Contact Lens Spectrum

December 2006

Document #133




(p. 14) Prescribing for Astigmatism: Toric Silicone Hydrogels, By Timothy B. Edrington, OD, MS, FAAO, & Long D. Tran, OD, FAAO


  1. Eghbali F, Hsui EH, Eghbali K, Weissman BA. Oxygen transmissibility at various locations in hydrogel toric prism-ballasted contact lenses. Optometry and Vision Science 1996; Vol. 73, No. 3, pp 164-8.



(p. 20) Advanced Concepts in Fitting Contact Lenses, By Jeffrey Sonsino, OD, FAAO


  1. Szcotka LB, Barr JT, Zadnik K.  A summary of findings from the collaborative longitudinal evaluation of keratoconus (CLEK) study.  CLEK Study Group. Optometry 2001 Sep;72(9):574-84.
  2. Barr J. and Bennett E.S.  Using GPs to Manage Keratoconus.  Contact Lens Spectrum. October, 2004.
  3. Martin R,Rodriguez G.  Reverse geometry contact lens fitting after corneal refractive surgery.  J Refract Surg 2005, Vol 21(6); 753-6.
  4. Touzeau O,Borderie VM,Allouch C,Laroche L, Late changes in refraction, pachymetry, visual acuity, and corneal topography.  Cornea 2006; Vol 25(2):146-52.
  5. Gruenauer-Kloevekorn C,Kloevekorn-Fischer U,Duncker GI.  Contact lenses and special back surface design after penetrating keratoplasty Br J Ophthalmol 2005; 89:1601-1608.
  6. Javadi MA, Motlagh BF, Jafarinasab MR, Rabbanikhah Z, Anissian A, Souri H, Yazdani S.  Outcomes of penetrating keratoplasty in keratoconus.  Cornea 2005 Nov;24(8):941-6.
  7. Lagnado R, Rubinstein MP, Maharajan S, Dua.  Management options for the flat corneal graft.  Cont Lens Anterior Eye. 2004 Mar;27(1):27-31.
  8. Borish IM. Aphakia: perceptual and refractive problems of spectacle correction.
    J Am Optom Assoc. 1983 Aug;54(8):701-11.
  9. O'Connor MT, Vohr BR, Tucker R, Cashore W. Is retinopathy of prematurity increasing among infants less than 1250 g birth weight? J Perinatol. 2003 Dec;23(8):673-8.
  10. Ricci B. Refractive errors and ocular motility disorders in preterm babies with and without retinopathy of prematurity.  Ophthalmologica. 1999;213(5):295-9.
  11. Al-Ghamdi A, Albiani DA, Hodge WG, Clarke WN. Myopia and astigmatism in retinopathy of prematurity after treatment with cryotherapy or laser photocoagulation.
    Can J Ophthalmol. 2004 Aug;39(5):521-5.
  12. Vos JJ. On the cause of disability glare and its dependence on glare angle, age and ocular pigmentation.  Clin Exp Optom. 2003 Nov;86(6):363-70. Review.



(p. 30) Contact Lenses for Sports: A New Ball Game, David G. Kirschen, OD, PhD, & Daniel M. Laby, MD


  1. Laby D, Rosenbaum A, Kirschen D, Davidson J, Rosenbaum L, Strasser C, Mellman M The visual function of professional baseball players, Am J Ophthamol, 1996;122(10):476-485



(p. 34) FDA-reported Adverse Events by Lens Type, By Brian Chou, OD, FAAO


2.        Medical Devices: Early Warning of Problems is Hampered by Severe Underreporting. (GAO/PEMD-87-1, Dec 19, 1986)

3.        [1] “Device user facility” or “user facility” means a hospital, ambulatory surgical facility, nursing home, outpatient diagnostic facility, or outpatient treatment facility which is not a “physician’s office”.  Full definition available at:

4.        [1]

5.        [1]

  1. [1]

7.        [1]

  1. [1]

9.        [1]

10.     [1]

  1. [1] 

12.     [1]

  1. [1] Morgan P et al.  International contact lens prescribing in 2005.  Contact Lens Spectrum.  January 2006.
  2. [1] Morgan P et al.  International contact lens prescribing in 2005.  Contact Lens Spectrum.  January 2006.
  3. [1] HPR data, 2001 to 2005
  4. [1] Morgan P.  Is daily wear the principle use for silicone hydrogel materials?

