Contact Lens Spectrum

February 2010

Document #171





(p. 12) Point/Counterpoint: Rub Versus No Rub


Point: For Current Care Systems, Rub and Rinse is the Best Options, By Timothy T. McMahon, OD, FAAO


Joslin CE, Tu EY, McMahon TT, et al. Epidemiological characteristics of a Chicago-area Acanthamoeba keratitis outbreak. Am J Ophthalmol 2006;142(2):212-7.


Chang DC, Grant GB, O'Donnell K, et al. Multistate outbreak of Fusarium keratitis associated with use of a contact lens solution. JAMA 2006;296(8):953-63.


Zhang S, Ahearn DG, Noble-Wang JA, et al. Growth and survival of Fusarium solani-F. oxysporum complex on stressed multipurpose contact lens care solution films on plastic surfaces in situ and in vitro. Cornea 2006;25(10):1210-6.


Joslin CE, Tu EY, Shoff ME, et al. The association of contact lens solution use and Acanthamoeba keratitis. Am J Ophthalmol 2007;144(2):169-80.


Levy B, Heiler D, Norton S. Report on testing from an investigation of fusarium keratitis in contact lens wearers. Eye Contact Lens 2006;32(6):256-61.


Hiti K, Walochnik J, Faschinger C, et al. One- and two-step hydrogen peroxide contact lens disinfection solutions against Acanthamoeba: how effective are they? Eye 2005;19(12):1301-5.


Borazjani RN, Kilvington S. Effect of a multipurpose contact lens solution on the survival and binding of Acanthamoeba species on contact lenses examined with a no-rub regimen. Eye Contact Lens 2005;31(1):39-45.


Hiti K, Walochnik J, Maria Haller-Schober E, et al. Efficacy of contact lens storage solutions against different acanthamoeba strains. Cornea 2006;25(4):423-7.


Claydon BE, Efron N. Non-compliance in contact lens wear. Ophthalmic Physiol Opt 1994;14(4):356-64.


Cancrini G, Iori A, Mancino R. Acanthamoeba adherence to contact lenses, removal by rinsing procedures, and survival to some ophthalmic products. Parassitologia 1998;40(3):275-8.


Awwad ST, Petroll WM, McCulley JP, Cavanagh HD. Updates in Acanthamoeba keratitis. Eye Contact Lens 2007;33(1):1-8.


Beattie TK, Tomlinson A, McFadyen AK, et al. Enhanced attachment of acanthamoeba to extended-wear silicone hydrogel contact lenses: a new risk factor for infection? Ophthalmology 2003;110(4):765-71.


Beattie TK, Tomlinson A, McFadyen AK. Attachment of Acanthamoeba to first- and second-generation silicone hydrogel contact lenses. Ophthalmology 2006;113(1):117-25.


Ahearn DG, Simmons RB, Zhang S, et al. Attachment to and penetration of conventional and silicone hydrogel contact lenses by Fusarium solani and Ulocladium sp. in vitro. Cornea (in press).


Rosenthal RA, Henry CL, Schlech BA. Contribution of regimen steps to disinfection of hydrophilic contact lenses. Cont Lens Anterior Eye 2004;27(3):149-56.


Counterpoint: Questioning the Clinical Benefit of Rubbing Contact Lenses, By Arthur B. Epstein, OD, FAAO


1.             Mok KH, Cheung RW, Wong BK, Yip KK, Lee VW. Effectiveness of no-rub contact lens cleaning on protein removal: a pilot study. Optom Vis Sci. 2004;81(6):468-70.

2.             Cho P, Cheng SY, Chan WY, Yip WK. Soft contact lens cleaning: rub or no-rub? Ophthalmic Physiol Opt. 2009 Jan;29(1):49-57.

3.             Pucker AD, Nichols JJ. Impact of a rinse step on protein removal from silicone hydrogel contact lenses. Optom Vis Sci. 2009 Aug;86(8):943-7.

4.                 Stiegemeier MJ, Cedrone R, Evans D, et, al.  Clinical performance of 'no rub' multi-purpose solutions.  Cont Lens Anterior Eye. 2004 Jun;27(2):65-74.

5.                 Butcko V, McMahon TT, Joslin CE, Jones L. Microbial keratitis and the role of rub and rinsing. Eye Contact Lens. 2007;33(6 Pt 2):421-3; discussion 424-5.

6.                 Chang DC, Grant GB, O'Donnell K, et. al. Multistate outbreak of Fusarium keratitis associated with use of a contact lens solution. JAMA. 2006;296(8):953-63.

7.                 Verani JR, Lorick SA, Yoder JS, et. al.; Acanthamoeba Keratitis Investigation Team. National outbreak of Acanthamoeba keratitis associated with use of a contact lens solution, United States. Emerg Infect Dis. 2009;15(8):1236-42.



