Specialist in bespoke cataract surgery, keratoconus, corneal transplantation and eye surface disease


    Published Papers

    1. Prydal JI. Mucus content of human tear film by optical determination of film thickness. J. Physiol. 415: 88 (1989).

    2. Prydal JI. Optical determination of tear film thickness in eight species. J. Physiol. 426: 113 (1990).

    3. Snibson GR, Greaves JL, Soper NJW, Prydal JI, Wilson CG, and Bron AJ. Precorneal residence times of sodium hyaluronate solutions studied by quantitative gamma scintigraphy. Eye 4: 594-602 (1990).

    4. Prydal JI. Optical studies of the eye surface. Ph.D. thesis. University of Cambridge. April 1991.

    5. Prydal JI and Campbell FW. Study of precorneal tear film thickness and structure by interferometry and confocal microscopy. Invest. Ophthalmol. Vis. Sci. 33: 1996-2005 (1992).

    6. Prydal JI, Artal PA, Woon H, and Campbell FW. Study of human precorneal tear film thickness and structure using laser interferometry. Invest. Ophthalmol. Vis. Sci. 33: 2006-2011 (1992).

    7. Prydal JI, Kerr Muir MG and Dilly PN. Comparison of tear film thickness in three species determined by the glass fibre method and confocal microscopy. Eye 7: 472-475 (1993).

    8. Prydal JI and Dilly PN. In-vivo confocal microscopy of the cornea and tear film. Scanning. 17: 133-135 (1995).

    9. Prydal JI. Confocal microscopy of dynamic processes in the cornea of conscious humans. M.D. thesis. University of London. November 1995.

    10. Corbett MC, Prydal JI, Verma S, Oliver KM, Pande M, Marshall J. An in vivo investigation of the structures responsible for corneal haze after PRK, and their effect on visual function. Ophthalmology. 103(9): 1366-80 (1996).

    11. Prydal JI, Kerr Muir MG, Dilly PN, Marshall, J. Confocal microscopy using oblique sections for measurement of corneal epithelial thickness in conscious humans. Acta Ophthalmologica. 75: 624-628 (1998).

    12. Prydal JI, Kerr Muir MG, Marshall, J. Confocal microscopy with digital image analysis of the distribution and size of keratocytes in the cornea of conscious human subjects. J. Physiol. 90: 506 (1998).

    13. Prydal JI, Dilly PN, Franc F, Kerr Muir MG, Corbett MC, Marshall, J. Keratocyte density and size in conscious humans by digital image analysis of confocal images. Eye 12(3a) 337-342 (1998).

    14. Prydal JI and Dilly PN. Editorial: Advances in confocal microscopy of the cornea. Eye 12(3a):331-332 (1998).

    15. Prydal JI. Structure and thickness of human tear film. Invest. Ophthalmol. Vis. Sci. 30: 470 (1989).

    16. Prydal JI and Dilly PN. Measurement of tear film thickness on the surface and under contact lenses. Invest. Ophthalmol. Vis. Sci. 34: 1778 (1994).

    17. Prydal JI, Dilly PN, Marshall J, Kerr Muir MG. Confocal microscopy with digital image analysis for measurement of keratocyte morphology in conscious humans. Invest. Ophthalmol. Vis. Sci. 36: 22 (1995).

    18. Corbett MC, Verma S, Prydal JI, Pande M, Oliver K, Marshall J. The contribution of the corneal epithelium to the refractive changes occurring after excimer laser photorefractive keratectomy. Invest. Ophthalmol. Vis. Sci. 36: 22. (1995).

    19. CPrydal JI, Kerr Muir MG, Marshall J, Corbett MC, Dilly N. Regeneration of subepithelial nerves after excimer laser photokeratectomy in humans examined by confocal microscopy. Invest. Ophthalmol. Vis. Sci. 37: 59 (1996).

    20. Ormonde S, Prydal JI, Kerr Muir MG. Scalp hygiene in the aetiology of blepharitis. Invest. Ophthalmol. Vis. Sci. 39: 66 (1998).

    21. Prydal JI. The neural structure of the human cornea by in vivo confocal microscopy. Experimental Eye Research. 67:S248 (1998)

    22. Prydal JI, Kerr Muir MG, Marshall J, and Dilly PN. Orientation and shape of keratocytes in the cornea by confocal microscopy. Invest. Ophthalmol. Vis. Sci. 40:620 (1999).

    23. Prydal JI, Kennard DW and Dick E. The amplitude of saccadic contingent mislocalization under conditions of varied contrast. Invest. Ophthalmol. Vis. Sci. 41(4):46 (2000).

    24. Prydal JI, Kennard DW. Relationship between Object and Image Location during Eye Movement. Invest. Ophthalmol. Vis. Sci. 4669/B638 (2002).

    25. Watts AR, Prydal JI, Tambe K, Jenkins DR. Linezolid, a New Antibiotic for the Treatment of Post-operative Endophthalmitis. Invest. Ophthalmol. Vis. Sci. 1451/B347 (2002)

    26. Prydal JI. Changes in Roughness of the Ocular Surface with Blinking. Invest. Ophthalmol. Vis. Sci. 2467/B306. (2002)

    27. Prydal JI, Jenkins DR, Lovering A, Watts A. The pharmacokinetics of linezolid in the non-inflamed human eye. British Journal of Ophthalmology 2005: 89; 1418-1419.

