[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-studies-list:{\"conditionNormalized\":\"chronic-pain-following-surgical-procedure-for-cancer\",\"overallStatus\":[\"RECRUITING\",\"AVAILABLE\",\"NOT_YET_RECRUITING\"],\"orderBy\":\"LastUpdateSubmitDate:desc\",\"size\":25,\"offset\":0}":3,"health-study-condition:chronic-pain-following-surgical-procedure-for-cancer":54},{"pageToken":4,"total":5,"offset":6,"count":5,"results":7},null,1,0,[8],{"id":9,"slug":4,"hasResults":10,"nctId":11,"briefTitle":12,"officialTitle":13,"acronym":14,"eligibilityCriteria":15,"healthyVolunteers":10,"sex":16,"minAge":17,"maxAge":18,"enrollmentInfo":19,"targetDuration":4,"studyType":22,"phases":23,"briefSummary":25,"conditions":26,"keywords":29,"overallStatus":42,"whyStopped":4,"lastUpdateSubmitDate":43,"lastUpdatePostDateStruct":44,"startDateStruct":47,"completionDateStruct":49,"leadSponsor":51,"locationsCount":5},"100644988",false,"NCT07675096","Super-voltage PRF of Stellate Ganglion Versus Super-voltage PRF of T2 T3 Sympathetic Ganglia in Managing PMPS.","Super-voltage Pulsed Radiofrequency of Stellate Ganglion Versus Super-voltage Pulsed Radiofrequency of T2 T3 Sympathetic Ganglia in Managing Postmastectomy Pain Syndrome.","PMPS PRF","Inclusion Criteria:\n\n* Female patients aged 18-60 years.\n* Patient of class II according to the American society of Anesthesiologists (ASA) physical status classification system.\n* History of unilateral mastectomy for breast cancer.\n* Persistent pain \\>3 months postoperatively.\n* VAS score ≥4 despite pharmacological management.\n* Patients with neuropathic pain who has a score ≥4 by (DN4) questionnaire.\n* Patients on more than 1 antineuropathic drug.\n\nExclusion Criteria:\n\n* Coagulopathy or anticoagulant therapy.\n* Local infection at injection site.\n* History of psychiatric illness or cognitive dysfunction.\n* Previous intervention in the same region (e.g., prior stellate ganglion block or thoracic radiofrequency ablation).\n* Allergy to local anesthetics or contrast agents.","FEMALE","18 Years","60 Years",{"count":20,"type":21},75,"ESTIMATED","INTERVENTIONAL",[24],"NA","The aim of this study is to compare the effectiveness of super-voltage pulsed radiofrequency of stellate ganglion and super-voltage pulsed radiofrequency of T2-T3 sympathetic ganglia in the treatment of postmastectomy pain syndrome.",[27,28],"Post Mastectomy Pain Syndrome","Chronic Pain Following Surgical Procedure for Cancer",[30,31,32,33,34,35,36,37,38,39,40,41],"Analgesics","Opioids","gabapentin","post mastectomy pain syndrome","chronic pain","Radiofrequency","stellate ganglion block","sympathectomy","T2","T3","SV-PRF","super-voltage pulsed radiofrequency","NOT_YET_RECRUITING","2026-06-23",{"date":45,"type":46},"2026-06-30","ACTUAL",{"date":48,"type":21},"2026-07-01",{"date":50,"type":21},"2027-08-30",{"name":52,"class":53},"National Cancer Institute, Egypt","OTHER",""]