[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100588036":3},{"organization":4,"armGroups":7,"interventions":10,"overallOfficials":12,"centralContacts":17,"locations":26,"responsibleParty":44,"collaborators":10,"id":47,"slug":48,"hasResults":49,"nctId":50,"briefTitle":51,"officialTitle":52,"acronym":53,"eligibilityCriteria":54,"healthyVolunteers":49,"sex":55,"minAge":56,"maxAge":57,"enrollmentInfo":58,"targetDuration":61,"studyType":62,"phases":10,"briefSummary":63,"conditions":64,"keywords":66,"overallStatus":29,"whyStopped":10,"lastUpdateSubmitDate":68,"lastUpdatePostDateStruct":69,"startDateStruct":72,"completionDateStruct":74,"leadSponsor":76,"locationsCount":77},{"fullName":5,"class":6},"Shanghai 6th People's Hospital","OTHER",[8],{"label":9,"type":10,"description":11,"interventionNames":10},"HSP patients (ages 10 to 45) with foot deformities unresponsive to conservative therapy",null,"Patients aged 10 to 45 years who have been diagnosed with isolated Achilles tendon contracture or equinovarus cavus deformity due to hereditary spastic paraparesis (HSP) will be recruited for the study. Eligible participants must have undergone standard conservative treatments, including pharmacological therapy or rehabilitation exercises, but have demonstrated a poor response or progressive worsening of gait disturbances and foot deformities, and be capable of walking barefoot for 10 meters, with or without the use of assistive devices.",[13],{"name":14,"affiliation":15,"role":16},"Li Cao, phD","Shanghai Jiao Tong University Affiliated Sixth People's Hospital","PRINCIPAL_INVESTIGATOR",[18,22],{"name":14,"role":19,"phone":20,"phoneExt":10,"email":21},"CONTACT","+86 21 64369263","caoli2000@yeah.net",{"name":23,"role":19,"phone":24,"phoneExt":10,"email":25},"Wo tu Tian, phD","+86 21 64369181","wotu_tian@163.com",[27],{"facility":28,"status":29,"city":30,"state":31,"zip":32,"country":33,"countryCode":34,"cosmosGeoPoint":35,"geoPoint":40,"contacts":41},"Shanghai Sixth People's Hospital Affiliated to Shanghai Jiao Tong University School of Medicine","RECRUITING","Shanghai","Shanghai Municipality","213000","China","CN",{"type":36,"coordinates":37},"Point",[38,39],121.45806,31.22222,{"lat":39,"lon":38},[42],{"name":23,"role":19,"phone":43,"phoneExt":10,"email":25},"02164369181",{"type":16,"investigatorFullName":45,"investigatorTitle":46,"investigatorAffiliation":5,"oldNameTitle":10,"oldOrganization":10},"Li Cao","Professor","100588036","a-prospective-cohort-study-of-surgical-treatment-for-foot-deformities-in-hsp-100588036",false,"NCT06936163","A Prospective Cohort Study of Surgical Treatment for Foot Deformities in HSP","Surgical Outcomes of Foot Deformities in Hereditary Spastic Paraplegia: A Prospective Cohort Study","HSP","Inclusion Criteria:\n\n1. Age: 10 to 45 years old.\n2. Clinically and molecular genetically confirmed diagnosis of hereditary spastic paraparesis (HSP) with either isolated Achilles tendon contracture or equinovarus cavus deformity.\n3. Radiographic (X-ray) or computed tomography (CT) evidence confirming the presence of isolated Achilles tendon contracture or equinovarus cavus deformity.\n4. Signed informed consent form by patients\u002Flegal guardians for voluntary participation in the clinical study, with full comprehension of and commitment to study protocols .\n5. Suboptimal response to standard conservative treatments (pharmacotherapy and\u002For rehabilitative exercise programs) with progressive worsening of gait abnormalities and foot deformities .\n6. Functional impairment secondary to isolated Achilles tendon contracture or equinovarus cavus deformity, manifesting as ambulatory pain, frequent falls, and significant quality-of-life limitations.\n7. Ability to ambulate barefoot for 10 meters independently or with assistive devices.\n\nExclusion Criteria:\n\n1. Prior history of foot and ankle orthopedic surgery.\n2. Severe cognitive impairment or an inability to adhere to postoperative protocols and functional assessments.\n3. Isolated Achilles tendon contracture or equinovarus cavus deformity resulting from definitive etiologies (e.g., diabetes mellitus, infectious arthritis, or inflammatory arthropathy).\n4. Significant peripheral vascular disease or clinically significant unstable medical conditions, including malignancies, hematologic disorders, and cardiopulmonary, hepatic, or renal insufficiency.\n5. Coexisting neurodegenerative or neuromuscular disorders that are unrelated to hereditary spastic paraplegia (HSP).\n6. Poor compliance with study requirements or other contraindications to participation in clinical trials.","ALL","10 Years","45 Years",{"count":59,"type":60},100,"ESTIMATED","2 Years","OBSERVATIONAL","Through a prospective cohort study, we aim to dynamically evaluate the long-term benefits and risks associated with surgical interventions for hereditary spastic paraparesis (HSP) accompanied by foot deformities. Our goal is to systematically summarize clinical experiences to guide practice and ultimately optimize patient outcomes.\n\nThe core research objectives include elucidating:\n\n1. the long-term efficacy of foot deformity correction procedures;\n2. the optimal timing for surgical intervention;\n3. the establishment of objective evaluation criteria to guide therapeutic decision-making.",[65],"Hereditary Spastic Paraplegia",[65,67],"foot deformities","2025-04-13",{"date":70,"type":71},"2025-04-20","ACTUAL",{"date":73,"type":71},"2025-03-01",{"date":75,"type":60},"2027-04-30",{"name":5,"class":6},1]