Iqbal K. Ahmed, MD

Languages

  • English

Academic Information

  • Departments: Ophthalmology/Visual Sciences - Professor

Board Certification

  • American Board of Ophthalmology
  • Licentiate of the Medical Council of Canada
  • Royal College of Physicians and Surgeons of Canada (Ophthalmology) (RCPSC)

Education History

Type School Degree
Fellowship University of Utah School of Medicine, John A. Moran Eye Center
Glaucoma and Anterior Segment Surgery
Fellow
Residency University of Toronto
Ophthalmology
Resident
Internship University of Toronto
Medical and Surgical Internship
Intern
Professional Medical University of Toronto
Medicine
M.D.
Undergraduate McMaster University
Biology
B.S.

Global Impact

Education History

Type School Degree Country
Residency University of Toronto
Ophthalmology
Resident Canada
Professional Medical University of Toronto
Medicine
M.D. Canada
Undergraduate McMaster University
Biology
B.S. Canada

Selected Publications

Journal Article

  1. Mansour AM, Ahmed IIK, Charbaji AR, Mansour HA, El Jawhari KM (2021). Associations in corticocapsular adhesions. (Epub ahead of print) Eye (Lond).
  2. Saheb H, Donnenfeld ED, Solomon KD, Voskanyan L, Chang DF, Samuelson TW, Ahmed IIK, Katz LJ (2020). Five-Year Outcomes Prospective Study of Two First-Generation Trabecular Micro-Bypass Stents (iStent®) in Open-Angle Glaucoma. Curr Eye Res, 46(2), 224-231.
  3. Docherty G, Waldner D, Schlenker M, Crichton A, Ford B, Ahmed IIK, Gooi P (2020). Ab Interno Canaloplasty in Open-angle Glaucoma Patients Combined With In Vivo Trypan Blue Aqueous Venography. J Glaucoma, 29(12), e130-e134.
  4. Liu J, De Francesco T, Schlenker M, Ahmed II (2020). Icare Home Tonometer: A Review of Characteristics and Clinical Utility. Clin Ophthalmol, 14, 4031-4045.
  5. Swan RJ, Ferguson TJ, Shah M, Muir KW, Samuelson TW, Ahmed IIK, Lindstrom RL, Radcliffe NM, Berdahl JP (2020). Evaluation of the IOP-Lowering Effect of a Multi-Pressure Dial at Different Negative Pressure Settings. Transl Vis Sci Technol, 9(12), 19.
  6. Ahmed IIK, Rhee DJ, Jones J, Singh IP, Radcliffe N, Gazzard G, Samuelson TW, Ong J, Singh K, HORIZON Investigators (2020). Three-Year Findings of the HORIZON Trial: A Schlemm Canal Microstent for Pressure Reduction in Primary Open-Angle Glaucoma and Cataract. (Epub ahead of print) Ophthalmology.
  7. Durr GM, Schlenker MB, Samet S, Ahmed IIK (2020). One-year outcomes of stand-alone ab externo SIBS microshunt implantation in refractory glaucoma. (Epub ahead of print) Br J Ophthalmol.
  8. Nichani P, Popovic MM, Schlenker MB, Park J, Ahmed IIK (2020). Micro-Invasive Glaucoma Surgery: A Review of 3476 Eyes. (Epub ahead of print) Surv Ophthalmol.
  9. Schlenker MB, Minotti SC, Kabanovski A, Lim M, DSilva C, Ma J, Reid R, Ahmed IIK (2020). Catquest-9SF questionnaire and eCAPS: Validation in a Canadian population. PLoS ONE, 15(9), e0237788.
  10. Vera V, Gagne S, Myers JS, Ahmed IIK (2020). Surgical Approaches for Implanting Xen Gel Stent without Conjunctival Dissection. Clin Ophthalmol, 14, 2361-2371.
  11. Roa TM, Netland PA, Costa VP, Sarkisian SR Jr, Al-Aswad LA, Moster MR, Ahmed IIK (2020). Comparison of Silicone- and Porous-Plate Ahmed Glaucoma Valves. Med Devices (Auckl), 13, 213-221.
  12. Durr GM, Ahmed IIK (2020). Intraocular Lens Complications: Decentration, Uveitis-Glaucoma-Hyphema Syndrome, Opacification, and Refractive Surprises. (Epub ahead of print) Ophthalmology.
  13. Schlenker MB, Durr GM, Michaelov E, Ahmed IIK (2020). Intermediate Outcomes of a Novel Standalone Ab Externo SIBS Microshunt With Mitomycin C. Am J Ophthalmol, 215, 141-153.
  14. Durr GM, Tteberg-Harms M, Lewis R, Fea A, Marolo P, Ahmed IIK (2020). Current review of Excimer laser Trabeculostomy. Eye Vis (Lond), 7, 24.
  15. Lamba A, Pereira A, Varma D, Shahidi A, Smith D, Ahmed IIK (2019). Retrospective analysis on the visual outcomes and photic phenomena following bilateral extended depth of focus intraocular lens implants. Can J Ophthalmol, 55(2), 126-130.
  16. Sheybani A, Scott R, Samuelson TW, Kahook MY, Bettis DI, Ahmed IIK, Stephens JD, Kent D, Ferguson TJ, Herndon LW (2019). Open-Angle Glaucoma: Burden of Illness, Current Therapies, and the Management of Nocturnal IOP Variation. Ophthalmol Ther, 9(1), 1-14.
  17. Tan NYQ, Friedman DS, Stalmans I, Ahmed IIK, Sng CCA (2020). Glaucoma screening: where are we and where do we need to go? Curr Opin Ophthalmol, 31(2), 91-100.
  18. Mustafa M, Shoham-Hazon N, Reiss GR, Samuelson TW, Condon G, Ahmed IIK (2019). Neodymium Laser Treatment of IOP Rise Following Ex-Press Glaucoma Device Implantation: A Retrospective Review From 4 Institutions. J Glaucoma, 29(2), 92-96.
  19. Ahmed IIK, Fea A, Au L, Ang RE, Harasymowycz P, Jampel HD, Samuelson TW, Chang DF, Rhee DJ, COMPARE Investigators (2019). A Prospective Randomized Trial Comparing Hydrus and iStent Microinvasive Glaucoma Surgery Implants for Standalone Treatment of Open-Angle Glaucoma: The COMPARE Study. Ophthalmology, 127(1), 52-61.
  20. Kabanovski A, Hatch W, Chaudhary V, El-Defrawy S, Reid R, Ahmed IIK, Schlenker MB (2019). Validation and application of Catquest-9SF in various populations: A systematic review. Surv Ophthalmol, 65(3), 348-360.
