[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100054121":3},{"organization":4,"armGroups":7,"interventions":8,"overallOfficials":7,"centralContacts":12,"locations":18,"responsibleParty":29,"collaborators":7,"id":32,"slug":7,"hasResults":33,"nctId":34,"briefTitle":35,"officialTitle":36,"acronym":7,"eligibilityCriteria":37,"healthyVolunteers":33,"sex":38,"minAge":39,"maxAge":7,"enrollmentInfo":40,"targetDuration":7,"studyType":43,"phases":7,"briefSummary":44,"conditions":45,"keywords":7,"overallStatus":47,"whyStopped":7,"lastUpdateSubmitDate":48,"lastUpdatePostDateStruct":49,"startDateStruct":52,"completionDateStruct":54,"leadSponsor":56,"locationsCount":57},{"fullName":5,"class":6},"Ain Shams University","OTHER",null,[9],{"type":6,"name":10,"description":11,"armGroupLabels":7,"otherNames":7},"Internal Jugular Vein Collapsibility Index","Assessment of internal jugular vein collapsibility index to predict hypotension after the induction of general anesthesia in geriatric patients undergoing laparoscopic colorectal surgeries.",[13],{"name":14,"role":15,"phone":16,"phoneExt":7,"email":17},"Ibrahim Mamdouh Esmat","CONTACT","01001241928","ibrahim_mamdouh@med.asu.edu.eg",[19],{"facility":20,"status":7,"city":21,"state":7,"zip":7,"country":22,"cosmosGeoPoint":23,"geoPoint":28,"contacts":7},"Ain-Shams University Hospitals","Cairo","Egypt",{"type":24,"coordinates":25},"Point",[26,27],31.24967,30.06263,{"lat":27,"lon":26},{"type":30,"investigatorFullName":14,"investigatorTitle":31,"investigatorAffiliation":5,"oldNameTitle":7,"oldOrganization":7},"PRINCIPAL_INVESTIGATOR","Professor of Anesthesia, Intensive Care and Pain Management,Faculty of Medicine, Ain- shams University, Cairo, Egypt.","100054121",false,"NCT07692425","Internal Jugular Vein Collapsibility Index as a Predictor of Hypotension","Internal Jugular Vein Collapsibility Index as a Predictor of Hypotension After The Induction of General Anesthesia in Geriatric Patients Undergoing Laparoscopic Colorectal Surgeries: A Prospective Observational Study","Inclusion Criteria:\n\n* Patients aged ≥ 60 years.\n* Scheduled for elective laparoscopic colorectal surgeries under general anesthesia.\n\nExclusion Criteria:\n\n* Patients' refusal of procedure or participation in the study.\n* Severe aortic stenosis, irregular ventricular rhythm (atrial fibrillation or frequent premature ventricular contractions), or any contraindication to perform passive leg raise (PLR).","ALL","60 Years",{"count":41,"type":42},70,"ESTIMATED","OBSERVATIONAL","The internal jugular vein (IJV) collapsibility index has been proposed as a practical alternative of of the inferior vena cava collapsibility index (IVC-CI), as it is easily accessible using bedside ultrasonography. Several studies have demonstrated a correlation between IJV collapsibility and central venous pressure as well as right atrial pressure.",[46],"Intraoperative Hypotension","NOT_YET_RECRUITING","2026-07-10",{"date":50,"type":51},"2026-07-13","ACTUAL",{"date":53,"type":42},"2026-07-11",{"date":55,"type":42},"2027-02-11",{"name":5,"class":6},1]