Contact Lens Spectrum

October 2013
Document #215

(p. 18) CL Design & Materials - Which is Better? Selecting GP Contact Lens Materials
By Neil Pence, OD, FAAO, &Florencia J. Yeh, OD

12013 Contact Lenses & Solutions Summary pages 24-25.

(p. 18) Dry Eye Dx and Tx – Omega Essential Fatty Acids: Friend or Foe?
By William Townsend, OD, FAAO

  1. Korb D.R. Tear film-contact lens interactions. Adv Exp Med Biol. 1994;350:403-10.
  2. Olenik A. A randomized, double-masked study to evaluate the effect of omega-3 fatty acids supplementation in meibomian gland dysfunction. Clin Interv Aging. 2013;8:1133-8.
  3. Lemp MA, et al. Distribution of aqueous-deficient and evaporative dry eye in a clinic-based patient cohort: a retrospective study. Cornea. 2012 May;31(5):472-8
  4. Nichols KK et al. International Workshop on Meibomian Gland Dysfunction: Executive Summary. Invest. Ophthalmol. Vis. Sci. March 30, 2011 vol. 52 no. 4
  5. Pinna A, Piccinini P, Carta F. Effect of oral linoleic and gamma-linolenic acid on meibomian gland dysfunction. Cornea. 2007 Apr;26(3):260-4.
  6. Aslam T, et al. Micronutrients in age-related macular degeneration. Ophthalmologica. 2013;229(2):75-9.
  7. SanGiovanni JP, Chew EY. The role of omega-3 long-chain polyunsaturated fatty acids in health and disease of the retina. Prog Retin Eye Res. 2005 Jan;24(1):87-138.
  8. Mozaffarian D, Wu JH. Omega-3 fatty acids and cardiovascular disease: effects on risk factors, molecular pathways, and clinical J Am Coll Cardiol. 2011 Nov 8;58(20):2047-67.
  9. Turgeon J, et al. Fish oil-enriched diet protects against ischemia by improving angiogenesis, endothelial progenitor cell function and postnatal neovascularization. Atherosclerosis. 2013 Aug;229(2):295-303.
  10. Furhman M. Recent Study Implicates Omega-3 Fatty Acids in Prostate Cancer: Is This Reliable Information? accessed 9-15-1013
  11. Brasky TM, et al. Plasma Phospholipid Fatty Acids and Prostate Cancer Risk in the SELECT Trial. J Natl Cancer Inst. 2013 Aug 7;105(15):1132-1141.
  12. Klein EA. et al. SELECT: the next prostate cancer prevention trial. J Urol. 2001 Oct;166(4):1311-5.
  13. SELECT: The Next Prostate Cancer Prevention Trial. J Urol. 2001 Oct;166(4):1311-5
  14. Chau ME. The relevance of serum levels of long chain omega-3 polyunsaturated fatty acids and prostate cancer risk: A meta-analysis. Can Urol Assoc J 2013;7(5-6):e333-43.
  15. Dewailly E, Mulvad G, Sloth Pedersen H, et al: Inuit are protected against prostate cancer. Cancer Epidemiol Biomarkers Prev 2003;12:926-927.
  16. Kobayashi M, Sasaki S, Hamada GS, et al: Serum n-3 fatty acids, fish consumption and cancer mortality in six Japanese populations in Japan and Brazil. Jpn J Cancer Res 1999;90:914-921.
  17. Szymanski KM, Wheeler DC, Mucci LA. Fish consumption and prostate cancer risk: a review and meta-analysis. Am J Clin Nutr. 2010 Nov;92(5):1223-33.

(p. 19) Contact Lens Care & Compliance - Removing Filmy Deposits From Scleral Lenses
By Michael A. Ward, MMSc, FAAO

  1. Ward, MA Recommendations for GP Scleral Lens Care. CL Spectrum 3/1/2009
  2. Gromacki, SJ, & Ward, MA Understanding Contemporary Contact Lens Care Products ? CLSpectrum June, 2013

(p. 20) GP Annual Report 2013
By Edward S. Bennett, OD, MSEd, FAAO

  1. Nichols JJ. Contact lenses 2011. Contact Lens Spectrum 2012;27(1).

  2. Nichols JJ. Contact lenses 2012. Contact Lens Spectrum 2013;28(1).

  3. Efron N, Morgan PB, Woods CA and International Contact Lens Prescribing Survey Consortium. Optom Vis Sci 2013;90(2):113-118.