  21. Ahmed IIK, Podbielski DW, Patel V, Falvey H, Murray J, Botteman M, Goeree R (2019). A Canadian Cost-Utility Analysis of 2 Trabecular Microbypass Stents at Time of Cataract Surgery in Patients with Mild to Moderate Open-Angle Glaucoma. Ophthalmol Glaucoma, 3(2), 103-113.
  22. Samet S, Ong JA, Ahmed IIK (2019). Hydrus microstent implantation for surgical management of glaucoma: a review of design, efficacy and safety. Eye Vis (Lond), 6, 32.
  23. Lenzhofer M, Kersten-Gomez I, Sheybani A, Gulamhusein H, Strohmaier C, Hohensinn M, Burkhard Dick H, Hitzl W, Eisenkopf L, Sedarous F, Ahmed II, Reitsamer HA (2019). Four-year results of a minimally invasive transscleral glaucoma gel stent implantation in a prospective multi-centre study. Clin Exp Ophthalmol, 47(5), 581-587.
  24. Sheybani A, Ahmed IIK (2019). Consultation Section: Glaucoma. July consultation #2. J Cataract Refract Surg, 45(7), 1047-1048.
  25. Thompson VM, Ferguson TJ, Ahmed IIK, Samuelson TW, Swan RJ, Ibach M, Berdahl JP (2019). Short-Term Safety Evaluation of a Multi-Pressure Dial: A Prospective, Open-label, Non-randomized Study. Ophthalmol Ther, 8(2), 279-287.
  26. Vera V, Sheybani A, Lindfield D, Stalmans I, Ahmed IIK (2019). Recommendations for the management of elevated intraocular pressure due to bleb fibrosis after XEN gel stent implantation. Clin Ophthalmol, 13, 685-694.
  27. Popovic M, Shareef S, Mura JJ, Valenzuela F, Gonzlez Martn-Moro J, Schlenker MB, Barton K, Muoz-Negrete F, Razeghinejad MR, Ahmed IIK (2018). Cyclodialysis cleft repair: A multi-centred, retrospective case series. Clin Exp Ophthalmol, 47(2), 201-211.
  28. Ianchulev T, Chang DF, Koo E, MacDonald S, Calvo E, Tyson FT, Vasquez A, Ahmed IIK (2018). Microinterventional endocapsular nucleus disassembly: novel technique and results of first-in-human randomised controlled study. Br J Ophthalmol, 103(2), 176-180.
  29. Ernest PH, Popovic M, Schlenker MB, Klumpp L, Ahmed IIK (2018). Higher Order Aberrations in Femtosecond Laser-Assisted Versus Manual Cataract Surgery: A Retrospective Cohort Study. J Refract Surg, 35(2), 102-108.
  30. Samuelson TW, Chang DF, Marquis R, Flowers B, Lim KS, Ahmed IIK, Jampel HD, Aung T, Crandall AS, Singh K, HORIZON Investigators (2018). A Schlemm Canal Microstent for Intraocular Pressure Reduction in Primary Open-Angle Glaucoma and Cataract: The HORIZON Study. Ophthalmology, 126(1), 29-37.
  31. Shute TS, Varma DK, Tam D, Klein T, Moinul P, Ahmed IIK, Sheybani A (2019). Seasonal Variation in the Incidence of Malignant Glaucoma after Cataract Surgery. J Ophthalmic Vis Res, 14(1), 32-37.
  32. Fechtner RD, Voskanyan L, Vold SD, Tetz M, Auffarth G, Masood I, Au L, Khouri AS, Ahmed IIK, Saheb H (2019). Five-Year, Prospective, Randomized, Multi-Surgeon Trial of Two Trabecular Bypass Stents versus Prostaglandin for Newly Diagnosed Open-Angle Glaucoma. Ophthalmol Glaucoma, 2(3), 156-166.
  33. Denis P, Hirnei C, Reddy KP, Kamarthy A, Calvo E, Hussain Z, Ahmed IIK (2019). A First-in-Human Study of the Efficacy and Safety of MINIject in Patients with Medically Uncontrolled Open-Angle Glaucoma (STAR-I). Ophthalmol Glaucoma, 2(5), 290-297.
  34. Ahmed SF, McDermott KC, Burge WK, Ahmed IIK, Varma DK, Liao YJ, Crandall AS, Khaderi SKR (2018). Visual function, digital behavior and the vision performance index. Clin Ophthalmol, 12, 2553-2561.
  35. Gallardo MJ, Supnet RA, Ahmed IIK (2018). Circumferential viscodilation of Schlemm's canal for open-angle glaucoma: ab-interno vs ab-externo canaloplasty with tensioning suture. Clin Ophthalmol, 12, 2493-2498.
  36. Gallardo MJ, Supnet RA, Ahmed IIK (2018). Viscodilation of Schlemm's canal for the reduction of IOP via an ab-interno approach. Clin Ophthalmol, 12, 2149-2155.
  37. Berk TA, Schlenker MB, Campos-Mller X, Pereira AM, Ahmed IIK (2018). Visual and Refractive Outcomes in Manual versus Femtosecond Laser-Assisted Cataract Surgery: A Single-Center Retrospective Cohort Analysis of 1838 Eyes. Ophthalmology, 125(8), 1172-1180.
  38. Kansal V, Schlenker M, Ahmed IIK (2018). Interocular Axial Length and Corneal Power Differences as Predictors of Postoperative Refractive Outcomes after Cataract Surgery. Ophthalmology, 125(7), 972-981.
  39. Muratov S, Podbielski DW, Kennedy K, Jack SM, Pemberton J, Ahmed IIK, Baltaziak M, Xie F (2018). Preference-based Glaucoma-specific Health-related Quality of Life Instrument: Development of the Health Utility for Glaucoma. J Glaucoma, 27(7), 585-591.
  40. Szigiato AA, Sandhu S, Ratnarajan G, Dorey MW, Ahmed IIK (2017). Surgeon perspectives on learning ab-interno gelatin microstent implantation. Can J Ophthalmol, 53(3), 246-251.
  41. Shah M, Campos-Mller X, Werner L, Mamalis N, Ahmed IIK (2018). Midterm failure of combined phacoemulsification with trabecular microbypass stenting: Clinicopathological analysis. J Cataract Refract Surg, 44(5), 654-657.
  42. Popovic M, Campos-Moller X, Saheb H, Ahmed IIK (2018). Efficacy and Adverse Event Profile of the iStent and iStent Inject Trabecular Micro-bypass for Open-angle Glaucoma: A Meta-analysis. Journal of Current Glaucoma Practice, 12(2), 67-84.
