1- Nassiri N, poster presenter. “The Effect of Macular Photocoagulation on Visual Field among Patients with Diabetic Macular Edema” 15^th Asia-Pacific Vitreo-Retina Society Congress, Taipei, November 2022.

2- Nassiri N, poster presenter. “Central Corneal Thickness in Highly Myopic Eyes: Inter-device Agreement of Ultrasonic Pachymetry, Pentacam and Orbscan II Before and After Photorefractive Keratectomy” 15^th Asia-Pacific Vitreo-Retina Society Congress, Taipei, November 2022.

3- Nassiri N, free paper presenter. “Is post-trabeculectomy serous choroidal detachment a risk factor for failure in the long term” 15^th Asia-Pacific Vitreo-Retina Society Congress, Taipei, November 2022.

4- Nassiri N, poster presenter. “Is post-trabeculectomy serous choroidal detachment a risk factor for failure in the long term”. 26^th Winter Congress of the European Society of Cataract and Refractive Surgery, Held Virtually, Feb.2022.

5- Nassiri N, poster presenter. “Pretreatment with frequent topical betamethasone in Ahmed glaucoma valve implantation”. 26^th Winter Congress of the European Society of Cataract and Refractive Surgery, Held Virtually, Feb.2022.

6- Nassiri N, poster presenter. “Evaluation of Asymptomatic Cardiac Disease in Patients with Ocular Pseudoexfoliation.”. 26^th Winter Congress of the European Society of Cataract and Refractive Surgery, Held Virtually, Feb.2022.

7- Nassiri N, poster presenter. “Comparing the Clinical Outcome of Trans-Photorefractive Keratectomy and Traditional Photorefractive Keratectomy in Correction of Moderate Myopia: A Randomized Clinical Trial”. 26^th Winter Congress of the European Society of Cataract and Refractive Surgery, Held Virtually, Feb.2022.

8- Nassiri N, poster presenter. “Comparative study of changes of corneal curvatures and uncorrected distance visual acuity prior to and after corneal collagen crosslinking: 1-year results”. 26^th Winter Congress of the European Society of Cataract and Refractive Surgery, Held Virtually, Feb.2022.

9- Nassiri N, poster presenter. “Visual Acuity, Endothelial Cell Density and Polymegathism after Iris-Fixated Lens Implantation”. 26^th Winter Congress of the European Society of Cataract and Refractive Surgery, Held Virtually, Feb.2022.

10- Nassiri N, poster presenter. “Short, Intermediate and Long Term Results of Ahmed Glaucoma Valve Implantation”. 26^th Winter Congress of the European Society of Cataract and Refractive Surgery, Held Virtually, Feb.2022.

11- Nassiri N, poster presenter. “Anterior segment characteristics in normal and keratoconus eyes evaluated with a combined Scheimpflug/Placido imaging device”. 6^th Asia Pacific Tele-Ophthalmology Society, Held Virtually, August. 2021.

12- Nassiri N, poster presenter. “Visual Acuity, Endothelial Cell Density and Polymegathism after Iris-Fixated Lens Implantation”. 6^th Asia Pacific Tele-Ophthalmology Society, Held Virtually, August. 2021.

13- Nassiri N, poster presenter. “The Effect of Topical Betamethasone Eye Drops on Postoperative Haze among Patients Undergoing Corneal Collagen Cross-Linking: a Randomized, Double Blind Placebo Controlled Study”. 6^th Asia Pacific Tele-Ophthalmology Society, Held Virtually, August. 2021.

14- Nassiri N, poster presenter. “Screening for MIR184 Mutations in Iranian Patients with Keratoconus”. 6^th Asia Pacific Tele-Ophthalmology Society, Held Virtually, August. 2021.

15-  Nassiri N, poster presenter. “Is post-trabeculectomy serous choroidal detachment a risk factor for failure in the long term.” 6^th Asia Pacific Tele-Ophthalmology Society, Held Virtually, August. 2021.

16- Nassiri N, poster presenter. “Partial versus Full Thickness Limbal Relaxing Incisions during Phacoemulsification for Treatment of with-the-rule Astigmatism in Senile Cataract”. 6^th Asia Pacific Tele-Ophthalmology Society, Held Virtually, August. 2021.

17- Nassiri N, poster presenter. “Central Corneal Thickness in Highly Myopic Eyes: Inter-device Agreement of Ultrasonic Pachymetry, Pentacam and Orbscan II Before and After Photorefractive Keratectomy”. 6^th Asia Pacific Tele-Ophthalmology Society, Held Virtually, August. 2021.

18- Nassiri N, poster presenter. “Comparative Assessment of Tear Function Tests, Tear Osmolarity, and Conjunctival Impression Cytology between Patients with Pterygium and Healthy Eyes”. 6^th Asia Pacific Tele-Ophthalmology Society, Held Virtually, August. 2021.

