1. NerveCheck: An Inexpensive Quantitative Sensory Testing Device for Patients with Diabetic Neuropathy. Ponirakis G. et al. Diabetes Res Clin Pract. 2016. 113. 101-7.
  2. Diabetic neuropathy and painful diabetic neuropathy in the Middle East and North Africa (MENA) region: Much work needs to be done. Petropoulos I. et al. Journal of Taibah University Medical Sciences. 2016


  1. Automated Quantification of Neuropad Improves Its Diagnostic Ability in Patients with Diabetic Neuropathy. Ponirakis G. et al. Journal of Diabetes Research. 2016
  2. Small fiber neuropathy in Parkinson's disease: A clinical, pathological and corneal confocal microscopy study. Kass Illiyya et al. Parkinsonism & Related Disorders. 2015
  3. Corneal Confocal Microscopy Detects Small Fibre Neuropathy in Patients with Upper Gastrointestinal Cancer and Nerve Regeneration in Chemotherapy Induced Peripheral Neuropathy. Ferdousi M. et al. PLoS ONE. 2015
  4. Small Fiber Neuropathy in Patients With Latent Autoimmune Diabetes in Adults. Alam U et al. Diabetes Care. 2015
  5. Corneal Confocal Microscopy Identifies Small-Fiber Neuropathy in Subjects With Impaired Glucose Tolerance Who Develop Type 2 Diabetes. Azmi S. et al. Diabetes Care. 2015
  6. Small Nerve Fiber Quantification in the Diagnosis of Diabetic Sensorimotor Polyneuropathy: Comparing Corneal Confocal Microscopy With Intraepidermal Nerve Fiber Density. Chen X. et al. Diabetes Care. 2015
  7. Petropoulos, I.N., et al., The Inferior Whorl For Detecting Diabetic Peripheral Neuropathy Using Corneal Confocal Microscopy. Invest Ophthalmol Vis Sci, 2015.
  8. Chen, X., et al., Small Nerve Fiber Quantification in the Diagnosis of Diabetic Sensorimotor Polyneuropathy: Comparing Corneal Confocal Microscopy With Intraepidermal Nerve Fiber Density. Diabetes Care, 2015.
  9. Petropoulos, I.N., et al., Corneal Confocal Microscopy Detects Neuropathy in Patients with Type 1 Diabetes without Retinopathy or Microalbuminuria. PLoS One, 2015. 10(4): p. e0123517.
  10. Treatment of painful diabetic neuropathy. Javed S, Petropoulos IN, Alam U, Malik RA. Ther Adv Chronic Dis. 2015 Jan;6(1):15-28. doi: 10.1177/2040622314552071. Review.
  11. Medalists with extreme duration of type 1 diabetes exhibit only mild diastolic dysfunction and myocardial fibrosis. Fagan A, Asghar O, Pearce K, Stout M, Ray SG, Schmitt M, Malik RA.Diabetes Care. 2015 Jan;38(1):e5-6. doi: 10.2337/dc14-2100.
  12. Corneal confocal microscopy shows an improvement in small-fiber neuropathy in subjects with type 1 diabetes on continuous subcutaneous insulin infusion compared with multiple daily injection. Azmi S, Ferdousi M, Petropoulos IN, Ponirakis G, Fadavi H, Tavakoli M, Alam U, Jones W, Marshall A, Jeziorska M, Boulton AJ, Efron N, Malik RA. Diabetes Care. 2015 Jan;38(1):e3-4. doi: 10.2337/dc14-1698