  43. Rai AS, Shoham-Hazon N, Christakis PG, Rai AS, Ahmed IIK (2017). Comparison of the Ahmed and Baerveldt glaucoma shunts with combined cataract extraction. Can J Ophthalmol, 53(2), 124-130.
  44. Myers JS, Masood I, Hornbeak DM, Belda JI, Auffarth G, Jnemann A, Giamporcaro JE, Martinez-de-la-Casa JM, Ahmed IIK, Voskanyan L, Katz LJ (2018). Prospective Evaluation of Two iStent® Trabecular Stents, One iStent Supra® Suprachoroidal Stent, and Postoperative Prostaglandin in Refractory Glaucoma: 4-year Outcomes. Adv Ther, 35(3), 395-407.
  45. Baltaziak M, Chew HF, Podbielski DW, Ahmed IIK (2017). Glaucoma after corneal replacement. Surv Ophthalmol, 63(2), 135-148.
  46. Popovic M, Schlenker MB, Campos-Mller X, Pereira A, Ahmed IIK (2017). Wang-Koch formula for optimization of intraocular lens power calculation: Evaluation at a Canadian center. J Cataract Refract Surg, 44(1), 17-22.
  47. Schlenker MB, Gulamhusein H, Conrad-Hengerer I, Somers A, Lenzhofer M, Stalmans I, Reitsamer H, Hengerer FH, Ahmed IIK (2018). Standalone Ab Interno Gelatin Stent versus Trabeculectomy: Postoperative Interventions, Visual Outcomes, and Visits. Ophthalmol Glaucoma, 1(3), 189-196.
  48. Schlenker MB, Gulamhusein H, Conrad-Hengerer I, Somers A, Lenzhofer M, Stalmans I, Reitsamer H, Hengerer FH, Ahmed IIK (2017). Efficacy, Safety, and Risk Factors for Failure of Standalone Ab Interno Gelatin Microstent Implantation versus Standalone Trabeculectomy. Ophthalmology, 124(11), 1579-1588.
  49. Joksimovic L, Koucheki R, Popovic M, Ahmed Y, Schlenker MB, Ahmed IIK (2017). Risk of bias assessment of randomised controlled trials in high-impact ophthalmology journals and general medical journals: a systematic review. Br J Ophthalmol, 101(10), 1309-1314.
  50. Berk TA, An JA, Ahmed IIK (2017). Inadvertent Cyclodialysis Cleft and Hypotony Following Ab-Interno Trabeculotomy Using the Trabectome Device Requiring Surgical Repair. J Glaucoma, 26(8), 742-746.
  51. Varma DK, Kletke SN, Rai AS, Ahmed IIK (2017). Proportion of undetected narrow angles or angle closure in cataract surgery referrals. Can J Ophthalmol, 52(4), 366-372.
  52. Varma DK, Simpson SM, Rai AS, Ahmed IIK (2017). Undetected angle closure in patients with a diagnosis of open-angle glaucoma. Can J Ophthalmol, 52(4), 373-378.
  53. Szigiato AA, Schlenker MB, Ahmed IIK (2016). Population-based analysis of intraocular lens exchange and repositioning. J Cataract Refract Surg, 43(6), 754-760.
  54. Christakis PG, Zhang D, Budenz DL, Barton K, Tsai JC, Ahmed IIK, ABC-AVB Study Groups (2017). Five-Year Pooled Data Analysis of the Ahmed Baerveldt Comparison Study and the Ahmed Versus Baerveldt Study. Am J Ophthalmol, 176, 118-126.
  55. Mednick ZD, Varma DK, Campos-Mller X, Ahmed IIK (2017). Refractive predictability of a 3-piece intraocular lens platform versus its 1-piece counterpart. Can J Ophthalmol, 52(2), 146-149.
  56. Chang DF, Donnenfeld ED, Katz LJ, Voskanyan L, Ahmed II, Samuelson TW, Giamporcaro JE, Hornbeak DM, Solomon KD (2017). Efficacy of two trabecular micro-bypass stents combined with topical travoprost in open-angle glaucoma not controlled on two preoperative medications: 3-year follow-up. Clin Ophthalmol, 11, 523-528.
  57. Fea AM, Ahmed II, Lavia C, Mittica P, Consolandi G, Motolese I, Pignata G, Motolese E, Rolle T, Frezzotti P (2016). Hydrus microstent compared to selective laser trabeculoplasty in primary open angle glaucoma: one year results. Clin Exp Ophthalmol, 45(2), 120-127.
  58. Conlon R, Saheb H, Ahmed II (2016). Glaucoma treatment trends: a review. Can J Ophthalmol, 52(1), 114-124.
  59. Szigiato AA, Schlenker M, Ahmed II (2017). Bleb Morphology After Needling With Viscoelastic of an Ab Interno Microstent Assessed by Optical Coherence Tomography. JAMA Ophthalmol, 135(1), e164668.
  60. Popovic M, Ahmed IIK, DiGiovanni J, Shields CL (2017). Radiotherapeutic and surgical management of iris melanoma: A review. Surv Ophthalmol, 62(3), 302-311.
  61. Murillo JC, Galor A, Wu MC, Kye NK, Wong J, Ahmed IO, Joag M, Shalabi N, Lahners W, Dubovy S, Karp CL (2016). Intracorneal and Intraocular Invasion of Ocular Surface Squamous Neoplasia after Intraocular Surgery: Report of Two Cases and Review of the Literature. Ocul Oncol Pathol, 3(1), 66-72.
  62. Vold SD, Voskanyan L, Tetz M, Auffarth G, Masood I, Au L, Ahmed II, Saheb H (2016). Newly Diagnosed Primary Open-Angle Glaucoma Randomized to 2 Trabecular Bypass Stents or Prostaglandin: Outcomes Through 36 Months. Ophthalmol Ther, 5(2), 161-172.
  63. Muratov S, Podbielski DW, Jack SM, Ahmed II, Mitchell LA, Baltaziak M, Xie F (2016). Preference-based disease-specific health-related quality of life instrument for glaucoma: a mixed methods study protocol. BMJ Open, 6(11), e012732.
  64. Vold S, Ahmed II, Craven ER, Mattox C, Stamper R, Packer M, Brown RH, Ianchulev T, CyPass Study Group (2016). Two-Year COMPASS Trial Results: Supraciliary Microstenting with Phacoemulsification in Patients with Open-Angle Glaucoma and Cataracts. Ophthalmology, 123(10), 2103-12.
  65. Popovic M, Campos-Mller X, Schlenker MB, Ahmed II (2016). Efficacy and Safety of Femtosecond Laser-Assisted Cataract Surgery Compared with Manual Cataract Surgery: A Meta-Analysis of 14 567 Eyes. Ophthalmology, 123(10), 2113-26.