19- Nassiri N, poster presenter. “Short, Intermediate and Long Term Results of Ahmed Glaucoma Valve Implantation”. 6^th Asia Pacific Tele-Ophthalmology Society, Held Virtually, August. 2021.

20- Nassiri N, video presenter. “A new method for nucleus extraction in complicated phacoemulsification as well as extracapsular and intracapsular cataract extraction”. Congress of the American Society of Cataract and Refractive Surgery, Las Vegas, May. 2021.

21- Nassiri N, poster presenter. “Comparison of Postoperative Haze in Photorefractive Keratectomy among Patients with low Myopia and Ablation Depth of Less than 70 Micron with and Without Mitomycin C Application”. Congress of the American Society of Cataract and Refractive Surgery, Las Vegas, May. 2021.

22- Nassiri N, poster presenter. “Comparison of Postoperative Haze in Photorefractive Keratectomy among Patients with low Myopia and Ablation Depth of Less than 70 Micron with and Without Mitomycin C Application”. Annual Meeting of American Academy of Ophthalmology (AAO), Held Virtually, Nov. 2020.

23-  Nassiri N, video presenter. “A new method for nucleus extraction in complicated phacoemulsification as well as extracapsular and intracapsular cataract extraction”. 38^th Congress of the European Society of Cataract and Refractive Surgery, Held Virtually, Oct.2020.

24- Nassiri N, poster presenter. “Comparative assessment of tear function tests, tear osmolarity, and conjunctival impression cytology between patients with pterygium and healthy eyes”. 38^th Congress of the European Society of Cataract and Refractive Surgery, Held Virtually, Oct.2020.

25- Nassiri N, free paper presenter. “The effect of topical betamethasone eye drops on postoperative haze among patients undergoing corneal collagen cross-linking: a randomized, double blind placebo controlled study”. 38^th Congress of the European Society of Cataract and Refractive Surgery, Held Virtually, Oct.2020.

26- Nassiri N, free paper presenter. “Comparison of postoperative haze in photorefractive keratectomy among patients with low myopia and ablation depth of less than 70 micron with and without mitomycin C application”. 38^th Congress of the European Society of Cataract and Refractive Surgery, Held Virtually, Oct.2020.

27- Nassiri N, free paper presenter. “Comparison of tear function osmolarity and conjunctival impression cytology between eyes with pterygium and healthy eyes”. World Ophthalmology Congress, South Africa, June 2020.

28- Nassiri N, poster presenter. “The Effect of Topical Betamethasone Eye Drops on Postoperative Haze among Patients Undergoing Corneal Collagen Cross-Linking”. World Ophthalmology Congress, South Africa. June 2020.

29- Nassiri N, poster presenter. “Visual acuity, endothelial cell density and polymegathism after iris-fixated lens implantation”. World Ophthalmology Congress, South Africa. June. 2020.

30- Nassiri N, poster presenter. “Anterior segment characteristics in normal and keratoconus eyes evaluated with a combined Scheimpflug/Placido imaging device”. World Ophthalmology Congress, South Africa. June 2020.

31- Nassiri N, poster presenter. “Comparison of Keratometric Findings in Keratoconus Eyes Treated with Corneal Collagen Cross-Linking with and without Corticosteroid Eye Drop” Congress of the American Society of Cataract and Refractive Surgery, Held Virtually, May. 2020.

32- Nassiri N, poster presenter. “Anterior Segment Characteristics in Normal and Keratoconus Eyes Evaluated with a Combined Scheimpflug/Placido Corneal Imaging Device” Congress of the American Society of Cataract and Refractive Surgery, Held Virtually, May. 2020.

33-  Nassiri N, poster presenter. “Comparative assessment of tear function tests, tear osmolarity, and conjunctival impression cytology between patients with pterygium and healthy eyes”. 24th Winter Congress of the European Society of Cataract and Refractive Surgery, Marrakesh, Feb. 2020.

34- Nassiri N, poster presenter. “Comparison of Keratometric Findings in Keratoconus Eyes Treated with Corneal Collagen Cross-Linking with and without Corticosteroid Eye Drop”. 24^th Winter Congress of the European Society of Cataract and Refractive Surgery, Marrakesh, Feb. 2020.

35- Nassiri N, poster presenter. “Comparative Assessment of Tear Function Tests, Tear Osmolarity, and Conjunctival Impression Cytology between Patients with Pterygium and Healthy Eyes”. 1^th Asia Pacific Ocular Imaging Society Meeting, Singapore, Jan. 2020.

36- Nassiri N, poster presenter. “Corneal endothelial cell changes after Ahmed valve and Molteno glaucoma implants”. 1^th Asia Pacific Ocular Imaging Society Meeting, Singapore Jan. 2020.

