[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100054121":3},{"organization":4,"outcomesModule":7,"designInfo":13,"detailedDescription":12,"studyPopulation":16,"armGroups":12,"interventions":17,"overallOfficials":12,"centralContacts":21,"locations":27,"responsibleParty":39,"collaborators":12,"id":42,"slug":12,"hasResults":43,"nctId":44,"briefTitle":45,"officialTitle":46,"acronym":12,"eligibilityCriteria":47,"healthyVolunteers":43,"sex":48,"minAge":49,"maxAge":12,"enrollmentInfo":50,"targetDuration":12,"studyType":53,"phases":12,"briefSummary":54,"conditions":55,"keywords":12,"overallStatus":57,"whyStopped":12,"lastUpdateSubmitDate":58,"lastUpdatePostDateStruct":59,"startDateStruct":62,"completionDateStruct":64,"leadSponsor":66,"locationsCount":67},{"fullName":5,"class":6},"Ain Shams University","OTHER",{"primaryOutcomes":8,"secondaryOutcomes":12,"otherOutcomes":12},[9],{"measure":10,"description":10,"timeFrame":11},"Optimal cut-off value of ultrasound guided Internal Jugular Vein Collapsibility Index (percent) (%) to predict post induction hypotension.","The first 15 minutes after induction of general anesthesia.",null,{"allocation":12,"interventionModel":12,"interventionModelDescription":12,"primaryPurpose":12,"observationalModel":14,"timePerspective":15,"maskingInfo":12},"CASE_ONLY","PROSPECTIVE","* Patients aged ≥ 60 years.\n* Scheduled for elective laparoscopic colorectal surgeries under general anesthesia.",[18],{"type":6,"name":19,"description":20,"armGroupLabels":12,"otherNames":12},"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.",[22],{"name":23,"role":24,"phone":25,"phoneExt":12,"email":26},"Ibrahim Mamdouh Esmat","CONTACT","01001241928","ibrahim_mamdouh@med.asu.edu.eg",[28],{"facility":29,"status":12,"city":30,"state":12,"zip":12,"country":31,"countryCode":32,"cosmosGeoPoint":33,"geoPoint":38,"contacts":12},"Ain-Shams University Hospitals","Cairo","Egypt","EG",{"type":34,"coordinates":35},"Point",[36,37],31.24967,30.06263,{"lat":37,"lon":36},{"type":40,"investigatorFullName":23,"investigatorTitle":41,"investigatorAffiliation":5,"oldNameTitle":12,"oldOrganization":12},"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":51,"type":52},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.",[56],"Intraoperative Hypotension","NOT_YET_RECRUITING","2026-07-10",{"date":60,"type":61},"2026-07-13","ACTUAL",{"date":63,"type":52},"2026-07-11",{"date":65,"type":52},"2027-02-11",{"name":5,"class":6},1]