Summary of the Mayo Clinic experience with direct left ventricular puncture
S R Ommen1, S T Higano, R A Nishimura
1Division of Cardiovascular Diseases, Mayo Clinic, Rochester, Minnesota 55905, USA.
Insights
Direct percutaneous left ventricular puncture is a safe and effective method for hemodynamic assessment in patients with prosthetic valves. This technique provides crucial diagnostic information for managing complex cardiac cases, especially after surgery.
Area of Science:
- Cardiology
- Cardiac Surgery
- Interventional Cardiology
Background:
- Hemodynamic assessment in patients with prosthetic valves is challenging due to noninvasive technique limitations.
- Direct left ventricular pressure measurement is often difficult to obtain with standard methods.
Purpose of the Study:
- To evaluate the safety and diagnostic utility of direct, percutaneous left ventricular puncture.
- To assess patients with valvular prostheses, particularly those with prior cardiac surgery.
Main Methods:
- Direct, percutaneous left ventricular puncture was performed.
- The technique was applied over an 8-year period in patients with valvular prostheses.
Main Results:
- Direct left ventricular puncture was found to be a safe procedure.
- The technique provided significant diagnostic information in patients with multiple prosthetic valves.
Conclusions:
- Percutaneous left ventricular puncture is a safe and valuable tool for hemodynamic assessment in patients with prosthetic valves.
- This method aids in managing challenging clinical situations involving prosthetic heart valves.
Abstract:
Hemodynamic assessment of patients with prosthetic valves can be challenging. Noninvasive techniques may be limited by interference from the prosthetic material, whereas access to the left ventricle for direct pressure measurements often is not possible using common methods. The technique of direct, percutaneous left ventricular puncture has been proven to be a safe method that often provides needed data to help manage difficult clinical situations. We report our 8-yr experience with this technique for assessment of patients with valvular prostheses. Direct left ventricular puncture is a safe technique in patients with prior cardiac surgery and provided significant diagnostic information in the set of patients with multiple valvular prostheses.
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