37- Nassiri N, poster presenter. “Corneal endothelial cell injury induced by mitomycin-C in photorefractive keratectomy: nonrandomized controlled trial”. 1^th Asia Pacific Ocular Imaging Society Meeting, Singapore, Jan. 2020.

38- Nassiri N, poster presenter. “Finite element analysis of blunt foreign body impact on the cornea after PRK and LASIK”. 1^th Asia Pacific Ocular Imaging Society Meeting, Singapore, Jan. 2020.

39- Nassiri N, poster presenter. “Immediate vs delayed sequential cataract surgery: a comparative study”. 1^th Asia Pacific Ocular Imaging Society Meeting, Singapore, Jan. 2020.

40- Nassiri N, poster presenter. “Orthoptic Changes following Photorefractive Keratectomy”. 1^th Asia Pacific Ocular Imaging Society Meeting, Singapore, Jan. 2020.

41- Nassiri N, poster presenter. “Posterior corneal elevation changes after photorefractive keratectomy”. 1^th Asia Pacific Ocular Imaging Society Meeting, Singapore, Jan. 2020.

42- Nassiri N, poster presenter. “Anterior segment characteristics in normal and keratoconus eyes evaluated with combined Scheimpflug/Placido corneal imaging device” 1^th Asia Pacific Ocular Imaging Society Meeting, Singapore, Jan.  2020.

43- Nassiri N, free paper presenter. “Central Corneal Thickness in Highly Myopic Eyes: Inter-device Agreement of Ultrasonic Pachymetry Pentacam and Orbscan II Before and After Photorefractive Keratectomy”. 34^th Congress of the Asia-Pacific Academy of Ophthalmology, Bangkok, March. 2019.

44-  Nassiri N, poster presenter. “Visual Acuity, Endothelial Cell Density and Polymegathism after Iris-Fixated Lens Implantation”. 34^th Congress of the Asia-Pacific Academy of Ophthalmology, Bangkok, March. 2019.

45-  Nassiri N, poster presenter. “Alcohol-assisted Debridement in PRK with Intraoperative Mitomycin C”. 34^th Congress of the Asia-Pacific Academy of Ophthalmology, Bangkok, March. 2019.

46- Nassiri N, poster presenter. “Visual outcome and contrast sensitivity after photorefractive keratectomy in low to moderate myopia: Wavefront-optimized versus conventional methods”. 34^th Congress of the Asia Pacific Academy of Ophthalmology, Bangkok, March. 2019.

47-  Nassiri N, poster presenter. “Vitamin B12 Deficiency as a Cause of Neurotrophic Keratopathy”. 34^th Congress of the Asia Pacific Academy of Ophthalmology, Bangkok, March. 2019.

48-  Nassiri N, poster presenter. “Screening for MIR184 Mutations in Iranian Patients with Keratoconus”. 34^th Congress of the Asia Pacific Academy of Ophthalmology, Bangkok, March. 2019.

49- Nassiri N, poster presenter. “Refractive Outcomes, Contrast Sensitivity, HOAs, and Patient Satisfaction in Moderate Myopia: Wavefront-Optimized Versus Tissue-Saving PRK”. 34^th Congress of the Asia Pacific Academy of Ophthalmology, Bangkok, March. 2019.

50-  Nassiri N, poster presenter. “Tetracaine-Assisted Debridement in PRK with Intraoperative Mitomycin-C”. 34^th Congress of the Asia-Pacific Academy of Ophthalmology, Bangkok, March. 2019. 

51- Nassiri NN, poster presenter. “Screening for MIR184 Mutations in Iranian Patients with Keratoconus” 36^th Congress of the European Society of Cataract and Refractive Surgery, Vienna, Sep. 2018.

52- Nassiri N, poster presenter. “Comparative study of changes of corneal curvatures and uncorrected distance visual acuity prior to and after corneal collagen crosslinking: 1-year results”. 36^th Congress of the European Society of Cataract and Refractive Surgery, Vienna, Sep. 2018.

53- Nasiri, poster presenter."Screning for MIR184 Mutations in Iranian Patients with Keratoconus.", 44th Congres of the American Society of Cataract and Refractive Surgery, Washington DC, April.2018.

54- Nassiri N, poster presenter. “Changes of corneal curvatures and uncorrected distance visual acuity prior to and after corneal collagen crosslinking: 1-year results.”, 44^th Congress of the American Society of Cataract and Refractive Surgery,  Washington DC, April.2018.

55- Nassiri N, poster presenter. “Corneal Endothelial Cell Count After Iris-Fixated IOL Implantation in Myopic Patients.” 43^rd Congress of the American Society of Cataract and Refractive Surgery, Los Angeles, May.2017.

