Journal Articles
Colorado, Luisa H., Beecher, Lauren, Pritchard, Nicola, Al Rashah, Khaled, Dehghani, Cirous, Russell, Anthony, Malik, Rayaz A., Efron, Nathan and Edwards, Katie (2022). Corneal dendritic cell dynamics are associated with clinical factors in type 1 diabetes. Journal of Clinical Medicine, 11 (9) 2611. doi: 10.3390/jcm11092611
Perkins, Bruce A., Lovblom, Leif Erik, Lewis, Evan J H, Bril, Vera, Ferdousi, Maryam, Orszag, Andrej, Edwards, Katie, Pritchard, Nicola, Russell, Anthony, Dehghani, Cirous, Pacaud, Danièle, Romanchuk, Kenneth, Mah, Jean K., Jeziorska, Maria, Marshall, Andrew, Shtein, Roni M., Pop-Busui, Rodica, Lentz, Stephen I., Tavakoli, Mitra, Boulton, Andrew J M, Efron, Nathan and Malik, Rayaz A. (2021). Corneal confocal microscopy predicts the development of diabetic neuropathy: a longitudinal diagnostic multinational consortium study. Diabetes Care, 44 (9), 2107-2114. doi: 10.2337/dc21-0476
Colorado, Luisa H., Pritchard, Nicola, Alzahrani, Yahya, Edwards, Katie and Efron, Nathan (2020). Association between conjunctival goblet cells and corneal resident dendritic cell density changes in new contact lens wearers. Clinical and Experimental Optometry, 103 (6), 787-791. doi: 10.1111/cxo.13131
Lewis, Evan J. H., Lovblom, Leif E., Ferdousi, Maryam, Halpern, Elise M., Jeziorska, Maria, Pacaud, Daniele, Pritchard, Nicola, Dehghani, Cirous, Edwards, Katie, Srinivasan, Sangeetha, Shtein, Roni Mintz, Efron, Nathan, Tavakoli, Mitra, Bril, Vera, Malik, Rayaz Ahmed and Perkins, Bruce A. (2020). Rapid corneal nerve fiber loss: a marker of diabetic neuropathy onset and progression. Diabetes Care, 43 (8), 1829-1835. doi: 10.2337/dc19-0951
Alam, U., Jeziorska, M., Petropoulos, I. N., Pritchard, N., Edwards, K., Dehghani, C., Srinivasan, S., Asghar, O., Ferdousi, M., Ponirakis, G., Marshall, A., Boulton, A. J.M., Efron, N. and Malik, R. A. (2019). Latent autoimmune diabetes of adulthood (LADA) is associated with small fibre neuropathy. Diabetic Medicine, 36 (9), 1118-1124. doi: 10.1111/dme.13888
Al Rashah, Khaled, Pritchard, Nicola, Dehghani, Cirous, Ruggeri, Alfredo, Guimaraes, Pedro, Russell, Anthony, Malik, Rayaz A., Efron, Nathan and Edwards, Katie (2018). Corneal nerve migration rate in a healthy control population. Optometry and Vision Science, 95 (8), 672-677. doi: 10.1097/opx.0000000000001254
Perkins, Bruce A., Lovblom, Leif E., Bril, Vera, Scarr, Daniel, Ostrovski, Ilia, Orszag, Andrej, Edwards, Katie, Pritchard, Nicola, Russell, Anthony, Dehghani, Cirous, Pacaud, Danièle, Romanchuk, Kenneth, Mah, Jean K., Jeziorska, Maria, Marshall, Andrew, Shtein, Roni M., Pop-Busui, Rodica, Lentz, Stephen I., Boulton, Andrew J. M., Tavakoli, Mitra, Efron, Nathan and Malik, Rayaz A. (2018). Corneal confocal microscopy for identification of diabetic sensorimotor polyneuropathy: a pooled multinational consortium study. Diabetologia, 61 (8), 1856-1861. doi: 10.1007/s00125-018-4653-8
Srinivasan, Sangeetha, Dehghani, Cirous, Pritchard, Nicola, Edwards, Katie, Russell, Anthony W., Malik, Rayaz A. and Efron, Nathan (2017). Corneal and retinal neuronal degeneration in early stages of diabetic retinopathy. Investigative Ophthalmology and Visual Science, 58 (14), 6365-6373. doi: 10.1167/iovs.17-22736
