Contact Lens Spectrum

January 2004

Document #101




(p. 28) Annual Report: 2003, by Joseph T. Barr, OD, MS, FAAO


1.      Legislation would place new restrictions on CL sellers. AOA News 2003; 8:1, 18-9.



(p. 38) Microbial Keratitis and Silicone Hydrogel Lenses, by Katie Edwards, BOptom, Garry Brian, MBChB, FRACS FRANZCO, Serina Stretton, BSc, PhD, Fiona Stapleton, BOptom, PhD, Mark D.P. Willcox, BSc, PhD, Padmaja R. Sankaridurg, BOptom, PhD, Deborah F. Sweeney, BOptom, PhD, FAAO, and Brien A. Holden, BOptom, PhD, DSc, FAAO


1.   Madigan M, Holden B. Reduced epithelial adhesion after extended contact lens wear correlates with reduced hemidesmosome density in cat cornea. Invest Ophthalmol Vis Sci 1992;33:314-23.

2.   Cavanagh H, Ladage P, Li S, Yamamoto K, Molai M, Ren D, Petroll W, Jester J. Effects of daily and overnight wear of a novel hyper oxygen-transmissible soft contact lens on bacterial binding and corneal epithelium: a 13-month clinical trial. Ophthalmol 2002;109:1957-69.

3.   Ren D, Yamamoto K, Ladage P, Molai M, Li S, Petroll W, Jester J, Cavanagh H. Adaptive effects of 30-night wear of hyper-O2 transmissible contact lenses on bacterial binding and corneal epithelium: a 1-year clinical trial. Ophthalmol 2002;109:27-40.

4.   Holden BA, Sweeney DF, Vannas A, Nilsson K, Efron N. Effects of long-term extended contact lens wear on the human cornea. Invest Ophthalmol Vis Sci 1985;26:1489-501.

5.   Keay L, Sweeney DF, Jalbert I, Skotnitsky C, Holden BA. Microcyst response to high Dk/t silicone hydrogel contact lenses. Optom Vis Sci 2000;77:582-5.

6.   Dumbleton KA, Chalmers RL, Richter DB, Fonn D. Vascular response to extended wear of hydrogel lenses with high and low oxygen permeability. Optom Vis Sci 2001;78:147-51.

7.   Jalbert I, Willcox MDP, Sweeney DF. Isolation of Staphylococcus aureus from a contact lens at the time of a contact lens induced peripheral ulcer: case report. Cornea 2000;19:116-20.

8.   Willcox MDP, Sankaridurg P, Lan J, Pearce D, Thakur A, Zhu H, Keay L, Stapleton F. Inflammation and infection and the effects of the closed eye. In: Sweeney DF, editor. Silicone hydrogels: the rebirth of extended wear contact lenses. Oxford: Butterworth Heinemann; 2000. p. 45-75.

9.   Stapleton F. Contact lens-related microbial keratitis: what can epidemiologic studies tell us? Eye & Contact Lens 2003;29(IS):S85-9.

10. Ormerod LD, Hertzmark E, Gomez DS, Stabiner RG, Schanzliln DJ, Smith RE. Epidemiology of microbial keratitis in southern California. A multivariate analysis. Ophthalmol 1987;94:1322-33.

11. Willcox MDP, Power KN, Stapleton F, Leitch C, Harmis N, Sweeney DF. Potential sources of bacteria that are isolated from contact lenses during wear. Optom Vis Sci 1997;74:1030-8.

12. McNally J, Chalmers R, McKenney C, Robirds S. Risk factors for corneal infiltrative events with 30-night continuous wear of silicone hydrogel lenses. Eye & Contact Lens 2003;29(IS):S153-6.

13. Galentine PG, Cohen EJ, Laibson PR, Adams CP, Michaud R, Arentsen JJ. Corneal ulcers associated with contact lens wear. Arch Ophthalmol 1984;102:891-4.

14. Schein OD, Ormerod LD, Barraquer E, Alfonso E, Egan KM, Paton BG, Kenyon KR. Microbiology of contact lens-related keratitis. Cornea 1989;8:281-5.

15. Goldstein M, Kowalski R, Gordon Y. Emerging fluoroquinolone resistance in bacterial keratitis: a five-year review. Ophthalmol 1999;106:1313-8.

16. Chaudhry N, Flynn HJ, Murray T, Tabandeh H, Mello MJ, Miller D. Emerging ciprofloxacin-resistance Pseudomonas aeruginosa. Am J Ophthalmol 1999;128:509-10.

17. Kowalski R, Pandya A, Karenchak L, Romanowski E, Husted E, Ritterband D, Shah M, Gordon Y. An in vitro resistance study of levofloxacin, ciprofloxacin, and ofloxacin using keratitis isolates of Staphylococcus aureus and Pseudomonas aeruginosa. Ophthalmol 2001;108:1826-9.

18. Mather R, Karenchak L, Romanowski E, Kowalski R. Fourth generation fluoroquinolones: new weapons in the arsenal of ophthalmic antibiotics. Am J Ophthalmol 2002;133:463-6.

19. Morlet N, Daniell M. View 2: Empirical fluoroquinolone therapy is sufficient initial treatment. Br J Ophthalmol 2003;87:1169-72.

20. Cheng KH, Leung SL, Hoekman HW, Beekhuis WH, Mulder PG, Geerards AJ, Kijlstra A. Incidence of contact-lens associated microbial keratitis and its related morbidity. Lancet 1999;354:181-5.

21. Lam D, Houang E, Fan D, Lyon D, Seal D, Wong E, The Hong Kong Microbial Keratitis Study Group. Incidence and risk factors for microbial keratitis in Hong Kong: comparison with Europe and North America. Eye 2002;16:608-18.

22. Poggio EC, Glynn RJ, Schein OD, Seddon JM, Shannon MJ, Scardino VA, Kenyon KR. The incidence of ulcerative keratitis among users of daily-wear and extended-wear soft contact lenses. New Eng J Med 1989;321:779-83.

23. MacRae S, Herman C, Stulting R, Lippman R, Whipple D, Cohen E, Egan D, Wilkinson C, Scott C, Smith R. Corneal ulcer and adverse reaction rates in pre-market contact lens studies. Am J Ophthalmol 1991;111:457-65.