Fitness to Practice Officer for the School of Life and Health Sciences
School of Life and Health SciencesAston UniversityBirmingham, B4 7ETUK Email: R.Heitmar1@aston.ac.uk Phone: +44 (0) 121 204 3853
Ophthalmic Research Group (ORG)
Aston Research Centre for Healthy Ageing (ARCHA)
Centre for Research in Vision and Hearing(CRVH)
1995 – 1998 Dispensing Optician (3 year apprenticeship: AO-Geselle, Handwerkskammer Ulm, Germany)
1995 – 1998 Business for SME (Betr.Ass. HWK (IHK), IHK Stuttgart, Germany)
1998 – 1999 General Optometric Practice, Germany
1999 – 2003 Dipl.Ing.(FH) Augenoptik, Aalen University, Germany
2003 – 2005 Wissenschaftl. MA (Augenoptik), Aalen University, Germany
2005 – 2008 PhD, Aston University, Birmingham, UK
2008 – date Lecturer, Aston University, Birmingham, UK
Elective studies (module code: OP3ES)Advanced Investigative Techniques (module code: OP4AIT)
Systemic vascular disease and its impact upon the ocular circulation and visual function
Optical Imaging systems
Katrin Hirsch (Principal Supervisor) - PhD project; 2016-date
Christian French (Principal Supervisor) - PhD project; 2015-date
Pravin Vekria (Co-supervisor) - PhD project: Retinal Oximetry in Diabetes Mellitus; 2010-2015
Guy Whittaker (Co-supervisor) - MEng project: Retinal Imaging using smartphone technology; 2014
Angelos Kalitzeos (Principal Supervisor) - PhD project: Retinal Vessel Analysis: Flicker Reproducibility, methodological Standardisations and practical Limitations; 2010-2013
Andreas Ketzlar - BSc project: Retinal Oximetry in Myopia; 2012-2013
Heitmar R, Kaltitzeos AA. Reliability of retinal vessel calibre measurements using a retinal oximeter. BMC Ophthalmology. 2015 Dec 24;15(1):184.
Heitmar R, Summers RJ. The time course of changes in retinal vessel diameter in response to differing durations of flicker light provocation. Invest Ophthalmol Vis Sci. 2015 in press.
Heitmar R, Kalitzeos AA, Panesar V. Comparison of Two Formulas Used to Calculate Summarized Retinal Vessel Calibers. Optom Vis Sci. 2015 Nov;92(11):1085-91.
Heitmar R, Kalitzeos AA, Patel SR, Prabhu-Das D, Cubbidge RP Comparison of subjective and objective methods to determine the retinal arterio-venous ratio using fundus photography. J Optom. 2015 Oct-Dec;8(4):252-7.
Heitmar R, Attardo A. The influence of simulated cataract on retinal vessel oximetry measurements. Acta Ophthalmol. 2015 Aug 21. doi: 10.1111/aos.12826. [Epub ahead of print]
Patel SR, Hudson C, Flanagan JG, Heitmar R. The effect of simulated cataract light scatter on retinal vessel oximetry. Exp Eye Res. 2013 Nov;116:185-9.
Heitmar R and Cubbidge RP. The impact of flash intensity on retinal vessel oxygen saturation measurements using dual wavelength oximetry. Invest Ophthalmol Vis Sci. 2013 Apr 17;54(4):2807-11.
Kalitzeos AA, Heitmar R, Lip GY. Localized retinal nerve fiber layer defects and arterial hypertension: insights into pathophysiology and perhaps an eye for detail? Am J Hypertens. 2013 Apr;26(4):454-5.
Kalitzeos AA, Lip GY, Heitmar R. Retinal vessel tortuosity measures and their applications. Exp Eye Res. 2012 Nov 9;106C:40-46.
Heitmar R, Summers RJ. Assessing vascular function using dynamic retinal diameter measurements: A new insight on the endothelium. Thromb Haemost. 2012 Apr 26;107(6).
Heitmar R, Safeen S. Regional differences in oxygen saturation in retinal arterioles and venules. Graefes Arch Clin Exp Ophthalmol. 2012 Oct;250(10):1429-34.
