[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"postural-neck-pain\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:postural-neck-pain":26},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,1,0,[8],{"id":9,"slug":10,"hasResults":11,"nctId":12,"briefTitle":13,"officialTitle":14,"acronym":4,"eligibilityCriteria":15,"healthyVolunteers":11,"sex":16,"minAge":17,"maxAge":4,"enrollmentInfo":18,"targetDuration":4,"studyType":21,"phases":22,"briefSummary":24,"conditions":25,"keywords":4,"overallStatus":29,"whyStopped":4,"lastUpdateSubmitDate":30,"lastUpdatePostDateStruct":31,"startDateStruct":34,"completionDateStruct":36,"leadSponsor":38,"locationsCount":5},"100633896","radiographic-head-and-neck-positional-changes-in-response-to-usage-of-low-powered-prismatic-lenses-100633896",false,"NCT07532642","Radiographic Head and Neck Positional Changes in Response to Usage of Low-powered Prismatic Lenses","Radiographic Head and Neck Positional Changes in Response to Oculomotor Muscles Tonic Modification Using Low-powered Prismatic Lenses","Inclusion Criteria:\n\nPresentation of diagnostic criteria for Postural Deficiency Syndrome comprising of\n\n* Two or more cardinal signs of Postural Deficiency Syndrome\n* Clinical presentation of asymmetrical stance and head extension and rotation\n* Presence of typical directional pseudoscotoma described in this syndrome\n\nExclusion Criteria:\n\n* Vision under 8\u002F10, strabismus or nistagmus;\n* Previous eye or vestibular surgery;\n* Known disease affecting the central nervous system or inner ear;\n* Medication with known interference with balance and posture and\n* treatment for postural and movement disorders in the previous year.","ALL","18 Years",{"count":19,"type":20},20,"ESTIMATED","INTERVENTIONAL",[23],"NA","This study aims to investigate the short-term modifications in head and neck positioning by usage of low-powered prismatic lenses in patients with Postural Deficiency Syndrome (PDS). A matched pair observation study was designed. Evaluation is carried out using low dose biplanar radiography before treatment and 15 minutes after lenses application.",[26,27,28],"Postural Neck Pain","Postural Imbalance","Postural Disorders","RECRUITING","2026-04-13",{"date":32,"type":33},"2026-04-16","ACTUAL",{"date":35,"type":33},"2023-03-27",{"date":37,"type":20},"2026-05-31",{"name":39,"class":40},"Lisbon Academic Medical Center - Centro Académico de Medicina de Lisboa","NETWORK"]