Book contribution

  1. M Tavakoli, H Fadavi, RA Malik. (2014). Optimal Measures of Small Fiber Neuropathy in Diabetic Polyneuropathy. Studies in Diabetes. (pp. 93-105).
  2. Preface. Zochodne DW, Malik RA. Handb Clin Neurol. 2014;126:ix. doi: 10.1016/B978-0-444-53480-4.09989-6.
  3. Clinical and diagnostic features of small fiber damage in diabetic polyneuropathy. Javed S, Petropoulos IN, Tavakoli M, Malik RA. Handb Clin Neurol. 2014;126:275-90. doi: 10.1016/B978-0-444-53480-4.00019-9.
  4. Pathology of human diabetic neuropathy. Malik RA. Handb Clin Neurol. 2014;126:249-59. doi: 10.1016/B978-0-444-53480-4.00016-3.
  5. General aspects of diabetes mellitus. Alam U, Asghar O, Azmi S, Malik RA. Handb Clin Neurol. 2014;126:211-22. doi: 10.1016/B978-0-444-53480-4.00015-1.

Journal article

  1. Asghar O, Petropolus I, Alam U, Ponirakis P, Jeziorska M, Marshall A, Fadavi H, Boulton AJ, Tavakoli M, Malik RA. (2014). Corneal Confocal Microscopy Detects Neuropathy in Subjects with Impaired Glucose Tolerance. Diabetes Care.
  2. Nicola Pritchard, Katie Edwards, Cirous Dehghani, Hassan Fadavi, Maria Jeziorska, Andrew Marshall, Ioannis N Petropoulos, Georgios Ponirakis, Anthony W Russell, Geoff P Sampson, Ayda M Shahidi, Sangeetha Srinivasan, Mitra Tavakoli, Dimitrios Vagenas, Rayaz A Malik, Nathan Efron. (2014). Longitudinal assessment of neuropathy in type 1 diabetes using novel ophthalmic markers (LANDMark): study design and baseline characteristics.Diabetes Res Clin Pract.
  3. Petropoulos IN; Alam U; Fadavi H; Marshall A; Asghar O; Dabbah MA; Chen X; Graham J; Ponirakis G; Boulton AJ; Tavakoli M; Malik RA. (2014). Rapid Automated Diagnosis of Diabetic Peripheral Neuropathy with In Vivo Corneal Confocal Microscopy. Invest Ophthalmol Vis Sci.
  4. Ponirakis G, Petropoulos IN, Fadavi H, Alam U, Asghar O, Marshall A, Tavakoli M, Malik RA. (2014). The diagnostic accuracy of Neuropad® for assessing large and small fibre diabetic neuropathy.Diabet Med.
  5. CORNEAL confocal microscopy for the diagnosis of diabetic autonomic neuropathy.Tavakoli M, Begum P, McLaughlin J, Malik RA. Muscle Nerve. 2014 Dec 30. doi: 10.1002/mus.24553.
  6. ARA 290, a non-erythropoietic peptide engineered from erythropoietin, improves metabolic control and neuropathic symptoms in patients with type 2 diabetes. Brines M, Dunne AN, Van Velzen M, Proto PL, Ostenson CG, Kirk RI, Petropoulos I, Javed S, Malik RA, Cerami A, Dahan A. Mol Med. 2014 Nov 6. doi: 10.2119/molmed.2014.00215.
  7. Natural history of corneal nerve morphology in mild neuropathy associated with type 1 diabetes: development of a potential measure of diabetic peripheral neuropathy. Dehghani C, Pritchard N, Edwards K, Vagenas D, Russell AW, Malik RA, Efron N. Invest Ophthalmol Vis Sci. 2014 Nov 18;55(12):7982-90.
  8. Which test for diagnosing early human diabetic neuropathy? Malik RA. Diabetes. 2014 Jul;63(7):2206-8. doi: 10.2337/db14-0492. No abstract available. PMID: 24962918 [PubMed - indexed for MEDLINE] Free Article Related citations Select item 24934510
  9. Phenotyping animal models of diabetic neuropathy: a consensus statement of the diabetic neuropathy study group of the EASD (Neurodiab). Biessels GJ, Bril V, Calcutt NA, Cameron NE, Cotter MA, Dobrowsky R, Feldman EL, Fernyhough P, Jakobsen J, Malik RA, Mizisin AP, Oates PJ, Obrosova IG, Pop-Busui R, Russell JW, Sima AA, Stevens MJ, Schmidt RE, Tesfaye S, Veves A, Vinik AI, Wright DE, Yagihashi S, Yorek MA, Ziegler D, Zochodne DW. J Peripher Nerv Syst. 2014 Jun;19(2):77-87. doi: 10.1111/jns5.12072. PMID: 24934510 [PubMed - in process]Related citations Select item 24886994
  10. Fully automated, semiautomated, and manual morphometric analysis of corneal subbasal nerve plexus in individuals with and without diabetes. Dehghani C, Pritchard N, Edwards K, Russell AW, Malik RA, Efron N. Cornea. 2014 Jul;33(7):696-702.
  11. Molecular and pathological studies in the posterior interosseous nerve of diabetic and non-diabetic patients with carpal tunnel syndrome. Mojaddidi MA, Ahmed MS, Ali R, Jeziorska M, Al-Sunni A, Thomsen NO, Dahlin LB, Malik RA. Diabetologia. 2014 Aug;57(8):1711-9. doi: 10.1007/s00125-014-3271-3. Epub 2014 May 28. PMID: 24865616 [PubMed - in process]Related citations Select item 24786725
  12. Characteristics of a large cohort of patients with diabetes having at-risk feet and outcomes in patients with foot ulceration referred to a tertiary care diabetes unit. Riaz M, Miyan Z, Zaidi SI, Alvi SF, Fawwad A, Ahmadani MY, Zafar AB, Malik RA, Basit A. Int Wound J. 2014 May 2. doi: 10.1111/iwj.12289.


