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| 1 | Higher order aberration comparison between two aspherical intraocular lenses: MC6125AS and Akreos advanced optics显示文摘AIM: To compare higher order aberrations in two aspherical intraocular lenses(IOLs): Akreos advanced optics(AO) and Dr. Schmidt Microcrystalline 6125 aspheric anterior surface(MC6125AS) with each other. METHODS: Forty eyes of 39 patients underwent phacoemulsification and Akreos AO and MC6125 AS were implanted in their eyes in a random manner. Three months post-operatively, higher order aberrations including spherical aberration, coma aberration, and total aberrations were measured and compared.RESULTS: The total aberration was 0.24±0.17 in eyes with Dr. Schmidt and 0.20 ±0.01 in eyes with Akreos AO(P =0.361). The mean of coma aberration was 0.17 ±0.21 and 0.09 ±0.86 in Dr. Schmidt and Akreos lenses,respectively(P =0.825). Total spherical aberration was almost the same in both groups(mean: 0.05, P =0.933).Best corrected visual acuity in Akreos AO(0.10±0.68) and Dr. Schmidt(0.09±0.67) did not differ significantly(P =0.700). CONCLUSION: There is no statistically significant difference in the higher order aberrations between these two aspherical lenses. | Mohammad Taher Rajabi Sara Korouji Mahgol Farjadnia Mohammad Naderan Mohammad Bagher Rajabi Bahram Khosravi Seyed Mehdi Tabatabaie | 2015 | International Journal of Ophthalmology(English edition)2015,8,3: | 5 |
| 2 | Comparison of corneal measurements in keratoconic eyes using rotating Scheimpflug camera and scanning-slit topography显示文摘AIM: To compare the anterior segment measurements obtained by rotating Scheimpflug camera(Pentacam) and Scanning-slit topography(Orbscan IIz) in keratoconic eyes.METHODS: A total of 121 patients, 71 males(58.7%)and 50 females(41.3%)(214 eyes) with the diagnosis of keratoconus(KC) were enrolled in this study. Following diagnosis of KC by slit-lamp biomicroscopic examination, central corneal thickness(CCT), thinnest corneal thickness(TCT), anterior chamber depth(ACD),and pupil diameter(PD) were measured by a single examiner using successive instrumentation by Pentacam and Orbscan.RESULTS: There was no significant difference between the two instruments for the measurement of CCT and TCT. In contrast, scanning-slit topography measured ACD(3.46±0.40 mm vs 3.38±0.33 mm, P =0.019) and PD(4.97 ±1.26 mm vs 4.08 ±1.19 mm, P <0.001) significantly larger than rotating Scheimpflug camera.The two devices made similar measurements for CCT(95% CI:-2.94 to5.06, P =0.602). However, the mean difference for TCT was-6.28(95% CI:-10.51 to-2.06, P =0.004) showing a thinner measurement by Orbscan than by Pentacam. In terms of the ACD, the mean difference was 0.08 mm(95%CI: 0.04 to 0.12, P <0.001) with Orbscan giving a slightly larger value than Pentacam. Similarly, Orbscan measurement for PD was longer than Pentacam(95% CI:0.68 to 1.08, P <0.001).CONCLUSION: A good agreement was found between Pentacam and Orbscan concerning CCT measurement while comparing scanning-slit topography and rotatingScheimpflug camera there was an underestimation for TCT and overestimation for ACD and PD. | Mohammad Naderan Saeed Shoar Morteza Naderan Mohammad Amin Kamaleddin Mohammad Taher Rajabi | 2015 | International Journal of Ophthalmology(English edition)2015,8,2: | 3 |