  4. Morgan PB, Chu BS, Bendoriene J, et al. International contact lens prescribing in 2012. Contact Lens Spectrum 2013;28(1).

  5. Woo SL, Michaud L, Bennett ES. Correction of low to moderate astigmatism with large diameter rigid gas permeable lenses vs. soft: a clinical study. Presented at the Global Lens Specialty Lens Symposium, January, 2013, Las Vegas, NV.

  6. Messer B, Barnett M. The developing roles of scleral lenses in today’s society. EyeWitness 2013;1591):5-12.

  7. Woo SL. Multifocal scleral lens options. AOA CLCS Newsletter, June, 2013.

  8. Bennett ES, Henry VA. Contemporary multifocal contact lens primer. Contact Lens Spectrum 2012;27(2).

  9. Bennett ES. A report from the 2013 GSLS meeting. Contact Lens Spectrum 2013;28(4).

  10. Holden B. Global Specialty Lens Symposium Award of Excellence lecture. Presented at the Global Lens Specialty Lens Symposium, January, 2013, Las Vegas, NV.

  11. Charm J, Cho P. High myopia - partial reduction Ortho-k: a 2-year randomized study. Optom Vis Sci 2013;90(6):530-539.

  12. Santodomingo J, et al. Myopia control with orthokeratology contact lenses in Spain: a comparison of vision-related quality of life measures between orthokeratology contact lenses and single vision spectacles. Eye and Contact Lens 2013;39(2):153-157.

  13. Scoggins P. Personal Communication. July, 2013.

(p. 32) Large-Diameter Lenses: the Future of GPs?
By Langis Michaud, OD, MSc, FAAO(Dipl), FBCLA

  1. Bailey MD, Walline JJ, Mitchell GL, Zadnik K. Visual acuity in contact lens wearers. Optom Vis Sci. 2001 Oct;78(10):726-31.
  2. 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 Jul 17;354(9174):181-5.
  3. Gill FR, Murphy PJ, Purslow C. A survey of UK practitioner attitudes to the fitting of rigid gas permeable lenses. Ophthalmic Physiol Opt. 2010 Nov;30(6):731-9. doi: 10.1111/j.1475-1313.2010.00790.x.
  4. Segal O, Barkana Y, Hourovitz D, Behrman S, Kamun Y, Avni I, Zadok D. Scleral contact lenses may help where other modalities fail.Cornea. 2003 May;22(4):308-10.
  5. Alipour F, Kheirkhah A, Jabarvand Behrouz M. Use of mini scleral contact lenses in moderate to severe dry eye. Cont Lens Anterior Eye. 2012 Dec;35(6):272-6. doi: 10.1016/j.clae.2012.07.006. Epub 2012 Aug 17.
  6. Michaud L. Bennett, E. Reeder, R. Morgan B et al. Clinical evaluation of a large diameter rigid-gas permeable lens for the correction of refractive astigmatism. American Academy of Optometry-2012 Phoenix. E-abstract 125085
  7. Van der Worp, E. A guide to scleral lenses fitting. 2010. Download from
  8. DeNayer, G. Today’s scleral lenses. Review of Optometry. June 2012

