[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"health-study-detail:100578645":3},{"organization":4,"armGroups":7,"interventions":14,"overallOfficials":19,"centralContacts":23,"locations":30,"responsibleParty":46,"collaborators":10,"id":48,"slug":49,"hasResults":50,"nctId":51,"briefTitle":52,"officialTitle":53,"acronym":10,"eligibilityCriteria":54,"healthyVolunteers":55,"sex":56,"minAge":57,"maxAge":58,"enrollmentInfo":59,"targetDuration":62,"studyType":63,"phases":10,"briefSummary":64,"conditions":65,"keywords":68,"overallStatus":32,"whyStopped":10,"lastUpdateSubmitDate":72,"lastUpdatePostDateStruct":73,"startDateStruct":76,"completionDateStruct":78,"leadSponsor":80,"locationsCount":81},{"fullName":5,"class":6},"Haseki Training and Research Hospital","OTHER",[8],{"label":9,"type":10,"description":11,"interventionNames":12},"postspinal hypotension",null,"Hypotension will be defined as (1) a decrease in systolic blood pressure \\>30% or a decrease in mean arterial pressure (MAP) \\>20% from baseline, or (2) systolic blood pressure \\\u003C90 mmHg or MAP \\\u003C65 mmHg, within the time period starting from spinal anaesthesia and surgical delivery.",[13],"Other: carotid ultrasound",[15],{"type":6,"name":16,"description":17,"armGroupLabels":18,"otherNames":10},"carotid ultrasound","The investigator will perform a carotid ultrasound just 2 cm before the carotid bulb and measure the corrected flow time and flow using Doppler and pulse wave analysis. The corrected carotid flow time will be calculated according to Bazett's equation.",[9],[20],{"name":21,"affiliation":5,"role":22},"Berna Caliskan, MD","PRINCIPAL_INVESTIGATOR",[24,28],{"name":21,"role":25,"phone":26,"phoneExt":10,"email":27},"CONTACT","05067108770","caliskan.b@gmail.com",{"name":29,"role":25,"phone":10,"phoneExt":10,"email":27},"Berna Caliskan",[31],{"facility":5,"status":32,"city":33,"state":10,"zip":10,"country":34,"countryCode":10,"cosmosGeoPoint":35,"geoPoint":40,"contacts":41},"RECRUITING","Istanbul","Turkey (Türkiye)",{"type":36,"coordinates":37},"Point",[38,39],28.94966,41.01384,{"lat":39,"lon":38},[42,44],{"name":21,"role":25,"phone":43,"phoneExt":10,"email":27},"+905067108770",{"name":45,"role":25,"phone":10,"phoneExt":10,"email":27},"Berna",{"type":47,"investigatorFullName":10,"investigatorTitle":10,"investigatorAffiliation":10,"oldNameTitle":10,"oldOrganization":10},"SPONSOR","100578645","carotid-flow-measurements-in-pregnant-women-100578645",false,"NCT06813989","Carotid Flow Measurements in Pregnant Women","Evaluation of the Effectiveness of Carotid Flow Measurements in Predicting Post-Spinal Hypotension in Pregnant Women","Inclusion Criteria:\n\n* \"Uncomplicated term pregnant women aged 20-40 years classified as ASA 1-2.\n\nExclusion Criteria:\n\n* Those diagnosed with preeclampsia or eclampsia or with systolic blood pressure above 160\n\nIndividuals with arrhythmia\n\nIndividuals with contraindications for spinal anesthesia\n\nIndividuals with Ba MI over 40\n\nThose with a gestational age under 36 weeks or over 41 weeks\n\nIndividuals with chronic kidney insufficiency (GRF under 60)\n\nThose with carotid stenosis or a history of previous cerebrovascular events\n\nPatients with placental anomalies\n\nThose initially planned for expected delivery but later switched to cesarean after being taken to trauma.\n\nPatients were taken to the operating room with an emergency cesarean decision\n\nIn case of failed spinal anaesthesia, those who switched to general anaesthesia before delivery",true,"FEMALE","20 Years","40 Years",{"count":60,"type":61},60,"ESTIMATED","2 Days","OBSERVATIONAL","The goal of this observational study is to reveal the relation between carotid flow changes and post-spinal hypotension in pregnant women between the ages of 20-40. The main question it aims to answer is:\n\nDo the carotid flow blood flow measurements and corrected flow time change before and after spinal anaesthesia related to postspinal hypotension? Participants are already receiving spinal anaesthesia to receive a caesarean section. As part of their regular anaesthesia management protocol, they will answer questions about anaesthesia management. The participants will only examined by ultrasound twice.",[66,67],"Postspinal Hypotension","Pregnant Women Undergoing Cesarean Delivery",[69,70,9,71],"carotid blood flow","corrected carotid flow time","cesarean delivery","2025-03-17",{"date":74,"type":75},"2025-03-18","ACTUAL",{"date":77,"type":75},"2025-02-15",{"date":79,"type":61},"2025-06-01",{"name":5,"class":6},1]