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Study for comparison of left heart pressure measured by lung blood flow via ultrasound of heart with left heart pressure by direct insertion of needle in patients undergoing elective bypass surgery

Study to compare left atrial pressure measured by pulmonary venous flow via transesophageal echocardiography with left atrial pressure via direct needle insertion in patients undergoing elective off pump coronary artery bypass grafting - NIL

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2024/10/075236
Enrollment
40
Registered
2024-10-14
Start date
Unknown
Completion date
Unknown
Last updated
2024-11-11

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Health Condition 1: I251- Atherosclerotic heart disease of native coronary artery

Interventions

Intervention1: NIL: NIL Control Intervention1: NIL: NIL

Sponsors

GIPMER, NEW DELHI
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: LVEF MORE THAN AND EQUAL TO 50 PERCENT

Exclusion criteria

Exclusion criteria: Mitral/aortic valve or other significant valve abnormalities Non-sinus rhythm Inotropic support/ IABP/hemodynamically unstable patient pre-operatively Patients on ventricular assist device Patients requiring conversion from off pump CABG to on pump CABG Critical left main coronary artery disease Intracardiac shunts Congenital Heart disease Redo surgery Patients with known contraindications for the insertion of TEE

Design outcomes

Primary

MeasureTime frame
1. Deceleration time of pulmonary vein diastolic wave (DT(D)) 2. Left atrial pressure (LAP) measured directly via needle insertionTimepoint: Immediately post sternotomy and 15 minutes after protamine administration—

Secondary

MeasureTime frame
1. Calculated LAP via E/e prime 2. Left Atrial Diameter 3. NT pro BNP levels Timepoint: Immediately post sternotomy & 15 minutes after protamine administration—

Countries

India

Contacts

Public ContactDr Rachna Wadhwa

GIPMER

drrachnawadhwa@gmail.com9891943326

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026