  66. Christakis PG, Kalenak JW, Tsai JC, Zurakowski D, Kammer JA, Harasymowycz PJ, Mura JJ, Cantor LB, Ahmed II (2016). The Ahmed Versus Baerveldt Study: Five-Year Treatment Outcomes. Ophthalmology, 123(10), 2093-102.
  67. Mansour AM, Ahmed II, Eadie B, Chelala E, Saade JS, Slade SG, Mearza AA, Parmar D, Ghabra M, Luk S, Kelly A, Kaufman SC (2015). Iritis, glaucoma and corneal decompensation associated with BrightOcular cosmetic iris implant. Br J Ophthalmol, 100(8), 1098-101.
  68. Sheybani A, Dick HB, Ahmed II (2015). Early Clinical Results of a Novel Ab Interno Gel Stent for the Surgical Treatment of Open-angle Glaucoma. J Glaucoma, 25(7), e691-6.
  69. Shute TS, Dietrich UM, Baker JF, Carmichael KP, Wustenberg W, Ahmed II, Sheybani A (2016). Biocompatibility of a Novel Microfistula Implant in Nonprimate Mammals for the Surgical Treatment of Glaucoma. Invest Ophthalmol Vis Sci, 57(8), 3594-600.
  70. Ahmed I (2014). When A Surgeon Should Retire? J Coll Physicians Surg Pak, 26(5), 424-9.
  71. Hoeh H, Vold SD, Ahmed IK, Anton A, Rau M, Singh K, Chang DF, Shingleton BJ, Ianchulev T (2014). Initial Clinical Experience With the CyPass Micro-Stent: Safety and Surgical Outcomes of a Novel Supraciliary Microstent. J Glaucoma, 25(1), 106-12.
  72. Shah M, Law G, Ahmed II (2015). Glaucoma and cataract surgery: two roads merging into one. Curr Opin Ophthalmol, 27(1), 51-7.
  73. Wang JC, Campos-Mller X, Shah M, Sheybani A, Ahmed II (2015). Effect of endocyclophotocoagulation on refractive outcomes in angle-closure eyes after phacoemulsification and posterior chamber intraocular lens implantation. J Cataract Refract Surg, 42(1), 132-7.
  74. Ahmed II (2016). January consultation #2. J Cataract Refract Surg, 42(1), 173-4; discussion 178-9.
  75. Donnenfeld ED, Solomon KD, Voskanyan L, Chang DF, Samuelson TW, Ahmed II, Katz LJ (2015). A prospective 3-year follow-up trial of implantation of two trabecular microbypass stents in open-angle glaucoma. Clin Ophthalmol, 9, 2057-65.
  76. Singh H, Wang JC, Desjardins DC, Baig K, Gagn S, Ahmed II (2015). Refractive outcomes in nanophthalmic eyes after phacoemulsification and implantation of a high-refractive-power foldable intraocular lens. J Cataract Refract Surg, 41(11), 2394-402.
  77. Singh H, Modabber M, Safran SG, Ahmed II (2014). Laser iridotomy to treat uveitis-glaucoma-hyphema syndrome secondary to reverse pupillary block in sulcus-placed intraocular lenses: Case series. J Cataract Refract Surg, 41(10), 2215-23.
  78. Singh H, Kwan SL, Tam D, Mamalis N, MacLean K, Ahmed II (2015). Fracture and dislocation of a glass intraocular lens optic as a complication of neodymium:YAG laser posterior capsulotomy: Case report and literature review. J Cataract Refract Surg, 41(10), 2323-8.
  79. Sheybani A, Lenzhofer M, Hohensinn M, Reitsamer H, Ahmed II (2015). Phacoemulsification combined with a new ab interno gel stent to treat open-angle glaucoma: Pilot study. J Cataract Refract Surg, 41(9), 1905-9.
  80. McAlister CN, Ahmed IIK (2015). Noninsured services provided with insured cataract surgery in Canada: ensuring transparent and fair treatment for patients. CMAJ, 187(11), 813-816.
  81. Grierson I, Saheb H, Kahook MY, Johnstone MA, Ahmed II, Schieber AT, Toris CB (2013). A Novel Schlemm's Canal Scaffold: Histologic Observations. J Glaucoma, 24(6), 460-8.
  82. Khan M, Saheb H, Neelakantan A, Fellman R, Vest Z, Harasymowycz P, Ahmed II (2014). Efficacy and safety of combined cataract surgery with 2 trabecular microbypass stents versus ab interno trabeculotomy. J Cataract Refract Surg, 41(8), 1716-24.
  83. Sheybani A, Reitsamer H, Ahmed II (2015). Fluid Dynamics of a Novel Micro-Fistula Implant for the Surgical Treatment of Glaucoma. Invest Ophthalmol Vis Sci, 56(8), 4789-95.
  84. Garca-Feijoo J, Rau M, Grisanti S, Grisanti S, Hh H, Erb C, Guguchkova P, Ahmed I, Grabner G, Reitsamer H, Shaarawy T, Ianchulev T (2015). Supraciliary Micro-stent Implantation for Open-Angle Glaucoma Failing Topical Therapy: 1-Year Results of a Multicenter Study. Am J Ophthalmol, 159(6), 1075-1081.e1.
  85. Arjmand P, Chan TY, Ahmed II (2015). Transscleral suture fixation following recurrent toric intraocular lens rotation. J Cataract Refract Surg, 41(5), 912-7.
  86. Leung VC, Singh H, Ahmed II (2014). Inter-eye differences in patients with pseudoexfoliation syndrome presenting with intraocular lens dislocation. Ophthalmology, 122(3), 480-5.
  87. Berk TA, Tam DY, Werner L, Mamalis N, Ahmed II (2015). Electron microscopic evaluation of a gold glaucoma micro shunt after explantation. J Cataract Refract Surg, 41(3), 674-80.
  88. Arjmand P, Gooi P, Ahmed II (2013). Surgical technique for explantation of cosmetic anterior chamber iris implants. J Cataract Refract Surg, 41(1), 18-22.
  89. Ahmed II, Sheybani A (2014). December consultation #2. J Cataract Refract Surg, 41(1), 240-1; discussion 246.
  90. Teichman JC, Baig K, Ahmed II (2014). Simple technique to measure toric intraocular lens alignment and stability using a smartphone. J Cataract Refract Surg, 40(12), 1949-52.
  91. Varma DK, Belovay GW, Tam DY, Ahmed II (2014). Malignant glaucoma after cataract surgery. J Cataract Refract Surg, 40(11), 1843-9.
