{"title":"Modified viscotrabeculotomy versus modified trabeculotomy in late-onset primary congenital, juvenile, and secondary open-angle glaucoma.","authors":"Ghasem Fakhraie, Shabnam Ansari, Seyed Mehdi Tabatabaei, Nikoo Hamzeh, Zakieh Vahedian, Alireza Beikmarzehei","doi":"10.1177/11206721241273977","DOIUrl":"10.1177/11206721241273977","url":null,"abstract":"<p><strong>Purpose: </strong>To compare modified viscotrabeculotomy (VCO-Tbo) to modified trabeculotomy (Tbo) in late-onset primary congenital, juvenile open-angle, steroid-induced, and pigmentary glaucoma.</p><p><strong>Methods: </strong>Patients were randomly assigned to VCO-Tbo and Tbo groups in this study. Intraocular pressure (IOP), antiglaucoma medications, and success/failure rates were assessed. A linear mixed model was used to compare the change trend at different follow-up times. Survival time was evaluated using the Kaplan-Meier graph and Log-Rank test.</p><p><strong>Results: </strong>The mean IOP at 1, 3, and 12 months in the VCO-Tbo group was 14.1 ± 3.1, 15.9 ± 3 and 17 ± 3.1 mmHg, respectively. The mean IOP at the same time points in the Tbo group was 15.9 ± 3.3, 17.6 ± 3.5 and 18.4 ± 3.2 mmHg (P = 0.051, 0.058, 0.088, respectively). The VCO-Tbo group had significantly lower IOP after six months (16.5 ± 4.1 mmHg vs. 18.7 ± 3.8 mmHg; p = 0.031) and by the last visit (16.8 ± 2.1 mmHg vs. 18.8 ± 2 mmHg; p = 0.013). The reduction in the number of medications was significant in both groups compared to baseline (P < 0.001), but there was no significant difference between groups (P = 0.450). The complete and qualified success rate was 43.9% and 34.1% in the VCO-Tbo group and 46.8% and 10.6% in the Tbo group at the final follow-up (p = 0.040, and 0.039, respectively).</p><p><strong>Conclusion: </strong>Both procedures are effective in IOP and medication reduction. The survival time and efficacy of modified trabeculotomy can be augmented by injecting cohesive viscoelastic in the Schlemm's canal.</p>","PeriodicalId":12000,"journal":{"name":"European Journal of Ophthalmology","volume":" ","pages":"618-626"},"PeriodicalIF":1.4,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141897163","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Phong Yue Khoo, Seng Fai Tang, Chenshen Lam, Teck Chee Cheng, Norshamsiah Md Din
{"title":"One-Year comparative analysis between standalone iStent implantation versus combined iStent implantation with phacoemulsification.","authors":"Phong Yue Khoo, Seng Fai Tang, Chenshen Lam, Teck Chee Cheng, Norshamsiah Md Din","doi":"10.1177/11206721241273678","DOIUrl":"10.1177/11206721241273678","url":null,"abstract":"<p><strong>Purpose: </strong>To evaluate the real-world efficacy and safety of iStent implanted standalone or combined with phacoemulsification in open-angle glaucoma (OAG) patients.</p><p><strong>Methods: </strong>This is a retrospective observational study of OAG patients who underwent standalone or combined iStent procedures were reviewed. Inclusion criteria included age over 18 years and open angle on gonioscopy. Exclusion criteria were prior incisional glaucoma surgeries, missing data, or follow-up shorter than 6 months. The primary outcome was surgical success between the two groups after one year. Secondary outcomes included differences in IOP reduction and medication use.</p><p><strong>Results: </strong>We included 48 eyes with primary (n = 44) and secondary OAG (n = 4). Nineteen eyes had standalone while 29 eyes had combined procedures. Kaplan-Meier analysis revealed overall surgical success in 31.3% of eyes after one year. Qualified success was higher in the combined group than the standalone group [62.5% (10 eyes) vs 27.3% (3 eyes), p = 0.239]. At 24 months, mean IOP reduced by 2.2 ± 2.5 mmHg vs 3.3 ± 2.9 mmHg, p = 0.333), and the number of medications reduced by 1.1 ± 1.2 vs 1.3 ± 0.1, p < 0.001) in the standalone and combined group, respectively. Stent occlusion occurred in two eyes.</p><p><strong>Conclusions: </strong>While both standalone and combined iStent procedures provide safe IOP reduction throughout 12 months, there was no statistically significant difference in surgical success between them.