artery amenable to sleeve resection Anna Maria Ciccone, MD, Antonio D'Andrilli, MD, Federico Venuta, MD,

Bedside Calibration Of Pulmonary Artery Catheters

Erratum to “Reconstructed three-dimensional MR images: application to simulated tibial plateau depression fractures” [Radiography 10 (2) (2004) 95–101]

C.W.E. Younger, M.J. Wagner, C. Douglas, H. Warren-Forward Radiography

A Man in His 70s Presenting With Chest Pain and Hematuria

Quiz Page August 2007 American Journal of Kidney Diseases

Evaluating the fundamental qualities of a nuclear medicine radiographer for the provision of an optimal clinical service Marc Griffiths, Simon King,

Volume 25, Issue 2, Pages (May 2019)

Use of Endobronchial Ultrasound for Bedside Diagnosis of Acute Pulmonary Embolism in a Critically Ill Patient Colleen L. Channick, MD, FCCP, Richard.

Luke A. Seaburg, MD, Hiroshi Sekiguchi, MD CHEST

Volume 108, Issue 5, Pages (November 1995)

Perfluorocarbon Fluid as a Mediator of Pulmonary Barotrauma

Radiography - 25 years in the making

Pulmonary Artery Rupture Illustrations

Volume 4, Issue 1, Pages 2-3 (February 2006)

An 87-Year-Old Woman With Pleural Effusion and Tortuous Aorta

Bilal A. Jalil, MD, J. Shaun Smith, DO, Karim El-Kersh, MD CHEST

J.M. Harvey-Lloyd, J. Morris, G. Stew Radiography

Presentation transcript:

The use of 80 kV versus 100 kV in pulmonary CT angiography: An evaluation of the impact on radiation dose and image quality on two CT scanners A. Rusandu, A. Ødegård, G.C. Engh, H.M. Olerud Radiography Volume 25, Issue 1, Pages 58-64 (February 2019) DOI: 10.1016/j.radi.2018.10.004 Copyright © 2018 The College of Radiographers Terms and Conditions

Figure 1 ROIs for the objective measurements of attenuation (quantified as average HU) and noise (quantified as standard deviation HU) placed in the lumen of the pulmonary trunk, right and left pulmonary arteries, right and left lower lobar arteries and paravertebral muscle. Radiography 2019 25, 58-64DOI: (10.1016/j.radi.2018.10.004) Copyright © 2018 The College of Radiographers Terms and Conditions

Figure 2 Pulmonary embolism in patients scanned with 80 kV protocol (right) and 100 kV protocol (left). The score for total assessment of diagnostic image quality was 4 for both examinations. Radiography 2019 25, 58-64DOI: (10.1016/j.radi.2018.10.004) Copyright © 2018 The College of Radiographers Terms and Conditions