17.     [1] HPR data, 2001 to 2005

  1. [1] Stapleton F, Stretton S, Papas E, et al. Silicone hydrogel contact lenses and the ocular surface. Ocul Surf. 2006 Jan:4(1):24-43
  2. .
  3. [1] Efron N, Morgan PB, Hill EA, et al. Incidence and morbidity of hospital-presenting corneal infiltrative events associated with contact lens wear. Clin Exp Optom. 2005 Jul;88(4):232-9.
  4. [1] Schein OD, McNally JJ, Katz J, et al.  The incidence of microbial keratitis among wearers of a 30-day silicone hydrogel extended-wear contact lens.  Ophthalmology, Dec 2005; 112(12):2172-9. 
  5. [1]Watt A, Swarbrick H.  MK in overnight orthokeratology: review of first 50 cases.  Eye Contact Lens 2005 Sep; 31(5): 201-208.
  6. [1] Hsiao CH, Lin HC, Chen YF, et al.  Infectious keratitis related to overnight orthokeratology.  Cornea 2005 Oct; 24(7): 783-788.
  7. [1] Tseng CH, Fong CF, Chen WL, et al.  Overnight orthokeratology associated MK.  Cornea 2005 Oct; 24(7): 778-782. 
  8. [1] Steinemann TL, Pinninti U, Szczotka LB, et al.  Ocular complications associated with the use of cosmetic contact lenses from unlicensed vendors.  Eye Contact Lens. 2003 Oct; 29(4):196-200.
  9. [1] B J Connell, A Tullo, P B Morgan, et al.  Pseudomonas aeruginosa microbial keratitis secondary to cosmetic colored contact lens wear.  Br J Ophthalmol. 2004 Dec; 88(12):1603-4.
  10. [1] Steinemann TL, Fletcher M, Bonny AE, et al.  Over-the-counter decorative contact lenses: Cosmetic or Medical Devices? A Case Series. Eye Contact Lens. 2005 Sep; 31(5):194-200.



(p. 41) Daily Wear Experience with Two Silicone Hydrogel Lenses, By D. Priya Janakiraman, OD, & Joseph M. Rappon, OD, MS, FAAO


1.         HPR New Fits Share Q1 2004– Q4 2005, Health Products Research®, an inVentiv Health Company.

2.         Young G, Veys J, Pritchard N, Coleman S. A multi-centre study of lapsed contact lens wearers. Ophthalmic Physiol Opt. 2002;22:516-527.

3.         Jalbert I, Sweeney DF, Holden BA. Patient satisfaction with daily disposable contact lens wear. Optom Vis Sci [AAO abstract]. 1999;76:s164.

4.         CIBA Vision data on file, 2004.

5.         Papas E. On the relationship between soft contact lens oxygen transmissibility and induced limbal hyperaemia. Exp Eye Res. 1998;67:125-131.

6.         Brennan NA, Efron N. Corneal oxygen consumption and hypoxia. In: Bennett, ES, Weissman, BA, eds. Clinical Contact Lens Practice. Philadelphia: Lippincott Williams & Wilkins; 2005: 41-65.

7.         Cavanagh HD. The effects of low- and hyper-Dk contact lenses on corneal epithelial homeostasis. Ophthalmol Clin N Am. 2003;16:311-325.

8.         Jones L, Senchyna M, Louie D, Schickler J. A comparative evaluation of lysozyme and lipid deposition on Etafilcon, Balafilcon and Lotrafilcon contact lens materials. Invest Ophthalmol Vis Sci [ARVO abstract]. 2001;42:s593. Poster 3186.

9.         Senchyna M, Jones L, Louie D, Forbes I, May C. Optimization of methodologies to characterize lysozyme deposition found on balafilcon and etafilcon contact lens materials. Invest Ophthalmol Vis Sci [ARVO abstract]. 2002;43:E-Abstract 3082.

10.       Gromacki S. Soft Contact Lens Deposition - Part 2. Contact Lens Spectrum. 2006;21(4):23.

11.       Henry, V., Lens Care and Patient Education, in Clinical Manual of Contact Lenses, E. Bennett and V. Henry, Editors. 2000, Lippincott Williams & Wilkins: Philadelphia.

12.       Franklin V, Tighe B, Tonge S. Contact Lens Care Part 4 - Contact lens deposition, discoloration and spoilation mechanisms.  Optician. 2001;222(5808):16-22.

13.       Porazinski A, Donshik P, Giant Papillary Conjunctivitis in Frequent Replacement Contact Lens Wearers: A Retrospective Study. CLAO. 1999;25:142-147.

14.       Tripathi R, Tripathi B, Ruben M. The Pathology of Soft Contact Lens Spoilage. Ophthalmology. 1980;87:365-380.

15.       Schnider C, Steffen R. A next-generation silicone hydrogel lens for daily wear. Part 2 - Clinical performance. The Optician. 2004;228:20-24.

16.       Nichols KK, Mitchell GL, Simon KMS, Chivers DA. Corneal Staining in Hydrogel Lens Wearers. Optom Vis Sci. 2002;79:20-30.

17.       Norn MS.  Micropunctate fluorescein vital staining of the cornea.  Acta Ophthalmol. 1970;48:108-118.




(p. 48) Corneal Assessment: A Review of Corneal and Conjunctival Stains, By Marjorie J. Rah, OD, PhD, FAAO


  1. Edrington TB, Schornack JA. Initial Evaluation. In: Bennett ES, Weissman BA, eds. Clinical Contact Lens Practice. Philadelphia: Lippincott Williams & Wilkins; 2005:197-213.
  2. Faulkner WJ, Varley GA. Corneal Diagnostic Techniques. In: Krachmer JH, Mannis MJ, Holland EJ, eds. Cornea. Second ed. Philadelphia: Elsevier Mosby; 2005:229-235.