  92. Gooi P, Teichman JC, Ahmed II (2014). Sutureless intrascleral fixation of a custom-tailored iris prosthesis with an intraocular lens. J Cataract Refract Surg, 40(11), 1759-63.
  93. McAlister CN, Ahmed II (2014). Anterior capsular snap: new sign of zonular dehiscence and instability. J Cataract Refract Surg, 40(10), 1740-2.
  94. Ahmed II, Katz LJ, Chang DF, Donnenfeld ED, Solomon KD, Voskanyan L, Samuelson TW (2014). Prospective evaluation of microinvasive glaucoma surgery with trabecular microbypass stents and prostaglandin in open-angle glaucoma. J Cataract Refract Surg, 40(8), 1295-300.
  95. Gooi P, Ahmed Y, Ahmed II (2013). Use of a microscope-mounted wide-angle point of view camera to record optimal hand position in ocular surgery. J Cataract Refract Surg, 40(7), 1071-4.
  96. Micieli JA, Zurakowski D, Ahmed II (2013). Impact of visors on eye and orbital injuries in the National Hockey League. Can J Ophthalmol, 49(3), 243-8.
  97. Vera V, Naqi A, Belovay GW, Varma DK, Ahmed II (2014). Dysphotopsia after temporal versus superior laser peripheral iridotomy: a prospective randomized paired eye trial. Am J Ophthalmol, 157(5), 929-35.
  98. Hays CL, Gulati V, Fan S, Samuelson TW, Ahmed II, Toris CB (2014). Improvement in outflow facility by two novel microinvasive glaucoma surgery implants. Invest Ophthalmol Vis Sci, 55(3), 1893-900.
  99. Netland PA, Sarkisian SR Jr, Moster MR, Ahmed II, Condon G, Salim S, Sherwood MB, Siegfried CJ (2013). Randomized, prospective, comparative trial of EX-PRESS glaucoma filtration device versus trabeculectomy (XVT study). Am J Ophthalmol, 157(2), 433-440.e3.
  100. Johnstone MA, Saheb H, Ahmed II, Samuelson TW, Schieber AT, Toris CB (2013). Effects of a Schlemm canal scaffold on collector channel ostia in human anterior segments. Exp Eye Res, 119, 70-6.
  101. Saheb H, Ianchulev T, Ahmed II (2013). Optical coherence tomography of the suprachoroid after CyPass Micro-Stent implantation for the treatment of open-angle glaucoma. Br J Ophthalmol, 98(1), 19-23.
  102. Christakis PG, Tsai JC, Kalenak JW, Zurakowski D, Cantor LB, Kammer JA, Ahmed II (2013). The Ahmed versus Baerveldt study: three-year treatment outcomes. Ophthalmology, 120(11), 2232-40.
  103. Tam DY, Barnebey HS, Ahmed II (2013). Nd: YAG laser goniopuncture: indications and procedure. J Glaucoma, 22(8), 620-5.
  104. Grierson I, Saheb H, Kahook MY, Johnstone MA, Ahmed II, Schieber AT, Toris CB (2013). A Novel Schlemm's Canal Scaffold: Histologic Observations. J Glaucoma.
  105. Gulati V, Fan S, Hays CL, Samuelson TW, Ahmed II, Toris CB (2013). A novel 8-mm Schlemm's canal scaffold reduces outflow resistance in a human anterior segment perfusion model. Invest Ophthalmol Vis Sci, 54(3), 1698-704.
  106. Hoeh H, Ahmed II, Grisanti S, Grisanti S, Grabner G, Nguyen QH, Rau M, Yoo S, Ianchulev T (2012). Early postoperative safety and surgical outcomes after implantation of a suprachoroidal micro-stent for the treatment of open-angle glaucoma concomitant with cataract surgery. J Cataract Refract Surg, 39(3), 431-7.
  107. Belovay GW, Naqi A, Chan BJ, Rateb M, Ahmed II (2012). Using multiple trabecular micro-bypass stents in cataract patients to treat open-angle glaucoma. J Cataract Refract Surg, 38(11), 1911-7.
  108. Camras LJ, Yuan F, Fan S, Samuelson TW, Ahmed IK, Schieber AT, Toris CB (2012). A novel Schlemm's Canal scaffold increases outflow facility in a human anterior segment perfusion model. Invest Ophthalmol Vis Sci, 53(10), 6115-21.
  109. Katz LJ, Steinmann WC, Kabir A, Molineaux J, Wizov SS, Marcellino G, Ahmed IK, SLTMed Study Group (2011). Selective laser trabeculoplasty versus medical therapy as initial treatment of glaucoma: a prospective, randomized trial. J Glaucoma, 21(7), 460-8.
  110. Buys YM, Gaspo R, Kwok K, Ahmed IK, Canadian Glaucoma Risk Factor Study Group (2011). Referral source, symptoms, and severity at diagnosis of ocular hypertension or open-angle glaucoma in various practices. Can J Ophthalmol, 47(3), 217-22.
  111. Rai AS, Varma DK, Ahmed II (2012). Suture fixation of iris-claw intraocular lens. J Cataract Refract Surg, 38(5), 743-5.
  112. Gooi P, Ahmed IK (2012). Review of presbyopic IOLs: multifocal and accommodating IOLs. Int Ophthalmol Clin, 52(2), 41-50.
  113. Teichman JC, Vold SD, Ahmed II (2012). Top 5 pearls for implanting premium IOLs in patients with glaucoma. Int Ophthalmol Clin, 52(2), 65-71.
  114. Saheb H, Ahmed II (2012). Micro-invasive glaucoma surgery: current perspectives and future directions. Curr Opin Ophthalmol, 23(2), 96-104.
  115. Buys YM, Harasymowycz P, Gaspo R, Kwok K, Hutnik CM, Blondeau P, Birt CM, Piemontesi RL, Gould LF, Lesk MR, Ahmed IK (2011). Comparison of newly diagnosed ocular hypertension and open-angle glaucoma: ocular variables, risk factors, and disease severity. J Ophthalmol, 2012, 757106.
  116. Christakis PG, Kalenak JW, Zurakowski D, Tsai JC, Kammer JA, Harasymowycz PJ, Ahmed II (2011). The Ahmed Versus Baerveldt study: one-year treatment outcomes. Ophthalmology, 118(11), 2180-9.