  9. Caroline PJ. Barnett M. Chang C. Jedlicka J. Manczak H. Michaud L. Sindt C. Managing the Top 10 Large Diameter Lens complications. General Session #3. Global Contact Lens Symposium. Las Vegas, January 2013.
  10. Jacobs DS. Update on scleral lenses. Curr Opin Ophthalmol. 2008 Jul;19(4):298-301. doi: 10.1097/ICU.0b013e328302cc4f.
  11. Meier D (1992) Das cornea-skleral-profil – ein kriterium individueller kontaktlinsenanpassung. Die Kontaktlinse; 10, 4-11
  12. Visser ES, Visser R, van Lier HJ, Otten HM. Modern scleral lenses part II: patient satisfaction. Eye Contact Lens. 2007 Jan;33(1):21-5.
  13. Laflamme S. Levasseur J. Michaud L. Étude de la variation d’épaisseur de la couche lacrymale sous une lentille de grand diamètre avec la technique de tomographe par cohérence optique. 10th Scientific Symposium -Écoled’optométrie de l’Université de Montréal. Poster presented March 2013.
  14. Visionary Optics. Europa contact lens fitting guide. 2013.
  15. Rathi VM, Mandathara PS, Vaddavalli PK, Srikanth D, Sangwan VS.Fluid filled scleral contact lens in pediatric patients: challenges and outcome. Cont Lens Anterior Eye. 2012 Aug;35(4):189-92. doi: 10.1016/j.clae.2012.03.001. Epub 2012 Mar 28.
  16. Michaud L, van der Worp E, Brazeau D, Warde R, Giasson CJ. Predicting estimates of oxygen transmissibility for scleral lenses. Cont Lens Anterior Eye. 2012 Dec;35(6):266-71.

(p. 40) The Developing Role of Scleral Lenses in Today’s Society
By Melissa Barnett, OD, FAAO, & Brooke Messer, OD

  1. Weyns M, Koppen C, Tassignon MJ. Scleral contact lenses as an alternative to tarsorrhaphy for the long-term management of combined exposure and neurotrophic keratopathy. Cornea. 2013 Mar;32(3):359-61.

  2. Grey F, Carley F, Biswas S, Tromans C. Scleral contact lens management of bilateral exposure and neurotrophic keratopathy. Cont Lens Anterior Eye. 2012 Dec;35(6):288-91.

  3. Rathi VM, Mandathara PS, Vaddavalli PK, Srikanth D, Sangwan VS. Fluid filled scleral contact lens in pediatric patients: challenges and outcome. Cont Lens Anterior Eye. 2012 Aug;35(4):189-92.

  4. Rosenthal P, Croteau A. Fluid-ventilated, gas-permeable scleral contact lens is an effective option for managing severe ocular surface disease and many corneal disorders that would otherwise require penetrating keratoplasty. Eye Contact Lens. 2005 May;31(3):130-4.

  5. Visser E, Visser R, Van Lier H. Advantages of Toric Scleral Lenses. Optometry and Vision Science. 2006;83(4):233-236.

  6. Schornack M, Patel S. Relationship between corneal topographic indices and scleral lens base curve. Eye and Contact Lens. 2010;36(6):330-333.

  7. van der Worp E. A Guide to Scleral Lens Fitting [monograph online]. Scleral Lens Education

  8. Society; 2010. Available from:

  9. Potter, Roxanna. Toric and Multifocal Scleral Lens Options. Contact Lens Spectrum. February 2012.

  10. DeNaeyer, Gregory. Today’s Scleral Lens. Review of Optometry. June 2012.

  11. Bennett, Edward and Henry, Vinita Allee. Contemporary Multifocal Contact Lens Primer. Contact Lens Spectrum. February 2012.

(p. 52) Treatment Plan – The Future of High Performance Visual Acuity
By Leo Semes, OD, FAAO

  1. Accessed June 14, 2013.
  2. Hoshina K, Tagami Y, Mimura O, Edagawa H, Matsubara M, Nakayama T. A study of static, kinetic, and dynamic visual acuity in 102 Japanese professional baseball players. Clin Ophthalmol. 2013;7:627-32.
  3. Classé JG, Semes LP, Daum KM, et al. Association between visual reaction time and batting, fielding, and earned run averages among players of the Southern Baseball League. J Am Optom Assoc. 1997;68:43-9.
  4. Marrington SA, Horswill MS, Wood JM. The effect of simulated cataracts on drivers’ hazard perception ability. Optom Vis Sci. 2008;85:1121-7.
  5. Goto E, Ishida R, Kaido M, Dogru M, Matsumoto Y, Kojima T, Tsubota K. Optical aberrations and visual disturbances associated with dry eye. Ocul Surf. 2006;4:207-13.
  6. Zimmerman AB, Lust KL, Bullimore MA. Visual Acuity and Contrast Sensitivity Testing for Sports Vision. Eye Contact Lens. 2011 Mar 3. [Epub ahead of print]

End Document #215