| 3 | A survey of incidental ocular trauma by pencil and pen显示文摘AIM:To determine characteristic features of ocular trauma resulted from self-trauma by writing instruments among pediatric population.METHODS:Thirty-six children who suffered from selfinflicted ocular trauma with a writing instrument were included in this prospective cross-sectional study.RESULTS:The mean age was 5.6±2.7y with male:female ratio of 1.77.The right eye was involved two times more than the left eye.The superomedial(55.5%)and inferomedial(30.6%)quadrants were the most common sites of injury.The leading culprit was colored pencils(44.4%).During surgical exploration,no foreign body(FB)was found in 25(69.4%)patients while an FB was found in 11(30.5%)patients.Brain injury was present in two patients(5.6%)and only in superomedial quadrant injuries.Zone 1 was the most common site for ocular trauma associated with penetrating injury.The mean ocular trauma score(OTS)in penetrating injuries was 3.8±1.2.The best corrected visual acuity(BCVA)was 0.3±0.6 upon admittance and 0.08±0.21 after one year.The final BCVA was significantly correlated with the entrance site,better final BCVA was found in nasal entrance site(P<0.05).CONCLUSION:The ophthalmologists should keep a high index of suspicion to rule out penetrating eye injuries related to writing instruments in a young uncooperative child.Brain injury is a life-threatening event that should be ruled out by appropriate imaging.Medial canthal area as the most common site needs an especial attention in writing instrument injuries. | Seyed Ali Tabatabaei Mohammad Soleimani Morteza Naderan Aliasghar Ahmadraji Mohammad Bagher Rajabi Hajar Jafari Mona Safizade | 2018 | International Journal of Ophthalmology(English edition)2018,11,10: | 1 |
| 4 | Chnicopathologic review of non-myxoma cardiac tumors: a 10-year single-center experience显示文摘 | Anvari MS Naderan M Eslami Shahr Babaki A | 2014 | Cardiology2014,129,3: | 1 |
| 5 | A Numerical Study of Flow Past a Cylinder With Cross Flow and Inline Oscillation 显示文摘 | Nobari M R H Naderan H | 2006 | Computers & Fluids2006,35,: | 1 |
| 6 | Sensing Task Assignment Via Sensor Selection for Maximum Target Coverage Coverage in WSNs显示文摘 | Naderan M Dehghan M Pedram H | 2013 | Journal of Network and Computer Applications2013,36,1: | 1 |
| 7 | Sensing task assignment via sensor selection for maximum target cover- age in WSNs 显示文摘 | NADERAN M DEHGHAN M PEDRAM H | 2013 | Journal of Network and Computer Appli- cations2013,36,1: | 1 |
| 8 | A numerical study of flow past a cylinder with cross flow and inline oscillation显示文摘 | NOBARI M R H NADERAN H | 2006 | Compul Fluids2006,35,4: | 1 |
| 9 | A numerical study of flow past a cylinder with cross flow and inline oscillation显示文摘 | Nobari M R H Naderan H | 2006 | Computers &Fluids2006,35,: | 1 |
| 10 | Low-dose dobutamine stress echocardiography cannot predict mitral regurgitation reversibility after coronary artery bypass grafting显示文摘 | Farideh Roshanali Saeed Shoar Nasrin Shoar Mohammad Naderan Farshid Alaeddini Mohammad Hossein Mandegar | 2013 | The Journal of Thoracic and Cardiovascular Surgery2013,,: | 1 |
| 11 | A prospective double-blinded randomized controlled trial comparing systemic stress response in Laparoascopic cholecystectomy between low-pressure and standard-pressure pneumoperitoneum显示文摘 | Shoar S Naderan M Ebrahimpour H | 2016 | Int J Surg2016,28,: | 1 |
| 12 | Association between psychological stress and stimulation of inflammatory responses in periodontal disease显示文摘 | Mousavijazi M Naderan A Ebrahimpoor M | 2013 | J Dent (Tehran)2013,10,1: | 1 |
| 13 | OPD-Scan Ⅱ检测正常眼和圆锥角膜眼的角膜像差(英文)显示文摘目的:评估正常眼和圆锥角膜眼的角膜高阶像差(HOAs)。方法:使用OPD-Scan Ⅱ波前像差分析仪,评估80例80眼圆锥角膜(KC)患者和91例正常眼角膜表面参数。对两组受试者的Zernike系数第三阶到第六阶,原始彗差均方根(RMS),彗差和总高阶像差进行比较分析。结果:圆锥角膜眼和正常眼间测得的像差具有显著差异(P<0.001),相较于正常眼,圆锥角膜患者像差参数显著较高(P<0.001)。结论:通过OPD-Scan Ⅱ测量角膜波前像差在圆锥角膜眼中显著高于正常眼。 | Mohammad Naderan Ali Jahanrad Mahgol Farjadnia | 2018 | 国际眼科杂志2018,18,4: | 0 |