</p>","PeriodicalId":12000,"journal":{"name":"European Journal of Ophthalmology","volume":" ","pages":"611-617"},"PeriodicalIF":1.4,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141897165","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Clinical outcomes of radial optic neurotomy versus pars plana vitrectomy in recent onset non-arteritic anterior ischemic optic neuropathy.","authors":"Kiana Hassanpour, Hossein Hasanpour, Parastou Pakravan, Ramin Nourinia, Mohammad Pakravan, Masoud Soheilian","doi":"10.1177/11206721241272194","DOIUrl":"10.1177/11206721241272194","url":null,"abstract":"<p><strong>Introduction: </strong>This study investigated the effect of pars plana vitrectomy (VIT) versus pars plana vitrectomy combined with radial optic neurotomy (RON) on recent onset non-arteritic anterior ischemic optic neuropathy (NAION).</p><p><strong>Methods: </strong>In this prospective interventional case series, individuals with recent-onset NAION, lower than one month and low vision (lower than 20/200) were recruited. Patients randomly underwent either VIT, or RON.</p><p><strong>Results: </strong>34 eyes of 34 patients were included in this study. 10, 9, and 15 eyes were randomly included in VIT, RON, and control groups, respectively. The BCVA of the VIT group improved significantly from 1.84 ± 0.5 logMAR at baseline to 1.29 ± 0.67, 0.93 ± 0.53, and 0.77 ± 0.47 logMAR at 1, 3, and 6 months, respectively (Ps < 0.05). The corresponding values for RON group were 1.73 ± 0.53 logMAR at baseline, which improved to 1.04 ± 0.65, 0.64 ± 0.28, and 0.61 ± 0.26 logMAR at the same follow-up visit times (<i>P</i> < 0.05).The corresponding values for the control group were 1.6 ± 0.58 log MAR at baseline, which improved to 1.03 ± 0.29, 1.00 ± 0.32, and 0.32 ± 0.83 log MAR at the same follow-up visit times. There was no significant statistical difference in BCVA between the three groups. However, both interventions resulted in statistically significant improvement in mean deviation (MD) of visual field (VF) compared with the control group at the end of 6 months (VIT <i>P</i> = 0.006, RON <i>P</i> = 0.043). RNFLT decreased from baseline 235.3 ± 44.01 to 75.6 ± 17.68 at 1 month in the VIT group (<i>P</i> < 0.001), from baseline 268.22 ± 65.9 to 76.67 ± 10.59 at 1 month in RON (<i>P</i> < 0.001), while it decreased from baseline 179.48 ± 39.02 to 112.92 ± 44.51 at 1 month in the control group.</p><p><strong>Conclusion: </strong>VIT and RON showed promising results in terms of MD of VF, and optic disc edema resolved faster in these groups compared to the control group in recent onset NAION. A larger sample size study is deemed necessary to generalize the results of this study.</p>","PeriodicalId":12000,"journal":{"name":"European Journal of Ophthalmology","volume":" ","pages":"705-714"},"PeriodicalIF":1.4,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141992261","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Clare Quigley, Jessica Y Tong, Alexander S Zhang, Alkis J Psaltis, Dinesh Selva
{"title":"Clinico-radiological features of optic nerve sheath schwannoma: Review and illustrative case.","authors":"Clare Quigley, Jessica Y Tong, Alexander S Zhang, Alkis J Psaltis, Dinesh Selva","doi":"10.1177/11206721241287575","DOIUrl":"10.1177/11206721241287575","url":null,"abstract":"<p><p>The optic nerve sheath is a rare site for schwannoma, to our knowledge 19 optic nerve sheath schwannoma (ONSS) cases have been reported. Difficulty can arise in diagnosis as imaging findings can be relatively non-specific. We describe a case of ONSS that mimicked orbital cavernous venous malformation pre-operatively. A 43-year-old woman presented with right subacute visual loss, reduced vision to 6/48 and signs of optic neuropathy. Endocapsular excision of the mass, which was adherent to the optic nerve, was accomplished from an endoscopic endonasal approach utilizing a 5-hand technique of retrocaruncular dissection. Histology showed spindle-shaped tumour cells with S100 positivity, consistent with ONSS. At 6 months post-operatively vision had improved to 6/6. We show that an endoscopic endonasal approach, augmented by transcaruncular retraction, can be utilized to excise ONSS with an excellent outcome. We review published cases of ONSS, including demographic and clinical features, differential diagnosis based on radiological features, and described outcomes, which are generally poor.</p>","PeriodicalId":12000,"journal":{"name":"European Journal of Ophthalmology","volume":" ","pages":"456-465"},"PeriodicalIF":1.4,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11852521/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142344165","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Laura Morales-Fernández, Pilar Pérez-García, José María Martínez-de-la-Casa, Federico Sáenz-Francés, Marco-Antonio Pascual-Santiago, Cristina Ginés-Gallego, Julián García-Feijoo
