JOHN'S PUBLICATIONS:

 

 

Ryan JT, Haygood TM, Yamal JM, Evanoff M, O'Sullivan P, McEntee M, Brennan PC. The "memory effect" for repeated radiologic observations. AJR Am J Roentgenol. 2011 Dec;197(6):W985-91. PMID: 22109344

 

Reed W, Ryan J, Mc Entee MF, Brennan PC (2011) 'The impact of abnormality prevalence expectation on expert observer performance and visual search'. Radiology, 253:938.

 

Toomey, RJ,Ryan, JT, McEntee, MF, Evanoff, MG, Chakraborty, DP, McNulty, JP,Manning, DJ,Thomas, EM,Brennan, PC (2010) 'Diagnostic Efficacy of Handheld Devices for Emergency Radiologic Consultation'. American Journal of Roentgenology, 194 :469-474.

 

G Zombori, J Ryan, F McAuliffe, L Rainford, M Moran, P Brennan (2010) Advanced noise reduction in placental ultrasound imaging using CPU and GPU: a comparative study. Medical Imaging 2010: Ultrasonic Imaging, Tomography, and Therapy. Volume 7629, pp. 762908-762908-9

 

Ryan J, Donlon B, Carr H, Garraud C, Veale D, Fitzgerald O, Gibney R, Ng V, Pontifex E, McNulty J, Rainford L, Brennan P. Visualising and quantifying synovitis from MRI datasets – four differing approaches. AstroMed 2009. Sydney, Australia

 

Donlon B, Ryan J, Veale D, Fitzgerald O, Gibney R, McNulty J, Rainford R, Brennan PC (2010) MRI-Based Quantification and Visualisation of Rheumatoid and Psoriatic Arthritis of the Knee. Mathematics and Visualization. Berlin: Springer (In press)

 

T O'Sullivan, J Ryan, P Doran, P Mallon, S J Eustace, E Kavannagh, L Rainford, P Brennan (2010) An Application for the Visualization and Quantification of HIV-Associated Lipodystrophy from Magnetic Resonance Imaging Datasets. Mathematics and Visualization. Berlin: Springer (In press)

 

G Zombori, J Ryan, F McAuliffe, M Moran, L A Rainford, P C Brennan (2009) Volume-based Segmentation of the Placenta in Ultrasound Imaging. Radiological Society of North America (RSNA) Chicago

 

T O'Sullivan, J Ryan, P Doran; P Mallon, S J Eustace, E Kavannagh et al. (2009) Automatic Segmentation and Visualization of Adipose Tissue from Magnetic Resonance Imaging Datasets. Radiological Society of North America (RSNA) Chicago

 

Carr, H; Ryan, J; Joyce, M; Fitzgerald, O; Veale, D; Gibney, R; Brennan, P. (2008) A topological approach to quantitation of rheumatoid arthritis. Mathematics and Visualization, Linsen, Lars (ed.) et al., Berlin: Springer (ISBN 978-3-540-72629-6/hbk). 27-37 (2008).

 

Garraud C, Ryan J, Carr H, Gibney R, Veale D, Fitzgerald O, Brennan PC (2007) A volumetric reconstruction method for semi-automatic quantification of rheumatoid arthritis within the knee Virtual Reality Interactions and Physical Simulations

 

Ryan J, Joyce M, Last J, Rainford L, Brennan PC (2007) Enhanced Visualisation of Neck Soft Tissues Using a Software-based, Dual-energy Technique Radiological Society of North America Chicago, USA

 

J. Ryan, C. O'Sullivan, C. Bell, N. Mulvihill (2005) A Virtual Reality Toolkit for the Diagnosis and Monitoring of Myocardial Infarctions Volume Graphics StoneyBrook, New York, USA

 

G Zombori, J Ryan, F McAuliffe, L Rainford, M Moran, P Brennan (2010) Advanced noise reduction in placental ultrasound imaging using CPU and GPU: a comparative study. Proceedings of SPIE - Optical Society for Optical Engineering: Medical Imaging

 

Mark F. McEntee, Amina Coffey, John T. Ryan, Aaron O Beirne; Micheal G. Evanoff; David J. Manning; Patrick C. Brennan (2010) 'Nuisance levels of noise effects radiologists performance '. Proceedings of SPIE-International Society for Optical Engineering, 7627-23

 

Rachel J. Toomey, Mark F. McEntee, John T. Ryan, Anthony Hayes; Patrick C. Brennan (2010) 'Spatial resolution and chest nodule detection: an interesting incidental finding'. Proceedings of SPIE-International Society for Optical Engineering, 7627-25 .