Srinivasan, Sangeetha, Dehghani, Cirous, Pritchard, Nicola, Edwards, Katie, Russell, Anthony W., Malik, Rayaz A. and Efron, Nathan (2017). Ophthalmic and clinical factors that predict four-year development and worsening of diabetic retinopathy in type 1 diabetes. Journal of Diabetes and its Complications, 32 (1), 67-74. doi: 10.1016/j.jdiacomp.2017.09.002
Edwards, Katie, Pritchard, Nicola, Dehghani, Cirous, Vagenas, Dimitrios, Russell, Anthony, Malik, Rayaz A. and Efron, Nathan (2017). Corneal confocal microscopy best identifies the development and progression of neuropathy in patients with type 1 diabetes. Journal of Diabetes and its Complications, 31 (8), 1325-1327. doi: 10.1016/j.jdiacomp.2017.04.025
Srinivasan, Sangeetha, Dehghani, Cirous, Pritchard, Nicola, Edwards, Katie, Russell, Anthony W., Malik, Rayaz A. and Efron, Nathan (2017). Optical coherence tomography predicts 4-year incident diabetic neuropathy. Ophthalmic and Physiological Optics, 37 (4), 451-459. doi: 10.1111/opo.12391
Dehghani, Cirous, Srinivasan, Sangeetha, Edwards, Katie, Pritchard, Nicola, Russell, Anthony W., Malik, Rayaz A. and Efron, Nathan (2017). Presence of Peripheral Neuropathy Is Associated With Progressive Thinning of Retinal Nerve Fiber Layer in Type 1 Diabetes. Investigative Ophthalmology & Visual Science, 58 (6), BIO234-BIO239. doi: 10.1167/iovs.17-21801
Alzahrani, Yahya, Colorado, Luisa H., Pritchard, Nicola and Efron, Nathan (2017). Longitudinal changes in Langerhans cell density of the cornea and conjunctiva in contact lens-induced dry eye. Clinical and Experimental Optometry, 100 (1), 33-40. doi: 10.1111/cxo.12399
Dehghani, Cirous, Russell, Anthony W., Perkins, Bruce A., Malik, Rayaz A., Pritchard, Nicola, Edwards, Katie, Shahidi, Ayda M., Srinivasan, Sangeetha and Efron, Nathan (2016). A rapid decline in corneal small fibers and occurrence of foot ulceration and Charcot foot. Journal of Diabetes and its Complications, 30 (8), 1437-1439. doi: 10.1016/j.jdiacomp.2016.07.004
Dehghani, Cirous, Pritchard, Nicola, Edwards, Katie, Russell, Anthony W., Malik, Rayaz A. and Efron, Nathan (2016). Abnormal anterior corneal morphology in diabetes observed using in vivo laser-scanning confocal microscopy. Ocular Surface, 14 (4), 507-514. doi: 10.1016/j.jtos.2016.07.004
Srinivasan, Sangeetha, Pritchard, Nicola, Vagenas, Dimitrios, Edwards, Katie, Sampson, Geoff P., Russell, Anthony W., Malik, Rayaz A. and Efron, Nathan (2016). Retinal tissue thickness is reduced in diabetic peripheral neuropathy. Current Eye Research, 41 (10), 1359-1366. doi: 10.3109/02713683.2015.1119855
Alzahrani, Yahya, Pritchard, Nicola and Efron, Nathan (2016). Changes in corneal Langerhans cell density during the first few hours of contact lens wear. Contact Lens and Anterior Eye, 39 (4), 307-310. doi: 10.1016/j.clae.2016.02.008
Colorado, Luisa H., Pritchard, Nicola, Cronin, Brendan G. and Efron, Nathan (2016). Characterization of goblet cells in a pterygium biopsy using laser scanning confocal microscopy and immunohistochemistry. Cornea, 35 (8), 1127-1131. doi: 10.1097/ICO.0000000000000902
Alzahrani, Yahya, Colorado, Luisa, Pritchard, Nicola and Efron, Nathan (2016). Inflammatory cell upregulation of the lid wiper in contact lens dry eye. Optometry and Vision Science, 93 (8), 917-924. doi: 10.1097/OPX.0000000000000865