{"title":"Intraoperative OCT to check the correct postimplant position of Preserflo<sup>TM</sup>.","authors":"Laura Morales-Fernández, Pilar Pérez-García, José María Martínez-de-la-Casa, Federico Sáenz-Francés, Marco-Antonio Pascual-Santiago, Cristina Ginés-Gallego, Julián García-Feijoo","doi":"10.1177/11206721241272169","DOIUrl":"10.1177/11206721241272169","url":null,"abstract":"<p><strong>Introduction: </strong>This study was designed to examine the capacity of intraoperative optical coherence tomography (OCT) to predict the postimplant position of the glaucoma drainage device PreserfloTM.</p><p><strong>Methods: </strong>13 eyes (mean age 65.42 (14.89) years) underwent PreserfloTM (Santen, Osaka, Japan) placement. Before surgery, participants were subjected to a comprehensive ophthalmic examination (intraocular pressure (IOP), cup to disk ratio (C/D), visual field, OCT, endothelial cell count). Anterior segment OCT scans were obtained intraoperatively using a Rescan 700 OCT system (Carl Zeiss Meditec, Inc., Oberkochen, Germany). One day postsurgery, anterior segment OCT using the Spectralis OCT (Heidelberg Engineering GmbH) was performed in a sitting position to capture the same chamber cross-section as before. The main outcome variables were tube-endothelium distance (T-E) and tube length (TL) in the anterior chamber measured using both OCT systems. Correlation between intraoperative and office measurements was examined through Pearson correlation (r) and intraclass correlation coefficients (ICC).</p><p><strong>Results: </strong>Mean intraoperative and in-office T-E were 625.26 (SD 366.60) versus 561.16 (SD 364.62) µm respectively (<i>p</i> = 0.540). Intraoperative and in-office anterior chamber TL were 1386 (SD 701.82) and 1433.91 (SD 713.55) µm, respectively (<i>p</i> = 0.029). Excellent correlation was observed between both sets of T-E (<i>r</i> = 0.992; <i>p</i> = 0.008) and TL (<i>r</i> = 0.984; <i>p</i> = 0.016) values. Both OCT systems showed good agreement yielding ICCs of 0.992 (<i>p</i> < 0.001) for T-E and 0.995 (<i>p</i> = 0.001) for TL.</p><p><strong>Discussion: </strong>Excellent correlation was observed between our intraoperative and postoperative OCT measurements. These results support the usefulness of intraoperative OCT to confirm the correct position of an implanted PreserfloTM microshunt.</p>","PeriodicalId":12000,"journal":{"name":"European Journal of Ophthalmology","volume":" ","pages":"551-558"},"PeriodicalIF":1.4,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141893206","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Ignacio Pereira-Gonzalez, Javier Benitez-Del-Castillo Sanchez, Soledad Jimenez Carmona, Juan Antonio Cordoba Doña
{"title":"Relationship between persistence with topical antiglaucomatous prescription and patient socioeconomic status at a tertiary university hospital in Jerez de la Frontera (Spain).","authors":"Ignacio Pereira-Gonzalez, Javier Benitez-Del-Castillo Sanchez, Soledad Jimenez Carmona, Juan Antonio Cordoba Doña","doi":"10.1177/11206721241272239","DOIUrl":"10.1177/11206721241272239","url":null,"abstract":"<p><strong>Introduction: </strong>To study the relationship between socioeconomic status and persistence with topical antiglaucomatous medication.</p><p><strong>Methods: </strong>A retrospective epidemiological observational cohort study was conducted with a sample of 1563 patients. The main dependent variable was persistence (medication possession ratio), the independent variable was socioeconomic status (deprivation index). Additional independent variables were used for multivariate analysis: individual health card index, sex, age, pharmacological group, number of eye drops, preservatives, diagnosis and concurrent medications. Bivariate statistical analysis was obtained using non-parametric tests. Logistic regression was used for multivariate analysis. The level of statistical significance was set at p < 0.05.