  117. Christakis PG, Tsai JC, Zurakowski D, Kalenak JW, Cantor LB, Ahmed II (2011). The Ahmed Versus Baerveldt study: design, baseline patient characteristics, and intraoperative complications. Ophthalmology, 118(11), 2172-9.
  118. Tam DY, Ahmed II (2010). The phaco hemi-flip: a method of lens removal in nuclei of soft to moderate density. Ophthalmic Surg Lasers Imaging, 42(2), 170-4.
  119. Miller G, Tam DY, Ahmed II (2010). Late bleb leak management with trabeculectomy shutdown, Baerveldt glaucoma device implantation, and titratable tube lumen size. J Glaucoma, 20(1), 51-6.
  120. Ahmed II, Hasanee K, Belovay GW (2010). The SuperCrescent diamond knife: an innovative blade for glaucoma surgery. J Glaucoma, 19(8), 501-3.
  121. Birt CM, Buys YM, Ahmed II, Trope GE, Toronto Area Glaucoma Society (2010). Prostaglandin efficacy and safety study undertaken by race (the PRESSURE study). J Glaucoma, 19(7), 460-7.
  122. Shoham N, Belovay GW, Ahmed II (2010). Glaucoma considerations in corneal surgery. Int Ophthalmol Clin, 50(3), 1-23.
  123. Varma DK, Shaikh VM, Hillson TR, Ahmed II (2009). Migration of retained broken chopper tip after phacoemulsification. J Cataract Refract Surg, 36(5), 857-60.
  124. Ahmed II, Rocha G, Slomovic AR, Climenhaga H, Gohill J, Grgoire A, Ma J, Canadian Toric Study Group (2009). Visual function and patient experience after bilateral implantation of toric intraocular lenses. J Cataract Refract Surg, 36(4), 609-16.
  125. Teichman JC, Ahmed II (2009). Intraocular lens choices for patients with glaucoma. Curr Opin Ophthalmol, 21(2), 135-43.
  126. Mura JJ, Pavlin CJ, Condon GP, Belovay GW, Kranemann CF, Ishikawa H, Ahmed II (2009). Ultrasound biomicroscopic analysis of iris-sutured foldable posterior chamber intraocular lenses. Am J Ophthalmol, 149(2), 245-252.e2.
  127. Belovay GW, Varma DK, Ahmed II (2009). Cataract surgery in pseudoexfoliation syndrome. Curr Opin Ophthalmol, 21(1), 25-34.
  128. Shingleton BJ, Crandall AS, Ahmed II (2009). Pseudoexfoliation and the cataract surgeon: preoperative, intraoperative, and postoperative issues related to intraocular pressure, cataract, and intraocular lenses. J Cataract Refract Surg, 35(6), 1101-20.
  129. Ishida K, Ahmed II, Netland PA (2009). Ahmed glaucoma valve surgical outcomes in eyes with and without silicone oil endotamponade. J Glaucoma, 18(4), 325-30.
  130. Pavlin CJ, Vsquez LM, Lee R, Simpson ER, Ahmed II (2008). Anterior segment optical coherence tomography and ultrasound biomicroscopy in the imaging of anterior segment tumors. Am J Ophthalmol, 147(2), 214-219.e2.
  131. Condon GP, Masket S, Kranemann C, Crandall AS, Ahmed II (2005). Small-incision iris fixation of foldable intraocular lenses in the absence of capsule support. Ophthalmology, 114(7), 1311-8.
  132. Hasanee K, Ahmed II (2006). Capsular tension rings: update on endocapsular support devices. Ophthalmol Clin North Am, 19(4), 507-19.
  133. Ishida K, Netland PA, Costa VP, Shiroma L, Khan B, Ahmed II (2005). Comparison of polypropylene and silicone Ahmed Glaucoma Valves. Ophthalmology, 113(8), 1320-6.
  134. Hasanee K, Butler M, Ahmed II (2006). Capsular tension rings and related devices: current concepts. Curr Opin Ophthalmol, 17(1), 31-41.
  135. Chan CC, Crandall AS, Ahmed II (2005). Ab externo scleral suture loop fixation for posterior chamber intraocular lens decentration: clinical results. J Cataract Refract Surg, 32(1), 121-8.
  136. Tello CA, Ahmed II, Khaw PT (2005). Failed trabeculectomy. J Glaucoma, 14(6), 511-4.
  137. Ahmed II, Chen SH, Kranemann C, Wong DT (2005). Surgical repositioning of dislocated capsular tension rings. Ophthalmology, 112(10), 1725-33.
  138. Goldsmith JA, Ahmed IK, Crandall AS (2005). Nonpenetrating glaucoma surgery. Ophthalmol Clin North Am, 18(3), 443-60, vii.
  139. Ahmed II, Cionni RJ, Kranemann C, Crandall AS (2005). Optimal timing of capsular tension ring implantation: Miyake-Apple video analysis. J Cataract Refract Surg, 31(9), 1809-13.
  140. Harasymowycz PJ, Papamatheakis DG, Ahmed I, Assalian A, Lesk M, Al-Zafiri Y, Kranemann C, Hutnik C (2005). Phacoemulsification and goniosynechialysis in the management of unresponsive primary angle closure. J Glaucoma, 14(3), 186-9.
  141. Ahmed II, Feldman F, Kucharczyk W, Trope GE (2002). Neuroradiologic screening in normal-pressure glaucoma: study results and literature review. J Glaucoma, 11(4), 279-86.
  142. Zabriskie NA, Ahmed II, Crandall AS, Daines B, Burns TA, Patel BC (2002). A comparison of topical and retrobulbar anesthesia for trabeculectomy. J Glaucoma, 11(4), 306-14.
  143. Ahmed II, Zabriskie NA, Crandall AS, Burns TA, Alder SC, Patel BC (2002). Topical versus retrobulbar anesthesia for combined phacotrabeculectomy: prospective randomized study. J Cataract Refract Surg, 28(4), 631-8.
  144. Ahmed II, Kranemann C, Chipman M, Malam F (2002). Revisiting early postoperative follow-up after phacoemulsification. J Cataract Refract Surg, 28(1), 100-8.
  145. Ahmed II, Breslin CW (2001). Role of the bandage soft contact lens in the postoperative laser in situ keratomileusis patient. J Cataract Refract Surg, 27(12), 1932-6.
  146. Ahmed II, Crandall AS (2001). Ab externo scleral fixation of the Cionni modified capsular tension ring. J Cataract Refract Surg, 27(7), 977-81.