Dehghani, Cirous, Pritchard, Nicola, Edwards, Katie, Russell, Anthony W., Malik, Rayaz A. and Efron, Nathan (2016). Risk factors associated with corneal nerve alteration in type 1 diabetes in the absence of neuropathy: a longitudinal in vivo corneal confocal microscopy study. Cornea, 35 (6), 847-852. doi: 10.1097/ICO.0000000000000760
Colorado, Luisa H., Alzahrani, Yahya, Pritchard, Nicola and Efron, Nathan (2016). Assessment of conjunctival goblet cell density using laser scanning confocal microscopy versus impression cytology. Contact Lens and Anterior Eye, 39 (3), 221-226. doi: 10.1016/j.clae.2016.01.006
Colorado, Luisa H., Alzahrani, Yahya, Pritchard, Nicola and Efron, Nathan (2016). Time course of changes in goblet cell density in symptomatic and asymptomatic contact lens wearers. Investigative Ophthalmology and Visual Science, 57 (6), 2888-2894. doi: 10.1167/iovs.16-19298
Srinivasan, Sangeetha, Pritchard, Nicola, Sampson, Geoff P., Edwards, Katie, Vagenas, Dimitrios, Russell, Anthony W., Malik, Rayaz A. and Efron, Nathan (2016). Focal loss volume of ganglion cell complex in diabetic neuropathy. Clinical and Experimental Optometry, 99 (6), 526-534. doi: 10.1111/cxo.12379
Srinivasan, Sangeetha, Pritchard, Nicola, Sampson, Geoff P., Edwards, Katie, Vagenas, Dimitrios, Russell, Anthony W., Malik, Rayaz A. and Efron, Nathan (2016). Retinal tissue thickness in type 1 and type 2 diabetes. Clinical and Experimental Optometry, 99 (1), 78-83. doi: 10.1111/cxo.12318
Srinivasan, Sangeetha, Pritchard, Nicola, Sampson, Geoff P., Edwards, Katie, Vagenas, Dimitrios, Russell, Anthony W., Malik, Rayaz A. and Efron, Nathan (2015). Retinal thickness profile of individuals with diabetes. Ophthalmic and Physiological Optics, 36 (2), 158-166. doi: 10.1111/opo.12263
Pritchard, Nicola, Dehghani, Cirous, Edwards, Katie, Burgin, Edward, Cheang, Nick, Kim, Hannah, Mikhaiel, Merna, Stanton, Gemma, Russell, Anthony W, Malik, Rayaz A and Efron, Nathan (2015). Utility of assessing nerve morphology in central cornea versus whorl area for diagnosing diabetic peripheral neuropathy. Cornea, 34 (7), 756-761. doi: 10.1097/ICO.0000000000000447
Tavakoli, Mitra, Ferdousi, Maryam, Petropoulos, Ioannis N., Morris, Julie, Pritchard, Nicola, Zhivov, Andrey, Ziegler, Dan, Pacaud, Danièle, Romanchuk, Kenneth, Perkins, Bruce A., Lovblom, Leif E., Bril, Vera, Robinson Singleton, J., Smith, Gordon, Boulton, Andrew J.M., Efron, Nathan and Malik, Rayaz A. (2015). Normative values for corneal nerve morphology assessed using corneal confocal microscopy: A multinational normative data set. Diabetes Care, 38 (5), 838-843. doi: 10.2337/dc14-2311
Pritchard, Nicola, Edwards, Katie, Russell, Anthony W., Perkins, Bruce A., Malik, Rayaz A. and Efron, Nathan (2015). Corneal confocal microscopy predicts 4-year incident peripheral neuropathy in type 1 diabetes. Diabetes Care, 38 (4), 671-675. doi: 10.2337/dc14-2114
Adnan, , Suheimat, Marwan, Efron, Nathan, Edwards, Katie, Pritchard, Nicola, Mathur, Ankit, Mallen, Edward A. H and Atchison, David A. (2015). Biometry of eyes in type 1 diabetes. Biomedical Optics Express, 6 (3), 702-715. doi: 10.1364/BOE.6.000702
Dehghani, Cirous, Pritchard, Nicola, Edwards, Katie, Vagenas, Dimitrios, Russell, Anthony W., Malik, Rayaz A. and Efron, Nathan (2014). Natural history of corneal nerve morphology in mild neuropathy associated with type 1 diabetes: development of a potential measure of diabetic peripheral neuropathy. Investigative Ophthalmology and Visual Science, 55 (12), 7982-7990. doi: 10.1167/iovs.14-15605