(p. 18) GP Insights: A Closer Look at GP Comfort, By Edward S. Bennett, OD, MSEd


1. Bennett ES, Smythe J, Henry VA,, et al.  The effect of topical anesthetic

use on initial patient satisfaction and overall success with rigid gas

permeable contact lenses.  Optom Vis Sci  1998;75(11):800-805.



(p. 19) Dry Eye Dx and Tx: Incontinence and Dry Eye, By Katherine M. Mastrota, MS, OD, FAAO


1. Leslee L. Subak, M.D., Rena Wing, Ph.D., Delia Smith West, Ph.D. et al. Weight loss to treat urinary incontinence in overweight and obese women. The New England Journal of Medicine. 2009;360:481-490.


(p. 22) New Technology in Contact Lens Practice, By Eef van der Worp, BOptom, PhD, FAAO, FIACLE, FBCLA


1.      Koh S, Maeda N, Hamano T, Hirohara Y, Mihashi T, Hori Y, Hosohata J, Fujikado T, Tano Y. Effect of internal lubricating agents of disposable soft contact lenses on higher-order aberrations after blinking. Eye Contact Lens. 2008 Mar;34(2):100-5.

2.      Nakagawa T, Maeda N, Kosaki R, Hori Y, Inoue T, Saika M, Mihashi T, Fujikado T, Tano Y. Higher-order aberrations due to the posterior corneal surface in patients with keratoconus. Invest Ophthalmol Vis Sci. 2009 Jun;50(6):2660-5.

3.      Van der Worp E, De Brabander J, Jongsma F. Book Chapter: Corneal Topography. In: Bennett ES, Henry VA, eds. Clinical Manual of Contact Lenses, 3rd ed. Philadelphia: Lippincott Williams & Wilkins 2009:48-78

4.      Visser ES, Visser R, Van Lier HJ. Advantages of toric scleral lenses. Optom Vis Sci 2006;83:233-6.

5.      Walline JJ, Rah MJ, Jones LA. The Children's Overnight Orthokeratology Investigation (COOKI) pilot study. Optom Vis Sci 2004;81:407-13.

6.      Szczotka LB, Roberts C, Herderick EE, Mahmoud A. Quantitative descriptors of corneal topography that influence soft toric contact lens fitting. Cornea 2002;21:249-55.



(p. 36) A Rational Approach to Fitting Multifocal Lenses, By Robert L. Davis, OD, FAAO, & S. Barry Eiden, OD, FAAO


[1] Contact lens council. New survey finds more education on contact lenses and lens care will help consumers see 20/20 PR newswire 2007 August 15.

2  Carroll M, LaHiff J.  Overcoming the presbyopia problem.  Contact Lens Spectrum  2009;24(11):33-35.

3   Data on file with SynergEyes laboratories

4   Andre M, Davis J, Caroline P.  A new approach in fitting soft contact lenses.  Eyewitness 2001:1-5.

5 Caroline P, Andre M.  The effects of corneal diameter on soft lens fitting.   Contact Lens Spectrum  2002  17(4).

6  Caroline P, Andre M.  Old multifocal technology with exciting new results.   Contact Lens Spectrum  2007;22(2):56 

7 Personal Communication - EyeVis Eye and Vision Research Clinical Evaluation of Recessed Lens Technologies in Multifocal Contact Lens Systems

8  Woods J, Woods C, Fonn D.  Early symptomatic presbyopes – What correction modality works best?  Eye & Contact Lens: Science & Clinical Practice  2009;35(5): 221-226.

9 Papas EB, Decenzo-Verbeten T, Fonn D, et al. Utility of short-term evaluation of presbyopic contact lens performance. Eye Contact Lens 2009;35:144-148.




(p. 51 Pediatric and Teen CL Care, By Pauline Cho, PhD, FAAO, FBCLA, & Sin Wan Cheung, MPhil, FAAO


1. Ruben M, Brown N, Lobascher D, Chason J, Morris J. Clinical manifestrations secondary to soft lens wear. Br J Ophthalmol 1976;60:529-531

2. Holden BA, Sweeney DF, Swarbrick H, Vannas A, Nillsson KT, Efron N. The vascular response to long-term extended contact lens wear. Clin Exp Optom 1986;69:112-119.

3. Efron N. Vascular response of the cornea to contact lens wear. J Am Optom Assoc. 1987;58:836-846.

4. 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;78:147-151

5. Dumbleton K. Adverse events with silicone hydrogel continuous wear. Cont Lens Anterior Eye. 2002;25:137-146

1.   6. Papas E. Corneal vascularisation and contact lenses. Arch Soc Esp Oftalmol. 2006;81:309-312.