[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100054121":3},{"organization":4,"armGroups":7,"interventions":8,"overallOfficials":7,"centralContacts":12,"locations":18,"responsibleParty":30,"collaborators":7,"id":33,"slug":34,"hasResults":35,"nctId":36,"briefTitle":37,"officialTitle":38,"acronym":7,"eligibilityCriteria":39,"healthyVolunteers":35,"sex":40,"minAge":41,"maxAge":7,"enrollmentInfo":42,"targetDuration":7,"studyType":45,"phases":7,"briefSummary":46,"conditions":47,"keywords":7,"overallStatus":49,"whyStopped":7,"lastUpdateSubmitDate":50,"lastUpdatePostDateStruct":51,"startDateStruct":54,"completionDateStruct":56,"leadSponsor":58,"locationsCount":59},{"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,"countryCode":23,"cosmosGeoPoint":24,"geoPoint":29,"contacts":7},"Ain-Shams University Hospitals","Cairo","Egypt","EG",{"type":25,"coordinates":26},"Point",[27,28],31.24967,30.06263,{"lat":28,"lon":27},{"type":31,"investigatorFullName":14,"investigatorTitle":32,"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","internal-jugular-vein-collapsibility-index-as-a-predictor-of-hypotension-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":43,"type":44},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.",[48],"Intraoperative Hypotension","NOT_YET_RECRUITING","2026-07-10",{"date":52,"type":53},"2026-07-13","ACTUAL",{"date":55,"type":44},"2026-07-11",{"date":57,"type":44},"2027-02-11",{"name":5,"class":6},1]