Edwards, K., Pritchard, N., Vagenas, D., Russell, A., Malik, R. A. and Efron, N. (2014). Standardizing corneal nerve fibre length for nerve tortuosity increases its association with measures of diabetic neuropathy. Diabetic Medicine, 31 (10), 1205-1209. doi: 10.1111/dme.12466
Dehghani, Cirous, Pritchard, Nicola, Edwards, Katie, Russell, Anthony W., Malik, Rayaz A. and Efron, Nathan (2014). Fully automated, semiautomated, and manual morphometric analysis of corneal subbasal nerve plexus in individuals with and without diabetes. Cornea, 33 (7), 696-702. doi: 10.1097/ICO.0000000000000152
Pritchard, Nicola, Edwards, Katie, Dehghani, Cirous, Fadavi, Hassan, Jeziorska, Maria, Marshall, Andrew, Petropoulos, Ioannis N., Ponirakis, Georgios, Russell, Anthony W., Sampson, Geoff P., Shahidi, Ayda M., Srinivasan, Sangeetha, Tavakoli, Mitra, Vagenas, Dimitrios, Malik, Rayaz A. and Efron, Nathan (2014). Longitudinal assessment of neuropathy in type 1 diabetes using novel ophthalmic markers (LANDMark): study design and baseline characteristics. Diabetes Research And Clinical Practice, 104 (2), 248-256. doi: 10.1016/j.diabres.2014.02.011
Dehghani, Cirous, Pritchard, Nicola, Edwards, Katie, Vagenas, Dimitrios, Russell, Anthony W., Malik, Rayaz A. and Efron, Nathan (2014). Morphometric stability of the corneal subbasal nerve plexus in healthy individuals: A 3-year longitudinal study using corneal confocal microscopy. Investigative Ophthalmology and Visual Science, 55 (5), 3195-3199. doi: 10.1167/iovs.14-13959
Edwards, Kathe, Pritchard, Nicola, Gosschalk, Kevin, Sampson, Geoff P., Russell, Anthony, Malik, Rayaz A. and Efron, Nathan (2012). Wide-field Assessment of the Human Corneal Subbasal Nerve Plexus in Diabetic Neuropathy Using Novel Mapping Technique. Cornea, 31 (9), 1078-1082. doi: 10.1097/ICO.0b013e318245c012
Shahidi, A. M., Sampson, G. P., Pritchard, N., Edwards, K., Vagenas, D., Russell, A. W., Malik, R. A. and Efron, N. (2012). Retinal nerve fibre layer thinning associated with diabetic peripheral neuropathy. Diabetic Medicine, 29 (7), E106-E111. doi: 10.1111/j.1464-5491.2012.03588.x
Pritchard, Nicola, Edwards, Katie, Vagenas, Dimitrios, Russell, Anthony W., Malik, Rayaz A. and Efron, Nathan (2012). Corneal sensitivity is related to established measures of diabetic peripheral neuropathy. Clinical and Experimental Optometry, 95 (3), 355-361. doi: 10.1111/j.1444-0938.2012.00729.x
Vagenas, Dimitrios, Pritchard, Nicola, Edwards, Katie, Shahidi, Ayda M., Sampson, Geoff P., Russell, Anthony W., Malik, Rayaz A. and Efron, Nathan (2012). Optimal image sample size for corneal nerve morphometry. Optometry and Vision Science, 89 (5), 812-817. doi: 10.1097/OPX.0b013e31824ee8c9
Edwards, Katie, Pritchard, Nicola, Vagenas, Dimitrios, Russell, Anthony, Malik, Rayaz A. and Efron, Nathan (2012). Utility of corneal confocal microscopy for assessing mild diabetic neuropathy: Baseline findings of the LANDMark study. Clinical and Experimental Optometry, 95 (3), 348-354. doi: 10.1111/j.1444-0938.2012.00740.x