Journal article

  1. Petropoulos IN, Alam U, Fadavi H, Asghar O, Green P, Ponirakis G, Marshall A, Boulton AJM, Tavakoli M, Malik RA. (In-press). Corneal nerve loss detected with corneal confocal microscopy is symmetrical and related to the severity of diabetic polyneuropathy.Diabetes Care.
  2. Petropoulos, I., Manzoor, T., Morgan, P., Fadavi, H., Asghar, O., Alam, U., Ponirakis, G., Dabbah, M., Chen, X., Graham, J., Tavakoli, M. & Malik, R (2013). Repeatability of in vivo corneal confocal microscopy to quantify corneal nerve morphology.Cornea, 32(5), e83-9. DOI:10.1097/ICO.0b013e3182749419
  3. Tavakoli, M., Mitu-Pretorian, M., Petropoulos, I., Fadavi, H., Asghar, O., Alam, U., Ponirakis, G., Jeziorska, M., Marshall, A., Efron, N., Boulton, A., Augustine, T. & Malik, R (2013). Corneal confocal microscopy detects early nerve regeneration in diabetic neuropathy after simultaneous pancreas and kidney transplantation.Diabetes, 62(1), 254-60.
  4. Tavakoli, M., Petropoulos, I. & Malik, R (2013). Corneal confocal microscopy to assess diabetic neuropathy: an eye on the foot.J Diabetes Sci Technol, 7(5), 1179-89.