 

Ryan JT, McAuliffe F, Higgins M, Stanton M, Brennan PC (2008) 'A novel software-based technique for quantifying placental calcifications and infarctions from ultrasound'. Proceedings of SPIE - Optical Society for Optical Engineering , 6920 :1-8.

O Connell NM, Toomey RJ, McEntee M, Ryan J, Stowe J, Adams A, Brennan PC (2008) 'Radiological Image Presentation Requires Consideration of Human Adaptation Characteristics'. Proceedings of the International Society of Optical Engineering , 6917 .

Toomey RJ, Curran K, D¿Helft C, Joyce MB, Stowe J, Ryan JT, McEntee MF, Manning DJ, Brennan PC (2008) 'Visual adaptation: softcopy image contribution to the observer's field of view'. Proceedings of the International Society of Optical Engineering , 6917 .

P.C. Brennan, PhD, J. Ryan, PhD, M. Evanoff, PhD, R. Toomey, BSc, A. O¿Beirne, BSc, D. Manning, PhD (2008) 'The Impact of Acoustic Noise Found Within Clinical Departments on Radiology Performance'. Academic Radiology , .

Lowe J, Brennan PC, Ryan J, Mc Entee MF (2008) 'An investigation into batch calibration performance levels of one display type; using both physical and psychophysical tests'. Radiography Ireland , 12 (1):14-17. http://www.iir.ie

O'Connell NM, Toomey RJ, McEntee M, Ryan J, Adams A, Brennan PC (2008) 'Optimisation of region of interest algorithms may enhance radiologists light adaptation'. Academic Radiology , 15 (4):488-493.

Mc Entee M, Ryan JT, Evanoff M, Keeling A, Chakraborty D, Manning D, Brennan P (2007) 'Ambient lighting: Setting international standards for the viewing of softcopy chest images'. British Journal of Radiology , .

Toomey RJ, Mc Entee MF, Manning DJ, Ryan JT, Curran K, Brennan PC (2007) 'Optimisation of current and novel display technologies for radiological images'. British Journal of Radiology , .

Mulvihill N, Ryan J, Bell C (2006) 'Real Time 3 Dimensional Imaging of Zone of Ischemia derived form surface 12 lead ECG during Percutaneous Coronary Revascularisation'. Heart , .

Mulvihill N, Ryan J, Crean P (2005) 'A Virtual Reality Toolkit for the Diagnosis and Assessment of Myocardial Infarction Size and Location'. Irish Medical Journal , .

 

Online News Articles:

 

Ryan J, McAuliffe F, Higgins M, Stanton M, Brennan P (2008) 'Enhanced grading system for monitoring fetal well-being' SPIE Newsroom . http://spie.org/x19864.xml?highlight=x2416

 

Conference Publications:

 

Ryan J, Carr H, Evanoff M, Toomey R, Mc Entee M, Brennan PC (2009) User Variance in Radiological Contouring Methods using Tablet Interaction Devices 2nd International Workshop on Visualization in Medicine and Life Sciences 2009 (VMLS 2009) Bremerhaven, Germany

 

V.O. Chan, J. Ryan, J. Gerstenmaier, S. Kearney, S. McDermott, C. Hegarty, C.P. Cantwell, E. Heffernan, R. Gibney, S. Skehan, D.E. Malone (2010). ROC Comparison of Gadoxetic acid (Primovist®)-enhanced and standard liver MRI in the detection of colorectal liver metastases. ESGAR 2010. Dresden, Germany

 