Patel SR, Heitmar R. Response to Chittari et al. Impact of acute hyperglycaemia on endothelial function and retinal vascular reactivity in patients with Type 2 diabetes. Diabet Med. 2012 Jan;29(1):156-7.
Heitmar R, Cubbidge RP, Lip GY, Gherghel D, Blann AD. Altered blood vessel responses in the eye and finger in coronary artery disease. Invest Ophthalmol Vis Sci. 2011 3;52(9):6199-205.
Patel SR, Bellary S, Qin L, Gill PS, Taheri S, Heitmar R, Gibson JM, Gherghel D. Abnormal retinal vascular function and lipid levels in a sample of healthy UK South Asians. Br J Ophthalmol. 2011;95(11):1573-6.
Gherghel D, Hosking SL, Cunliffe IA, Heitmar R. Transient cardiac ischaemia and abnormal variations in systemic blood pressure in unselected primary open angle glaucoma patients. Ophthalmic Physiol Opt. 2010;30(2):175-81
Heitmar R, Blann AD, Cubbidge RP, Lip GYH, Gherghel D. Author Response: Can Vascular Function Be Assessed by the Interpretation of Retinal Vascular Diameter Changes? 2011, Vol.52, 636-638.
Heitmar R, Blann AD, Cubbidge RP, Lip GY, Gherghel D. Continuous retinal vessel diameter measurements: the future in retinal vessel assessment? Invest Ophthalmol Vis Sci. 2010;51(11):5833-9.
Heitmar R. Total arterial compliance: the future of cardiovascular risk assessment? J Hum Hypertens. 2010 Apr;24(4):227-9.
Heitmar R, Gherghel D, Armstrong R, Cubbidge RP and Hosking S. The effect of voluntary fasting and dehydration on flicker-induced retinal vascular dilation in a healthy individual: a case report Journal of Medical Case Reports: 13 May 2008.
2015 EVER (Nice, France), Retinal Vessel Oxygen Saturation and its implications in myopia [Heitmar R]
2014 EVER (Nice, France), Retinal vessel oxygen saturation in diabetic patients with and without cardiovascular disease and its association with renal function [Heitmar R & Blann AD]
2014 ARVO (Orlando, XX) Influence Of Selected Retinal Vessel Length On Dynamic Vessel Analyzer Output [Kalitzeos AA & Heitmar R]
2013 EVER (Nice, France), Retinal arteriolar diameter response to flicker light provocation - A useful marker for risk stratification in cardiovascular disease? [Heitmar R & Summers RJ]
2013 ARVO (Seattle, Washington) Ethnic differences or imaging problems: Dual wavelength retinal vessel oximetry in Caucasians and South Asians [Heitmar R]
2012 EVER (Nice, France)
2012 ARVO (Ft.Lauderdale, Florida) To Evaluate The Influence Of The Duration Of Flicker Light Provocation On Retinal Vessel Dilation [Heitmar R & Summers RJ]
2012 ISIE (Ft.Lauderdale, Florida) Impact Of Flash Intensity On Retinal Vessel Oxygen Saturation Measurements [Heitmar R & Cubbidge RP]
2012 ISER (Berlin, Germany) Reproducibility of oxygen saturation parameters near the optic nerve head (ONH) and inter eye correlations in a healthy multi-ethnic cohort [Heitmar R & Clarke J]
2012 BCLA (Birmingham, UK0 Oxygen saturation measurements in the limbal vasculature before and after soft contact lens wear [Heitmar R, Wright S, Mousavi M, Wolffsohn J]
2010 ARVO (Ft.Lauderdale, Florida) Fast Fourier Transform of Retinal Blood Vessel Structure as a Methodology for Detection of Structural Change in Smokers and Individuals With Coronary Artery Disease [Heitmar R, Cubbidge RP, Gherghel D, Lip GYH]
2009 ARVO (Ft.Lauderdale, Florida) Retinal and Peripheral Micro-vascular Reactivity in Patients Suffering From Coronary Artery Disease [Heitmar R, Gherghel D, Cubbidge RP, Lip GY]