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I am an Associate Professor of Diagnostic Radiography, specialising in Medical Physics. I have previously worked 20 years as a state registered Clinical Scientist in the NHS and bring a broad range of experience and expertise to this academic role, specifically in the areas of CT scanning, patient dosimetry, image quality and radiation safety. I have a over 20 peer reviewed publications to date.


Technology evaluation

Patient and staff safety

Innovative technologies

Process improvement


Teaching interests


CT scanning

Radiation safety

Dose and image quality optimisation

Professional activities

  • 01-JAN-98: University of Newcastle Upon Tyne - BSc (Hons)
  • 01-JAN-01: University of Leeds - MSc

  • 01-SEP-99: Leeds Teaching Hospitals NHS Trust - Clinical Scientist (Medical Physics)

  • HCPC, Clinical Scientist
  • IPEM, Member

  • IPEM Diagnostic Radiology Special Interest Group,

  • English


TitleThe Yorkshire Kidney Screening Trial (YKST): protocol for a feasibility study of adding non-contrast abdominal CT scanning to screen for kidney cancer and other abdominal pathology within a trial of community-based CT screening for lung cancer. (2022)
AuthorsUsher-Smith JA;Godoy A;Burge SW;Burbidge S;Cartledge J;Crosbie PAJ;Eckert C;Farquhar F;Hammond D;Hancock N;Iball GR;Kimuli M;Masson G;Neal RD;Rogerson S;Rossi SH;Sala E;Smith A;Sharp SJ;Simmonds I;Wallace T;Ward M;Callister MEJ;Stewart GD;
JournalBMJ Open
TitleCombination CT and MRI shoulder arthrography: a novel technique and improved patient journey. (2022)
AuthorsArmstrong T;Henderson DJ;Entwistle I;Iball G;Rowbotham E;
JournalClinical Radiology
TitleShould Radiation Exposure be an Issue of Concern in Children With Multiple Trauma? (2022)
AuthorsHoward A;West RM;Iball G;Panteli M;Baskshi MS;Pandit H;Giannoudis PV;
JournalAnnals of Surgery
TitleRadiation dose reduction in CT-guided cryoablation of renal tumors. (2021)
AuthorsZhong J;Gallagher M;Hounslow C;Iball G;Wah T;
JournalDiagnostic and Interventional Radiology
TitleImproving practice in radiology: a quality-improvement project examining CT colonography patient dose and scanning technique. (2021)
AuthorsIball GR;Tolan D;Avery GR;Cope LH;Hoare T;Lambie H;Lowe A;de Noronha RJ;Roberts CL;Wilkinson ME;Woolfall P;
JournalClinical Radiology
TitleEstablishing scanning protocols for a CT lung cancer screening trial in the UK. (2021)
AuthorsIball GR;Darby M;Gabe R;Crosbie PAJ;Callister MEJ;
JournalBritish Journal of Radiology
TitleIPEM Topical Report: An evidence and risk assessment based analysis of the efficacy of quality assurance tests on fluoroscopy units-part II; image quality. (2020)
AuthorsShaw D;Worrall M;Baker C;Charnock P;Fazakerley J;Honey I;Iball G;Koutalonis M;Price M;Renaud C;Rose A;Wood T;
JournalPhysics in Medicine and Biology
TitleSynthesis of a Vocal Sound from the 3,000 year old Mummy, Nesyamun 'True of Voice'. (2020)
AuthorsHoward DM;Schofield J;Fletcher J;Baxter K;Iball GR;Buckley SA;
JournalScientific Reports
TitleIPEM Topical Report: an evidence and risk assessment based analysis of the efficacy of quality assurance tests on fluoroscopy units-part I; dosimetry and safety. (2019)
AuthorsWorrall M;Shaw D;Baker C;Charnock P;Fazakerley J;Honey I;Iball G;Koutalonis M;Price M;Renaud C;Rose A;Wood T;
JournalPhysics in Medicine and Biology
TitleAn Estimation of Lifetime Fatal Carcinogenesis Risk Attributable to Radiation Exposure in the First Year Following Polytrauma: A Major Trauma Center's Experience Over 10 Years. (2019)
AuthorsHoward A;West R;Iball G;Panteli M;Pandit H;Giannoudis PV;
JournalJournal of Bone and Joint Surgery - Series A
TitleIPEM Topical Report: an evidence and risk assessment based analysis of the efficacy of tube and generator quality assurance tests on general x-ray units. (2018)
AuthorsHoney I;Rose A;Baker C;Charnock P;Fazakerley J;Iball G;Koutalonis M;Price M;Renaud C;Shaw D;Wood T;Worrall M;
JournalPhysics in Medicine and Biology
TitleA national survey of computed tomography doses in hybrid PET-CT and SPECT-CT examinations in the UK. (2017)
AuthorsIball GR;Bebbington NA;Burniston M;Edyvean S;Fraser L;Julyan P;Parkar N;Wood T;
JournalNuclear Medicine Communications
TitleA routine quality assurance test for CT automatic exposure control systems. (2016)
AuthorsIball GR;Moore AC;Crawford EJ;
JournalJournal Of Applied Clinical Medical Physics
TitleComputed tomography automatic exposure control techniques in 18F-FDG oncology PET-CT scanning. (2014)
AuthorsIball GR;Tout D;
JournalNuclear Medicine Communications
TitleQuality control within the multicentre perfusion CT study of primary colorectal cancer (PROSPeCT): results of an iodine density phantom study. (2014)
AuthorsLewis M;Goh V;Beggs S;Bridges A;Clewer P;Davis A;Foy T;Fuller K;George J;Higginson A;Honey I;Iball G;Mutch S;Neil S;Rivett C;Slater A;Sutton D;Weir N;Wayte S; ;
JournalEuropean Radiology
TitleCardiac computed tomography and conventional angiography in the diagnosis of congenital cardiac disease in children: recent trends and radiation doses. (2011)
AuthorsGherardi GG;Iball GR;Darby MJ;Thomson JD;
JournalCardiology in the Young
TitleUse of lead shielding on pregnant patients undergoing CT scans: Results of an international survey (2011)
AuthorsIball G.R.;Brettle D.S.
JournalRadiography - Elsevier
TitlePatient and radiographer perspectives of two lead shielding devices for foetal dose reduction in CT scanning (2011)
AuthorsIball G.R.;Brettle D.S.
JournalRadiography - Elsevier
TitleOrgan and effective dose reduction in adult chest CT using abdominal lead shielding. (2011)
AuthorsIball GR;Brettle DS;
JournalBritish Journal of Radiology
TitleModelling the effect of lead and other materials for shielding of the fetus in CT pulmonary angiography. (2008)
AuthorsIball GR;Kennedy EV;Brettle DS;
JournalBritish Journal of Radiology
TitleInvestigation into the effects of lead shielding for fetal dose reduction in CT pulmonary angiography. (2007)
AuthorsKennedy EV;Iball GR;Brettle DS;
JournalBritish Journal of Radiology
TitleAssessment of tube current modulation in pelvic CT. (2006)
AuthorsIball GR;Brettle DS;Moore AC;
JournalBritish Journal of Radiology

Title Author(s)
Dosimetry of CBCT: Methods, doses and clinical consequences (2013)Sykes J.;Lindsay R.;Iball G.;Thwaites D.