56- Nassiri N, poster presenter. “B12 deficiency as a cause of neurotrophic keratopathy”, 43^rd Congress of the American Society of Cataract and Refractive Surgery, Los Angeles, May.2017.

57- Nassiri N, poster presenter. “Outcomes of diffractive trifocal intraocular lens implantation after cataract surgery: a two year follow-up”, 34^th Congress of the European Society of Cataract and Refractive Surgery,  Copenhagen, Sep.2016.

58- Nassiri N, free paper presenter. “Vitamin B12 deficiency as a cause of neurotrophic keratopathy”, 34^th Congress of the European Society of Cataract and Refractive Surgery, Copenhagen, Sep.2016.

59- Nassiri N, free paper presenter. “Tetracaine-Assisted Debridement in PRK with Intraoperative Mitomycin-C”, 42^nd Congress of the American Society of Cataract and Refractive Surgery,  New Orleans, May.2016.

60- Nassiri N, free paper presenter. “Refractive Outcomes, Contrast Sensitivity, HOAs and Patient Satisfaction in Moderate Myopia: Wavefront-Optimized Versus Tissue-Saving PRK”, 42^nd Congress of the American Society of Cataract and Refractive Surgery, New Orleans, May. 2016.

61- Nassiri N, poster presenter. “Alcohol-Assisted Debridement in PRK with Intraoperative Mitomycin-C”, 42^nd Congress of the American Society of Cataract and Refractive Surgery,  New Orleans, May. 2016.

62- Nassiri N, poster presenter. “Agreement of 3 Devices in Reading Central Corneal Thickness in Myopic Eyes before and after PRK” , 42^nd Congress of the American Society of Cataract and Refractive Surgery,  New Orleans, May. 2016.

63- Nassiri N, poster presenter “Study of Corneal Endothelial cell count after Artiflex Lens Implantation in Myopic Patients”, 33^rd Congress of the European Society of Cataract and Refractive Surgery,  Barcelona, Sep. 2015.

64- Nassiri N, free paper presenter. “Tetracaine Assisted Debridement in PRK with Intraoperative Mitomycin C” , 33^rd Congress of the European Society of Cataract and Refractive Surgery,  Barcelona, Sep. 2015

67- Nassiri N, poster presenter. “Pachymetry in high myopic patients: inter-device agreement of an ultrasound pachymeter, Pentacam, and Orbscan II before and after photorefractive keratectomy”, 32^nd Congress of the European Society of Cataract and Refractive Surgery, London, Sep. 2014.

68- Nassiri N, free paper presenter. “Central corneal thickness in highly myopic eyes- interdevice agreement of ultrasonic pachymetry”, 5^th EUCornea Congress, London, Sep. 2014.

69- Nassiri N, poster presenter. “Effects of alcohol-assisted versus mechanical epithelial debridement on corneal endothelial cells after photorefractive keratectomy”, 5^th EUCornea Congress, London, Sep. 2014.

70- Nassiri N, poster presenter. “Visual outcome and contrast sensitivity after photorefractive keratectomy in moderate myopia with two methods- wavefront-optimized and tissue-saving wavefront-optimized and tissue-saving ”, 5^th EUCornea Congress,  London, Sep. 2014.

71- Nassiri N, free paper presenter. “Effects of alcohol-assisted versus mechanical epithelial debridement on corneal endothelial cells after photorefractive keratectomy”, World Ophthalmology Congress, April. Tokyo, 2014.

72- Nassiri N, poster presenter. “Visual Outcome and Contrast Sensitivity after Photorefractive Keratectomy in Moderate Myopia with Two Methods: Wavefront-Optimized and Tissue-Saving”, World Ophthalmology Congress, Tokyo, April. 2014.

73- Nassiri N, free paper presenter. “Erythropoietin levels in aqueous humor of patients with glaucoma” 31^sd Congress of the European Society of Cataract and Refractive Surgery, Amsterdam, Oct. 2013.

74- Nassiri N, poster presenter. “Visual outcome and contrast sensitivity after photorefractive keratectomy in low to moderate myopia: wavefront-optimized versus conventional methods” , 31^sd Congress of the European Society of Cataract and Refractive Surgery,  Amsterdam, Oct. 2013.

75- Nassiri N, poster presenter. “Effects of alcohol-assisted versus mechanical epithelial debridement on corneal endothelial cells after photorefractive keratectomy” , 31^sd Congress of the European Society of Cataract and Refractive Surgery,  Amsterdam, Oct. 2013.

76- Nassiri N, poster presenter. “The Effect of Alcohol-Assisted vs. Mechanical Epithelial Debridement on Corneal Endothelial Cells in Photorefractive Keratectomy”, 116^th Annual Meeting of American Academy of Ophthalmology (AAO), Chicago, Nov. 2012.