Sampson, G. P., Shahidi, A. M., Vagenas, D., Pritchard, N., Edwards, K., Russell, A. W., Malik, R. A. and Efron, N. (2012). Visual sensitivity loss in the central 30A degrees of visual field is associated with diabetic peripheral neuropathy. Diabetologia, 55 (4), 1179-1185. doi: 10.1007/s00125-012-2457-9
Pritchard, Nicola, Edwards, Katie, Shahidi, Ayda M., Sampson, Geoff P., Russell, Anthony W., Malik, Rayaz A. and Efron, Nathan (2011). Corneal markers of diabetic neuropathy. Ocular Surface, 9 (1), 17-28. doi: 10.1016/S1542-0124(11)70006-4
Efron, Nathan, Pritchard, Nicola, Brandon, Kady, Copeland, Joanne, Godfrey, Roslyn, Hamlyn, Benjamin and Vrbancic, Vanessa (2011). How optometrists record corneal staining. Clinical and Experimental Optometry, 94 (1), 82-86. doi: 10.1111/j.1444-0938.2010.00542.x
Pritchard, Nicola, Edwards, Katie, Vagenas, Dimitrios, Shahidi, Ayda M., Sampson, Geoff P., Russell, Anthony W., Malik, Rayaz A. and Efron, Nathan (2010). Corneal sensitivity as an ophthalmic marker of diabetic neuropathy. Optometry and Vision Science, 87 (12), 1003-1008. doi: 10.1097/OPX.0b013e3181fd6188
Efron, Nathan, Edwards, Katie, Roper, Nicola, Pritchard, Nicola, Sampson, Geoff P., Shahidi, Ayda M., Vagenas, Dimitrios, Russell, Anthony, Graham, Jim, Dabbah, Mohammad A. and Malik, Rayaz A. (2010). Repeatability of measuring corneal sub-basal nerve fibre length in individuals with type 2 diabetes. Eye and Contact Lens: science and clinical practice, 36 (5), 245-248. doi: 10.1097/ICL.0b013e3181eea915
Shahidi, Ayda M., Sampson, Geoff P., Pritchard, Nicola, Edwards, Katie, Russell, Anthony, Malik, Rayaz A. and Efron, Nathan (2010). Exploring retinal and functional markers of diabetic neuropathy. Clinical and Experimental Optometry, 93 (5), 309-323. doi: 10.1111/j.1444-0938.2010.00491.x
Efron, Nathan, Al-Dossari, Munira and Pritchard, Nicola (2009). In vivo confocal microscopy of the bulbar conjunctiva. Clinical and Experimental Ophthalmology, 37 (4), 335-344. doi: 10.1111/j.1442-9071.2009.02065.x
Atchison, David A., Pritchard, Nicola and Schmid, Katrina L. (2006). Peripheral refraction along the horizontal and vertical visual fields in myopia. Vision Research, 46 (8-9), 1450-1458. doi: 10.1016/j.visres.2005.10.023
Atchison, David A., Pritchard, Nicola, Schmid, Katrina L., Scott, Dion H., Jones, Catherine E. and Pope, James M. (2005). Shape of the retinal surface in emmetropia and myopia. Investigative Ophthalmology and Visual Science, 46 (8), 2698-2707. doi: 10.1167/iovs.04-1506
Atchison, David A., Pritchard, Nicola, White, Shane D. and Griffiths, Amanda M. (2005). Influence of age on peripheral refraction. Vision Research, 45 (6), 715-720. doi: 10.1016/j.visres.2004.09.028
Conference Papers
Saha, Sajib, Watson, Matthew, Dehghani, Cirous, Edwards, Katie, Pritchard, Nicola, Russell, Anthony, Malik, Rayaz, Efron, Nathan, Frost, Shaun and Kanagasingam, Yogesan (2021). Artificial Intelligence-based Detection of Diabetic Retinopathy using Retinal Imaging and Traditional Risk Factors. Annual Meeting of the Association-for-Research-in-Vision-and-Ophthalmology (ARVO), Electr Network, May 01-07, 2021. ROCKVILLE: ASSOC RESEARCH VISION OPHTHALMOLOGY INC.
Moavenshahidi, A., Sampson, G. P., Pritchard, N., Edwards, K., Vagenas, D., Russell, A., Malik, R. A. and Efron, N. (2010). Exploring Retinal Markers of Diabetic Neuropathy. ROCKVILLE: ASSOC RESEARCH VISION OPHTHALMOLOGY INC.