</p><p><strong>Results: </strong>We obtained data showing greater persistence in the groups with a higher socioeconomic level (deprivation index 1 and 2), with medication possession ratio values of 79.97 and 75.30, respectively) as opposed to the groups at lower socioeconomic levels (deprivation index 4 and 5, with medication possession ratio values of 73.75 and 69.85, respectively. Logistic regression corroborated this difference, reaching a significant value (no persistence in deprivation index group 5 versus 1) with OR = 1.62; 95%CI: 1.13-2.31. Additionally, lower persistence was detected in males, under 60 years of age, undergoing treatment with alpha-agonists, and in patients with ocular hypertension.</p><p><strong>Discussion: </strong>Low socioeconomic status of the patient was significantly associated with decreased persistence with topical antiglaucomatous therapy.</p>","PeriodicalId":12000,"journal":{"name":"European Journal of Ophthalmology","volume":" ","pages":"582-590"},"PeriodicalIF":1.4,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141897166","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Comparison of refractive outcomes in patients following scleral fixated intraocular lens implantation with Yamane and Z-suture techniques.","authors":"Metehan Simsek, Nilay Kandemir Besek, Ahmet Kirgiz, Sibel Ahmet, Burcu Kemer Atik, Adem Tellioğlu","doi":"10.1177/11206721241298129","DOIUrl":"10.1177/11206721241298129","url":null,"abstract":"<p><strong>Purpose: </strong>To compare visual and refractive outcomes in aphakic patients who underwent scleral fixated intraocular lens (SF-IOL) implantation with Yamane and Z-suture techniques.</p><p><strong>Design: </strong>Retrospective study.</p><p><strong>Methods: </strong>Patients who underwent SF-IOL implantation with Yamane and Z-suture techniques due to aphakia between 2021 and 2023 were analyzed. Preoperative and postoperative 6. month best corrected visual acuity (BCVA-LogMAR), preoperative and postoperative spherical error, cylindrical error and postoperative mean absolute error (MAE), corneal endothelial and topographic parameters, 3 mm-6 mm pupil diameter corneal higher-order aberrations (HOAs) were evaluated.</p><p><strong>Results: </strong>Seventy-seven eyes of 77 patients who underwent SF-IOL implantation with Yamane and Z-suture techniques were included in the study. Yamane technique was performed in 38 (49.4%) and Z-suture technique in 39 (50.6%) patients. Postoperative BCVA was 0.44 ± 0.40 in Yamane technique and 0.47 ± 0.44 in Z-suture technique (<i>p</i> = 0.73). Postoperative MAE was 0.84 ± 0.70 D in Yamane technique, 1.02 ± 0.88D in Z-suture technique (<i>p</i> = 0.33). Postoperative CCT-preoperative CCT (ΔCCT) was 3.76 ± 27.62 µm in Yamane technique and 3.02 ± 15.58 µm in Z-suture technique (<i>p</i> = 0.88). A significant difference was found between Yamane and Z-suture techniques only in the ΔTrefoil value at 6-mm pupil diameter in corneal HOAs. ΔTrefoil was significantly lower in Yamane technique (<i>p</i> = 0.04).</p><p><strong>Conclusion: </strong>Except ΔTrefoil value at 6-mm pupil diameter, although no significant difference was found, corneal endothelial and topographic parameters were less affected in Yamane technique compared to Z-suture technique.</p>","PeriodicalId":12000,"journal":{"name":"European Journal of Ophthalmology","volume":" ","pages":"537-543"},"PeriodicalIF":1.4,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142617368","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"The European School of Advanced Studies in Ophthalmology (ESASO) classification of diabetic maculopathy - A concise representation.","authors":"Prateek Nishant, Sony Sinha","doi":"10.1177/11206721241296757","DOIUrl":"10.1177/11206721241296757","url":null,"abstract":"","PeriodicalId":12000,"journal":{"name":"European Journal of Ophthalmology","volume":" ","pages":"NP65-NP66"},"PeriodicalIF":1.4,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142675513","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Ayna Sariyeva Ismayilov, Derya Doğanay, Mahmut Oğuz Ulusoy, Okan Akacı, Ali Topak, Muhsin Elmas