    28. Prydal JI. Use of autologous lamellar scleral grafts to repair corneal perforations. British Journal of Ophthalmology. 2006: 90; 924-925

    29. Tatham A, Prydal J. (2008) Progressive lenticular astigmatism in the clear lens. J. Cataract and Refractive Surgery, 34(3): 514-516.

    30. Turner S, Johnson Z, Corbett, M, Prydal J. (2010) Scleral autoplasty for the repair of corneal perforations: a case series. Br. J. Ophthalmol., 94: 669-670.

    31. Tatham A, Tatham E, Prydal J. (2011) Validation of a semi-automated computer-aided technique for quantifying corneal vascularisation and scarring. Br. J. Ophthalmol., 95: 1379-1384.

    32. Prydal J, Abbas A. (2011) Toric Add-On Intraocular Lens for the Correction of High Sphero-cylindrical Errors after Penetrating Keratoplasty. Invited article Eye News.

    33. Rana M, Savant V, Prydal J. (2012) A study of slippage of various knot configurations. Eye, 26(11): 1491-1493.

    34. Rana M, Savant V, Prydal J. (2013) A new customised iris diaphragm for the treatment of traumatic anirida. Contact Lens and Anterior Eye, 36(2): 93-94.

    35. Gandewar J, Savant V, Prydal J, Dua H. (2013) Double drape tectonic patch with cyanoacrylate glue in the management of corneal perforation with iris incarceration. Cornea, 32(5); 137-138.

    36. Tatham A, Prydal J. (2013) Do non-ionic contrast media temporarily improve corneal transparency? J. Ophth. Vis. Res., 8(4): 400-402.

    37. Bannister N, Wakefield M, Tatham A, Bugby S, Molyneux P, Prydal J. (2014) Spectroscopic measurements in scleritis: bluish red or deep red? Br. J. Ophthalmol. (Innovations). doi:10.1136/bjophthalmol-2013-304086.

    38. Hussain R, Rubenstein M, Savant V, Wakefield M, Prydal J. Complex biometry: A new service development. Eye News 2014.

    39. Kumar P, Thomas S, Papagiannuli E, Hardman S, Jenkins D, Prydal J. A case of Phoma fungal keratitis in a contact lens user. Journal of the Royal Society of Medicine. doi: 10.1177/2054270415577760

    40. Molyneux P, Kilvington S, Wakefield M, Prydal J, Bannister N. Autofluoresence Signatures of Seven Pathogens: Preliminary in Vitro Investigations of a Potential Diagnostic for Acanthamoeba Keratitis, Cornea. Accepted Sep 2015.

    41. Wakefield M, Armitage W, Jones M, Kaye S, Larkin F, Prydal J, Tole D. The impact of donor age and endothelial cell density on graft survival following penetrating keratoplasty. Br. J. Ophthalmic. Accepted Oct 2015.

    42. Bhatt UK, Karim MN, Prydal JI, Maharajan SV, Fares U (2016). Oral antivirals for preventing recurrent herpes simplex keratitis in people with corneal grafts. Cochrane Database of Systematic Reviews 2016, Issue 11.

    Book Chapters

    1. Paediatric Ophthalmology. The cornea and external eye. Pub: BMJ.

    Invited International Lectures

    1. Determination of thickness and optical quality of the tear film after application of acetylcysteine. International Congress of Eye Research, Helsinki.

    2. New concepts of the pre-corneal tear film. Royal College of Ophthalmologists Annual Congress.

    3. High frame rate confocal microscopy in clinical ophthalmic research. Confocal Microscopy Society: 10th anniversary meeting, University College London.

    4. Confocal microscopy of the ocular surface. Medical Contact Lens and Ocular Surface Association. Institute of Ophthalmology.

    5. Wound healing after excimer laser photorefractive surgery. Trends in Ophthalmology, St. Thomas' Hospital.

    6. Confocal microscopy for the investigation and diagnosis of corneal disease. Royal Society of Medicine: "New and Future Diagnostic Tools".

    7. Digital image analysis of cellular structure in confocal images of the human cornea. Special Interest Group. Association for Research in Vision and Ophthalmology.

    8. The neural structure of the human cornea by in vivo confocal microscopy. International Congress of Eye Research.

    9. Symposium on ocular imaging: Advances in the diagnosis of corneal disease. UKRISCRS..

    10. Trends in ophthalmic imaging: corneal confocal microscopy. Trends in Ophthalmology. St Thomas' Hospital.

    11. Brian Harcourt Memorial Day. Innovations in the management of the anterior segment. St. James' University Hospital Leeds.

    12. Midland Ophthalmological Society. Component Corneal Surgery.

    13. Spectroscopy of scleritis and other conditions.Chris Chew Memorial Lecture.

    14. Diagnosis and monitoring of keratoconus. Limits of structural and functional measurements. Royal College of Ophthalmologists Symposium September 2016.

Stoneygate Eye Hospital

Nuffield Hospital

Spire Leicester Hospital

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