Journal article
Journal contribution

  1. Petropoulos IN, Manzoor T, Morgan P, Fadavi H, Asghar O, Alam U, Ponirakis G, Dabbah MA, Chen X, Graham J, Tavakoli M, Malik RA. (2012). Repeatability of in vivo corneal confocal microscopy to quantify corneal nerve morphology.Cornea
  2. Tavakoli M, Marshall A, Banka S, Petropoulos IN, Fadavi H, Kingston H, Malik RA. (2012). Corneal confocal microscopy detects small-fiber neuropathy in Charcot–Marie–Tooth disease type 1A patients.Muscle & Nerve, 46, 698-704.
  3. Tavakoli M, Mitu-Pretorian M, Petropoulos IN, Fadavi H, Asghar O, Alam U, Ponirakis G, Jeziorska M, Marshall A, Efron N, Boulton AJ, Augustine T, Malik RA. (2012). Corneal Confocal Microscopy Detects Early Nerve Regeneration in Diabetic Neuropathy After Simultaneous Pancreas and Kidney Transplantation. Diabetes
  4. Tavakoli M, Petropoulos IN, Malik RA. (2012). Assessing corneal nerve structure and function in diabetes. Clinical and Experimental Optometry, 95(3), 338-347.
  5. Tavakoli, M., Petropoulos, I. & Malik, R (2012). Assessing corneal nerve structure and function in diabetic neuropathy.Clin Exp Optom, 95(3), 338-47.
  6. Alam U, Najam O, Al-Himdani S, Benoliel S, Jinadev P, Berry JL, Kew M, Asghar O, Petropoulos IN, Malik RA. (2012). Marked vitamin D deficiency in patients with diabetes in the UK: ethnic and seasonal differences and an association with dyslipidaemia.Diabetic Medicine, 29, 1343-1345.


Book contribution
Journal article

  1. Tavakoli M, Fadavi H, Malik RA. (2011). Optimal measures of Small Fibre Neuropathy in Diabetic Polyneuropathy.
  2. Dabbah MA, Graham J, Petropoulos I, Tavakoli M, Malik RA. (2011). Automatic Analysis of Diabetic Peripheral Neuropathy using Multi-scale Quantitative Morphology of Nerve Fibres in Corneal Confocal Microscopy Imaging. Journal of Medical Image Analysis, 15(5), 738-747.
  3. Mitra Tavakoli, Rayaz A Malik. (2011). In vivo corneal confocal microscopy of human corneal nerves in health and systemic diseases: A review. Optometry in Practice (OiP), 12(3), 109-118.
  4. Tavakoli M, Kallinikos P, Iqbal A, Herbert A, Fadavi H, Efron N, Boulton AJM, Malik RA. (2011). Corneal confocal microscopy demonstrates improvement in corneal nerve morphology with an improvement in risk factors for diabetic neuropathy. Diabetes Medicine, 28(10), 1261-1267.
  5. Tavakoli M, Malik RA. (In-press). Corneal confocal microscopy: A novel non-invasive technique to quantify small fibre pathology in peripheral neuropathies. Journal of Visualized Experiments (JOVE), 47, 2194.


Journal article

  1. Dabbah MA, Graham J, Petropoulos I, Tavakoli M, Malik RA. (2010). Dual-model automatic detection of nerve-fibres in corneal confocal microscopy images. Med Image Comput Comput Assist Interv, 13, 300-307.
  2. Tavakoli M, Asghar O, Alam U, Petropoulos I, Fadavi H, Malik RA. (2010). Novel insights on diagnosis, cause and treatment of diabetic neuropathy: focus on painful diabetic neuropathy. Therapeutic Advances in Endocrinology and Metabolism, 1(2), 69-88.
  3. Tavakoli M, Boulton AJM, Efron N, Malik RA. (2010). Increased Langerhans cell density and corneal nerve damage in diabetic patients: Role of immune mechanisms in human diabetic neuropathy. Contact Lens & Anterior Eye, 34(1), 7-11.
  4. Tavakoli M, Marshall A, Pitceathly R, Fadavi H, Gow D, Roberts ME, Efron N, Boulton AJ, Malik RA. (2010). Corneal confocal microscopy: A novel means to detect nerve fibre damage in idiopathic small fibre neuropathy.Exp Neurol, 223, 245-250.
  5. Tavakoli M, Quattrini C, Abbott C, Kallinikos P, Marshall A, Finnigan J, Morgan P, Efron N, Boulton AJ, Malik RA. (2010). Corneal Confocal Microscopy: A Novel Non-invasive Test to Diagnose and Stratify the Severity of Human Diabetic Neuropathy. Diabetes Care, 33(8), 1792-1797.