Mark F. Mc Entee, Aaron O'Beirne, John Ryan, Rachel Toomey, Micheal Evanoff, Dev Chakraborty, David Manning, Patrick C. Brennan (2009) Nuisance levels of noise effects Radiologists Performance Medical Image Perception Society conference (MIPS XIII) Santa Barbara California

 

Donlon B, Ryan J, Veale D, Fitzgerald O, Gibney R, McNulty J, Rainford R, Brennan PC (2009) MRI-Based Quantification and Visualisation of Rheumatoid and Psoriatic Arthritis of the Knee 2nd International Workshop on Visualization in Medicine and Life Sciences 2009 (VMLS 2009) Bremerhaven, Germany


J Ryan, R Toomey, M Evanoff, M McEntee, J McNulty, P C Brennan (2009) Region-of-Interest Variance Using Tablet Interaction Devices. Radiological Society of North America (RSNA) Chicago

 

T O'Sullivan, J Ryan, P Doran, P Mallon, S J Eustace, E Kavannagh, L Rainford, P Brennan (2009) An Application for the Visualization and Quantification of HIV-Associated Lipodystrophy from Magnetic Resonance Imaging Datasets 2nd International Workshop on Visualization in Medicine and Life Sciences 2009 (VMLS 2009) Bremerhaven, Germany

 

P C Brennan, R J Toomey, M Evanoff, J Ryan, M McEntee; D P Chakraborty et al. (2009) The Potential of Apple iTouch Technology to Display Radiological Images. Radiological Society of North America (RSNA) Chicago

 

R J Toomey, J Ryan, M McEntee, M Evanoff, A Hayes, P C Brennan (2009) The Impact of Retinal Image Size and Spatial Resolution on Chest Nodule Detection. Radiological Society of North America (RSNA) Chicago

 

G Zombori, J Ryan, F McAuliffe, M Moran, L A Rainford, P C Brennan (2009) Volume-based Segmentation of the Placenta in Ultrasound Imaging. Radiological Society of North America (RSNA) Chicago

 

T O'Sullivan, J Ryan, P Doran; P Mallon, S J Eustace, E Kavannagh et al. (2009) Automatic Segmentation and Visualization of Adipose Tissue from Magnetic Resonance Imaging Datasets. Radiological Society of North America (RSNA) Chicago

 

J McNulty, R Lonergan, P C Brennan, R O'Laoide, J Ryan, N Tubridy, et al. (2009) The Diagnostic Efficacy of Conventional MR Sequences in the Identification of Internuclear Ophthalmoplegia Lesions in Multiple Sclerosis Patients. Radiological Society of North America (RSNA) Chicago

 

Ryan P, Mc Entee MF, Ryan J (2008) The feasibility of using PDAs with high resolution displays for the viewing and reporting of CT-brain series UK Radiological Congress 2008 , pp.4-4

 

McEntee, M. F.Ryan, J. T., Evanoff, M. G.Manning, D.Keeling,A.Chakraborty, D.Brennan, P. C. (2007) Optimum ambient lighting conditions for the softcopy recognition of chest lesions UK Radiological Congress 2007 Manchester, pp.15-15

 

Ryan P, Ryan J, Mc Entee MF and Brennan PC (2007) The Feasibility of Using PDAs with High Resolution Displays for the Viewing and Reporting of Noncontrast Cranial CT Series by Radiologists Radiological Society of North America, 93rd Scientific assembly and annual meeting 2007 Chicago, IL,

 

Lowe J, Mc Entee MF, Brennan PC, Ryan J (2007) Variances in Display Characteristics of Soft Copy Monitors with Same Specifications Radiological Society of North America, 93rd Scientific assembly and annual meeting 2007 Chicago IL

 

Toomey RJ, Mc Entee MF, Manning DJ, Ryan JT, Curran K, Brennan PC (2007) Optimisation of current and novel display technologies for radiological images UK Radiological Congress 2007 Manchester UK, , pp.120-120

 