Conference Proceedings

  1. Behki R, Damji KF, Crichton A, Ahmed IK, CCT workshop participants (2007). Canadian perspectives in glaucoma management: the role of central corneal thickness. Can J Ophthalmol, England, 42(1), 66-74.
  2. Damji KF, Behki R, Wang L, Ahmed IK, Target IOP Workshop participants (2003). Canadian perspectives in glaucoma management: setting target intraocular pressure range. Can J Ophthalmol, England, 38(3), 189-97.

Editorial

  1. Ahmed IIK, Hill WE, Arshinoff SA (2020). Bilateral Same-Day Cataract Surgery: An Idea Whose Time Has Come #COVID-19. Ophthalmology, 128(1), 13-14.
  2. Ahmed IIK, Durr GM (2019). Goniosynechialysis … to Release or Not to Release? That Is Not the Question. Ophthalmol Glaucoma, 2(5), 277-279.
  3. Mansour AM, Antonios RS, Ahmed II (2016). Central cortical cleanup and zonular deficiency. Clin Ophthalmol, 10, 1919-1923.
  4. Ahmed II (2015). MIGS and the FDA: What's in a Name? Ophthalmology, 122(9), 1737-9.
  5. Slomovic AR, Rocha G, Ahmed II (2012). Advanced technology intraocular lasers (IOLs) in cataract surgery. Preface. Int Ophthalmol Clin, 52(2), xv-xvi.