{"title":"H syndrome with bilateral choroidal osteoma: Coincidence or association?","authors":"Ayna Sariyeva Ismayilov, Derya Doğanay, Mahmut Oğuz Ulusoy, Okan Akacı, Ali Topak, Muhsin Elmas","doi":"10.1177/11206721251314531","DOIUrl":"10.1177/11206721251314531","url":null,"abstract":"<p><strong>Purpose: </strong>To report a case with bilateral corneal arcus and bilateral choroidal osteoma associated with H syndrome.</p><p><strong>Methods: </strong>Descriptive case report.</p><p><strong>Results: </strong>A 16-year-old girl with H syndrome was followed up in the pediatric nephrology clinic for chronic renal failure and was consulted to the ophthalmology clinic. She had low vision for more than 5 years. Slit lamp examination revealed bilateral corneal arcus . Lens and iris were normal. Axial length was 19.99 mm in the right eye and 21.85 mm in the left eye. A bilateral orange-yellow plaque was noted in the posterior pole in the funduscopic examination. Fundus autofluorescence (FAF) showed a bilateral diffuse macular hipoautofluorescence area in correspondence with the decalcified portion of the mass. Optical coherence tomography (OCT) showed a bilateral choroidal mass with a dome-shaped pushing effect on the overlying retina and damage to the outer layers of the retina. Fluorescein angiography (FA) with bilateral patchy diffuse late hyperfluorescence and B scan ultrasonography showed a bilateral solid highly reflective choroidal mass with acoustic shadowing. Orbital computerized tomography (CT) scans showed bilateral hyperdense plaques in the posterior pole. A diagnosis of choroidal osteomas was made for both eyes.</p><p><strong>Conclusions: </strong>This report presents a case with bilateral corneal arcus and bilateral choroidal osteoma associated with H syndrome that has not been previously reported in the literature. Patients diagnosed with this syndrome should undergo routine eye examination, and due to the progressive nature of histiocytosis, they should also be followed closely ophthalmologically.</p>","PeriodicalId":12000,"journal":{"name":"European Journal of Ophthalmology","volume":" ","pages":"NP55-NP60"},"PeriodicalIF":1.4,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143002482","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Terence Ang, Jessica Y Tong, Sandy Patel, Dinesh Selva
{"title":"Differentiation of bacterial orbital cellulitis and diffuse non-specific orbital inflammation on magnetic resonance imaging.","authors":"Terence Ang, Jessica Y Tong, Sandy Patel, Dinesh Selva","doi":"10.1177/11206721241272227","DOIUrl":"10.1177/11206721241272227","url":null,"abstract":"<p><strong>Purpose: </strong>To examine the radiological differences between bacterial orbital cellulitis (OC) and diffuse non-specific orbital inflammation (DNSOI) on magnetic resonance imaging (MRI).</p><p><strong>Methods: </strong>Retrospective study of patients with OC and DNSOI with an MRI orbital scan. Localised orbital inflammation (e.g., idiopathic dacryoadenitis and myositis), quiescent orbital inflammation and pre-septal cellulitis were excluded.</p><p><strong>Results: </strong>Thirty-two patients presenting between 2008 and 2023, including twenty-one OC patients (mean age: 42.5 ± 24.9 years old, male: 6), and eleven DNSOI patients (mean age: 52.3 ± 17.8 years old, male: 16). Both OC and DNSOI demonstrate orbital fat contrast-enhancement. However, whilst OC demonstrated a hyperintense T2 signal (P < 0.001), variable signal was observed in DNSOI, with a hypointense T2 signal more suggestive of DNSOI (P = 0.012). When the lacrimal glands were involved, indistinct margins were more likely in OC (P < 0.001), whilst gross enlargement and contrast-enhancement was observed in DNSOI (P = 0.032 and 0.017, respectively). Peripheral contrast-enhancement of the extraocular muscle (EOM) (P = 0.002) was more common in OC, whilst DNSOI demonstrated variable contrast-enhancement throughout the affected EOM (P < 0.001). The presence of contralateral abnormalities, such as lacrimal gland enlargement and EOM involvement, are more suggestive of DNSOI.</p><p><strong>Conclusion: </strong>Several MRI features, beyond overt sinogenic disease, may help to differentiate OC from DNSOI, including the orbital fat signal intensity, EOM and/or lacrimal gland involvement, and contralateral orbital abnormalities. However, these features may not be specific, and thus highlights the ongoing radiological dilemma clinicians are faced when tasked with differentiating between infectious and non-infectious orbital inflammatory disease.</p>","PeriodicalId":12000,"journal":{"name":"European Journal of Ophthalmology","volume":" ","pages":"727-733"},"PeriodicalIF":1.4,"publicationDate":"2025-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11852541/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142119327","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}