[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100611532":3},{"organization":4,"armGroups":7,"interventions":8,"overallOfficials":7,"centralContacts":13,"locations":7,"responsibleParty":19,"collaborators":7,"id":23,"slug":24,"hasResults":25,"nctId":26,"briefTitle":27,"officialTitle":28,"acronym":7,"eligibilityCriteria":29,"healthyVolunteers":30,"sex":31,"minAge":32,"maxAge":7,"enrollmentInfo":33,"targetDuration":7,"studyType":36,"phases":7,"briefSummary":37,"conditions":38,"keywords":7,"overallStatus":40,"whyStopped":7,"lastUpdateSubmitDate":41,"lastUpdatePostDateStruct":42,"startDateStruct":45,"completionDateStruct":47,"leadSponsor":49,"locationsCount":7},{"fullName":5,"class":6},"Assiut University","OTHER",null,[9],{"type":10,"name":11,"description":12,"armGroupLabels":7,"otherNames":7},"DEVICE","OCT","Axial length measurement (using A-scan)\n\nSpectral-domain OCT: All the patients will undergo OCT imaging using NIDEK RS-330 Retina scan duo 2 (SD-OCT)(CO-LTD made in Japan 2017) with scan speed 70.000 axial scans per second and wavelength of 880 nm for:\n\nPeripapillary RNFL thickness in all quadrants GCC thickness (average, superior, inferior,nasal,temporal) Optic disc parameters (disc area, cup\u002Fdisc ratio, rim area)",[14],{"name":15,"role":16,"phone":17,"phoneExt":7,"email":18},"Mariam Sameh Roshdy","CONTACT","+201143288540","romaa.sameh83@gmail.com",{"type":20,"investigatorFullName":21,"investigatorTitle":22,"investigatorAffiliation":5,"oldNameTitle":7,"oldOrganization":7},"PRINCIPAL_INVESTIGATOR","Mariam Smeh Roshdy","doctor","100611532","measurment-of-optic-disc-parameters-rnfl-thickness-and-ganglion-cell-complex-in-myopic-hypermetropic-and-emmetropic-patients-using-oct-and-axial-length-measurments-100611532",false,"NCT07241806","Measurment of Optic Disc Parameters, RNFL Thickness and Ganglion Cell Complex in Myopic, Hypermetropic and Emmetropic Patients Using OCT and Axial Length Measurments","Correlation Between Axial Length and Degree of Refractive Error With Optic Disc Parameters , Ganglion Cell Complex and Peripapillary RNFL Thickness","Inclusion Criteria:\n\n* Adults age starting from 18 years old Diagnosed with myopia (≤ -0.50 D) or hyperopia (≥ +0.50 D) Clear ocular media for high-quality OCT imaging No prior ocular surgeries Willing to provide informed consent IOP below 21\n\nExclusion Criteria:\n\n* Presence of glaucoma or optic nerve pathologies Retinal diseases or degenerative changes Systemic diseases affecting the eye (e.g., diabetes, hypertension) History of trauma or intraocular surgery High astigmatism (\\> ±2.00 D) Poor OCT image quality",true,"ALL","18 Years",{"count":34,"type":35},266,"ESTIMATED","OBSERVATIONAL","To evaluate the optic disc parameters, thickness of ganglion cell complex (GCC), and thickness of peripapillary retinal nerve fiber layer (RNFL) in myopic and hyperopic and emmetrop patients using optical coherence tomography (OCT), and to correlate these changes with axial length and degree of refractive error.",[39],"Refractive Errors","NOT_YET_RECRUITING","2025-11-17",{"date":43,"type":44},"2025-11-21","ACTUAL",{"date":46,"type":35},"2026-01",{"date":48,"type":35},"2027-12",{"name":5,"class":6}]