[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"localized-osteosarcoma\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:localized-osteosarcoma":25},{"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":15,"eligibilityCriteria":16,"healthyVolunteers":11,"sex":17,"minAge":4,"maxAge":18,"enrollmentInfo":19,"targetDuration":4,"studyType":22,"phases":4,"briefSummary":23,"conditions":24,"keywords":26,"overallStatus":28,"whyStopped":4,"lastUpdateSubmitDate":29,"lastUpdatePostDateStruct":30,"startDateStruct":33,"completionDateStruct":35,"leadSponsor":37,"locationsCount":40},"100430821","observational-study-in-localized-osteosarcoma-100430821",false,"NCT04890067","Observational Study in Localized Osteosarcoma","Multicenter Observational Study on the Treatment of Patients With Localized Osteosarcoma","ISG Os2Oss","Inclusion Criteria:\n\n* Diagnosis of high grade OS of the extremities\n* Age at diagnosis ≤ 40 years at the time of diagnosis\n* Localized disease (skip metastases are allowed)\n* Adequate organ function according the AIEOP\u002FISG OS 2021 recommendation\n* Patients or parents oe guardians of minors who have given their written informed consent to participate in the study\n\nExclusion Criteria:\n\n* Presence of metastases\n* Diagnosis of periosteal OS, of parosteal OS or secondary OS\n* Any medical condition which can not allowed the use of the treatments recommended by AIEOP\u002FISG OS 2021","ALL","40 Years",{"count":20,"type":21},120,"ESTIMATED","OBSERVATIONAL","Observational prospective trial aimed to collect the collect demographic, clinical, surgical, pathological and molecular characteristics and treatment from patients affected by localized OsteoSarcoma (OS) treated according the AIEOP\u002FItalian Sarcoma Group (ISG) OS 2021",[25],"Localized Osteosarcoma",[27],"Osteosarcoma","RECRUITING","2026-03-24",{"date":31,"type":32},"2026-03-27","ACTUAL",{"date":34,"type":32},"2021-07-30",{"date":36,"type":21},"2026-12-30",{"name":38,"class":39},"Italian Sarcoma Group","NETWORK",16]