| 14 | Histopathologic findings of keratoconus corneas underwent penetrating keratoplasty according to topographic measurements and keratoconus severity显示文摘AIM: To investigate the histopathologic and morphological changes of the corneas with keratoconus(KC) undergoing penetrating keratoplasty(PKP) according to topographic findings and severity of KC.METHODS: The corneal tissue of 35 samples with KC was retrospectively evaluated with conventional light microscopy. Topographic and pachymetric parameters of keratoconus corneas by means of Pentacam such as mean keratometry(K) and central corneal thickness(CCT) were recorded. Severity of KC was graded according to Amsler-Krumeich classification. RESULTS: Epithelial thinning and breaks in Bowman's layer are the most common findings in keratoconus corneas(94.3% and 82.9% corneas, respectively). The results revealed statistically significant higher mean K value and lower CCT in the keratoconus corneas that were affected by epithelial thinning, breaks in the Bowman's layer, folds in the Descemet's membrane, epithelial scars, breaks in Descemet's membrane, and stromal scars than those corneas without these findings(P<0.05). Moreover, those corneas with epithelial thinning, breaks in the Bowman's layer, folds in Descemet's membrane, epithelial scars, and stromal scars had significantly more severe disease than those corneas without these findings(P<0.05). The presence of the stromal and epithelial scars were associated with the higher KC severity, in which, respectively, 87.5% and 80.0% of the corneas with stromal and epithelial scars had stage 4 of the KC severity. CONCLUSION: It seems that there are some specific patterns in histologic changes of the keratoconus corneas. The presence of pathologic findings was correlatedwith thinner and steeper corneas. Epithelial or stromal scars were associated with the highest disease severity. The description of histopathologic findings of KC may help in elucidating the pathogenesis of the disease and help pathologist in differentiating KC from other corneal diseases. | Mohammad Naderan Ali Jahanrad Siavash Balali | 2017 | International Journal of Ophthalmology(English edition)2017,10,11: | 0 |
| 15 | Open globe injuries in geriatric population in Iran: characteristics and outcomes显示文摘AIM:To investigate the patterns and outcomes of open globe injuries in the elderly population in Iran.METHODS:In this retrospective cross-sectional chart review,medical records of 248 patients(aged 60 y and more)with the diagnosis of open globe injury from 2006 to 2016 were reviewed.Demographic features,type,and mechanism of open globe injury,ocular trauma score(OTS),visual acuity before and after treatment,the zone of injuries,and the associated injuries found at the presentation or thereafter were documented.RESULTS:A total of 248 eyes of 248 patients were included.The mean age was 69.2±5.8 y(range:60-90 y).Male/female ratio was about 3:1(187 vs 61).The three most common causes of injury were falling(25.2%),sharp objects(18.9%),and tree branches(13.9%).Penetrating injury accounted for most of the geriatric ocular trauma(50.4%),followed by globe rupture(40.3%),intraocular foreign body(IOFB;7.3%),and perforating injury(2.0%).The median raw OTS for the population was 60.5 and the most common OTS class was 3.The injuries tend to affect zoneⅠmore than zoneⅡand zoneⅢ.The only predictor of final visual acuity was the class of OTS(P<0.001).CONCLUSION:Geriatric open globe injury should be valued specifically.The most common type of open globe injury in Iran is penetrating injuries but falling remain the main cause.The OTS class must be considered as an important predictor of final visual acuity. | Maryam Zamani Seyed Ali Tabatabaei Akbar Fotouhi Morteza Naderan Mohammad Soleimani | 2021 | International Journal of Ophthalmology(English edition)2021,14,8: | 0 |