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Modified technique of BMV for severe submitral stenosis
Manjunath C Nanjappa1, Prabhavathi Bhat, Arunkumar Panneerselvam
1Sri Jayadeva Institute of Cardiovascular Sciences & Research, BG Road, Bangalore, India. drparun1976@gmail.com
The Journal of Invasive Cardiology
|September 6, 2011
Summary
Severe subvalvular stenosis prevented balloon mitral valvotomy (BMV) catheter entry. A modified technique to free the subvalvular apparatus enabled successful BMV in this challenging case.
Area of Science:
- Cardiology
- Interventional Cardiology
- Cardiac Surgery
Background:
- Balloon mitral valvotomy (BMV) is a standard treatment for mitral stenosis.
- Severe subvalvular stenosis can complicate BMV by obstructing catheter passage into the left ventricle.
Observation:
- A patient presented with severe mitral stenosis and a critically small submitral orifice (0.4 cm²).
- Standard BMV was not feasible due to the inability of the balloon catheter to cross the narrowed subvalvular area.
Findings:
- A modified technique involving liberation of the submitral apparatus was successfully employed.
- This novel approach facilitated the passage of the BMV balloon catheter into the left ventricle.
Implications:
- This modified technique offers a potential solution for challenging BMV cases with severe submitral stenosis.
- It expands the applicability of BMV in complex anatomical scenarios, potentially improving patient outcomes.
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