Related Experiment Videos
Transesophageal echocardiography
B K Khandheria1, J B Seward, A J Tajik
1Division of Cardiovascular Diseases and Internal Medicine, Mayo Clinic Rochester, Minnesota 55905.
Mayo Clinic Proceedings
|September 1, 1994
Summary
Transesophageal echocardiography (TEE) offers superior diagnostic accuracy for cardioembolism, prosthetic valves, and cardiac masses compared to transthoracic echocardiography (TTE). It is safe for critically ill patients but has limited use in pediatric congenital heart disease.
Area of Science:
- Cardiovascular Imaging
- Diagnostic Cardiology
- Medical Procedures
Background:
- Transesophageal echocardiography (TEE) is an advanced imaging technique for cardiac assessment.
- Its diagnostic yield and safety profile require comprehensive evaluation.
- Comparison with transthoracic echocardiography (TTE) is crucial for defining its role.
Purpose of the Study:
- To delineate the diagnostic applications of TEE in various cardiac conditions.
- To review contraindications and potential complications associated with TEE.
- To summarize institutional experience and literature findings on TEE utility.
Main Methods:
- Review of accepted clinical applications of TEE.
- Analysis of Mayo Clinic's 6-year experience with 7,134 TEE examinations.
- Systematic review of TEE results reported in medical literature.
Main Results:
- TEE shows higher diagnostic yield than TTE for cardioembolism sources.
- TEE is highly sensitive for prosthetic valve abnormalities and endocarditis.
- TEE excels in characterizing cardiac masses and diagnosing aortic dissection.
Conclusions:
- TEE is a valuable tool for diagnosing complex cardiac pathologies, especially in adults.
- It is safe for critically ill and ventilated patients, with specific contraindications noted.
- TEE's role is limited in pediatric congenital heart disease, where TTE suffices.