Letter

  1. Ma J, Kherani IN, Ahmed IIK, Schlenker MB (2020). Re: Kaba et al.: The effectiveness and safety of micropulse cyclophotocoagulation in the treatment of ocular hypertension and glaucoma (Ophthalmology Glaucoma. 2020;3:181-189). [Letter to the editor]. Ophthalmol Glaucoma, 4(1), e2-e3.
  2. Kansal V, Schlenker M, Ahmed IIK (2019). Gender does not appear to play a role in biometry prediction error and intra-ocular lens power calculation: In response to: 'Gender differences in biometry prediction error and intra-ocular lens power calculation formula' - Behnig et al., 2014 (Acta Ophthalmologica). [Letter to the editor]. Acta Ophthalmol, 97(7), e1028-e1030.
  3. Popovic M, Shareef S, Mura JJ, Valenzuela F, Martn-Moro JG, Schlenker MB, Barton K, Muoz-Negrete F, Razeghinejad MR, Ahmed IIK (2018). Cyclodialysis cleft repair: A multi-centred, retrospective case series-Response. [Letter to the editor]. Clin Exp Ophthalmol, 47(2), 304-308.
  4. Szigiato AA, Schlenker MB, Devenyi R, Ahmed IIK (2017). Hypotony secondary to perforation by scleral buckle. [Letter to the editor]. Can J Ophthalmol, 53(4), e156-e158.
  5. Belovay GW, Vera V, Varma DK, Ahmed IIK (2017). Re: Srinivasan et al.: Comparison of new visual disturbances after superior versus nasal/temporal laser peripheral iridotomy: a prospective randomized trial (Ophthalmology. 2018;125:345-351). [Letter to the editor]. Ophthalmology, 125(5), e36.
  6. Schlenker MB, Gulamhusein H, Conrad-Hengerer I, Somers A, Lenzhofer M, Stalmans I, Reitsamer H, Hengerer FH, Ahmed IIK (2017). Reply. [Letter to the editor]. Ophthalmology, 125(4), e26.
  7. Schlenker MB, Gulamhusein H, Conrad-Hengerer I, Somers A, Lenzhofer M, Stalmans I, Reitsamer H, Hengerer FH, Ahmed IIK (2017). Reply. [Letter to the editor]. Ophthalmology, 125(2), e17-e18.
  8. Szigiato AA, Schlenker MB, Ahmed IIK (2017). Reply: Population-based analysis of intraocular lens exchange and repositioning. [Letter to the editor]. J Cataract Refract Surg, 43(11), 1484-1485.
  9. Popovic M, Campos-Mller X, Schlenker MB, Ahmed IIK (2016). Reply. [Letter to the editor]. Ophthalmology, 124(5), e48-e49.
  10. Singh H, Safran SG, Ahmed II (2016). Laser iridotomy for pseudophakic reverse pupillary block in patients with pupillary optic capture after sulcus-placed intraocular lenses. [Letter to the editor]. J Cataract Refract Surg, 43(2), 299.
  11. Isenberg J, Sheybani A, Ahmed II (2016). Advancing the Economic Assessment of Microinvasive Glaucoma Surgery. [Letter to the editor]. J Glaucoma, 25(7), e721-2.
  12. Ilyas F, Singh H, Anand N, Ahmed II (2015). Intraocular pressure rise in the course of peginterferon alpha-2a, ribavirin, and boceprevir therapy for hepatitis C. [Letter to the editor]. Can J Ophthalmol, 50(6), e112-4.
  13. Vera V, Ahmed II (2014). Reply: To PMID 24531024. [Letter to the editor]. Am J Ophthalmol, 158(4), 850.
  14. Habeeb SY, Varma DK, Ahmed II (2011). Oblique illumination and trypan blue to enhance visualization through corneal scars in cataract surgery. [Letter to the editor]. Can J Ophthalmol, 46(6), 555-6.
  15. Teichman JC, Sher JH, Ahmed II (2011). From iPhone to eyePhone: a technique for photodocumentation. [Letter to the editor]. Can J Ophthalmol, 46(3), 284-6.
  16. Varma D, Ahmed II (2009). Chopper and side-port incision leakage. [Letter to the editor]. J Cataract Refract Surg, 36(2), 362; author reply 362-3.
  17. Belovay G, Ahmed II (2009). Black iris-claw intraocular lens for cosmesis. [Letter to the editor]. J Cataract Refract Surg, 36(2), 367.
  18. Ahmed II, Abadir A (2006). Spontaneous IOL-CTR dislocation. [Letter to the editor]. J Cataract Refract Surg, 33(2), 176; author reply 176.
  19. Ahmed IK (2005). Trabeculectomy versus viscocanalostomy for primary open-angle glaucoma. [Letter to the editor]. J Cataract Refract Surg, 31(10), 1852; author reply 1852-3.
  20. Ahmed II, Crandall AS (2005). In-the-bag intraocular lens dislocation. [Letter to the editor]. Am J Ophthalmol, 139(5), 952-3; author reply 953-4.
  21. Ahmed II, Shaarawy T (2004). Viscocanalostomy versus trabeculectomy. [Letter to the editor]. Ophthalmology, 111(5), 1066-7; author reply 1067.
  22. Shaarawy T, Ahmed II (2003). Deep sclerectomy in refractory congenital glaucoma. [Letter to the editor]. Ophthalmology, 110(9), 1858-9; author reply1859.
  23. Ahmed II, Kranemann C (2003). Trabeculectomy augmented with antimetabolites with a viscocanalostomy technique for the management of open angle glaucoma. [Letter to the editor]. Br J Ophthalmol, 87(3), 374-5.
  24. Ahmed II, Crandall AS (2002). Viscocanalostomy vs trabeculetomy. [Letter to the editor]. Ophthalmology, 109(3), 411-2.

Other

  1. Vold SD, Voskanyan L, Tetz M, Auffarth G, Masood I, Au L, Ahmed II, Saheb H (2016). Erratum to: Newly Diagnosed Primary Open-Angle Glaucoma Randomized to 2 Trabecular Bypass Stents or Prostaglandin: Outcomes Through 36 Months. Ophthalmol Ther (5(2), p. 173). England.