J Lowe, P Brennan, J Ryan, M McEntee (2008) Effect of Warm-Up Time On Minimum and Maximum Luminance Levels for Calibrated and Uncalibrated Liquid Crystal Displays: An Evaluation of Current Recommendations . In: Medical Physics, Vol. 35, No. 6, June 2008 WE-C-332-06 eds. American Association of Physicists in Medicine Annual Meeting 2008 Houston , Texas, USA

 

Garraud C, Ryan J, Carr H, Gibney R, Veale D, Fitzgerald O, Brennan PC (2007) A volumetric reconstruction method for semi-automatic quantification of rheumatoid arthritis within the knee Virtual Reality Interactions and Physical Simulations

Ryan J, Joyce M, Last J, Rainford L, Brennan PC (2007) Enhanced Visualisation of Neck Soft Tissues Using a Software-based, Dual-energy Technique Radiological Society of North America Chicago, USA,
0
Ryan P, Ryan J, McEntee M, Brennan PC (2007) The Feasibility of Using PDA's with High Resolution Displays for the Viewing and Reporting of Noncontrast Cranial CT Series by Radiologists Radiological Society of North America Chicago, USA,

Hamish Carr, John Ryan, Maria Joyce, Oliver Fitzgerald, Douglas Veale, Robin Gibney, and Patrick Brennan (2006) Visualisation Approach to Quantitation of Rheumatoid Arthritis VISUALIZATION IN MEDICINE AND LIFE SCIENCES (VMLS 2006)

J. T. Ryan, M. F. McEntee, Univ. College Dublin (Ireland); M. G. Evanoff, The American Board of Radiology; P. C. Brennan, Univ. College Dublin (Ireland); D. J. Manning, St. Martin's College (United Kingdom) (2007) A software system for the simulation of chest lesions SPIE Medical Imaging San Diego, California, USA,

M. F. McEntee, J. T. Ryan, Univ. College Dublin (Ireland); M. G. Evanoff, The American Board of Radiology; A. Keeling, William Beaumont Hospital (Ireland); D. P. Chakraborty, Univ. of Pittsburgh; D. J. Manning, St. Martin's College (United Kingdom); P. C. Brennan, National Univ. of Ireland/Dublin (Ireland) (2007) Optimum ambient lighting conditions for the softcopy recognition of chest lesions UK Radiological Congress Birmingham, UK,

M. F. McEntee, J. T. Ryan, Univ. College Dublin (Ireland); M. G. Evanoff, The American Board of Radiology; A. Keeling, William Beaumont Hospital (Ireland); D. P. Chakraborty, Univ. of Pittsburgh; D. J. Manning, St. Martin's College (United Kingdom); P. C. Brennan, National Univ. of Ireland/Dublin (Ireland) (2007) Ambient lighting: setting international standards for the viewing of softcopy chest images SPIE Medical Imaging San Diego, California, USA,

Lowe J, McEntee M, Brennan PC, Ryan J (2007) Variances in Display Characteristics of Soft Copy Monitors with Same Specifications Radiological Society of North America Chicago, USA,

J. Ryan, C. O'Sullivan, C. Bell, N. Mulvihill (2005) A Virtual Reality Toolkit for the Diagnosis and Monitoring of Myocardial Infarctions Volume Graphics StoneyBrook, New York, USA,

J. Ryan, C. O'Sullivan, C. Bell. (2004) Real-time Interactive Volumetric Animation of the Heart's Electrical Cycle from Automatically Synchronized ECG Computer Animation and Social Agents Geneva, Switzerland,

Ryan J, O'Sullivan C, Bell C (2004) A Virtual Reality Electrocardiography Teaching Tool Biomedical Engineering Innsbruck, Austria,

John Ryan, Robert Mooney, Dr. Carol O' Sullivan and Prof. Chris Bell (2003) The Construction of a Volumetric Cardiac Model for Real-Time ECG Simulation Winter School of Computer Graphics University of West Bohemia, Pilzen, Czech Republic,

John Ryan, Ruth Sutherland and Dr Mike Langran, (2002) Alpine Skiing and Snowboarding Injuries and the Implications for Diagnostic Imaging UK Radiological Congress Birmingham, UK

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