J Med Assoc Thai 2000; 83 (12):1486

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Percutaneous Balloon Mitral Valvulotomy with Transesophageal Echocardiographic Monitoring: Experience in Khon Kaen University
Kiatchoosakun S Mail, Silaruks S , Tatsanavivat P , Klungboonkrong V , Tansuphasawadikul S

SONGKWAN SILARUKS, M.D.*, _x000D_
VIRAT KLUNGBOONKRONG, M.D.*, _x000D_
To study the results and complications of Percutaneous Balloon Mitral Valvulotomy _x000D_
with Transesophageal Echocardiographic monitoring in patients with symptomatic mitral _x000D_
stenosis. From November 1996 to November 1998, PBMV with TEE monitoring was _x000D_
performed in 107 patients with symptomatic mitral stenosis. There were 72 females and 35 _x000D_
males, aged 19 to 65 years (mean 37 .63). The mitral valve was successfully dilated in 104 _x000D_
patients. Immediately after PBMV, there was significant reduction of mean mitral valve _x000D_
gradient (17.89 _x000D_
เธ‘ _x000D_
6.7 mm Hg to 6.21 _x000D_
เธ‘ _x000D_
3.02 mm Hg), mean left atrial pressure (26.67 _x000D_
เธ‘ _x000D_
6.61 _x000D_
mm Hg to 13.97 _x000D_
เธ‘ _x000D_
4.7 mm Hg), mean pulmonary artery pressure (35.21 _x000D_
เธ‘ _x000D_
13.03 mm Hg to _x000D_
27.71 _x000D_
เธ‘ _x000D_
10.31 mm Hg). Mitral valve area was increased from 0.80 _x000D_
เธ‘ _x000D_
0.24 cm _x000D_
2 _x000D_
to 1.75 _x000D_
เธ‘ _x000D_
0.42 _x000D_
cm2 and cardiac output was increased from 3.84 _x000D_
เธ‘ _x000D_
0.97 Llmin to 4.74 _x000D_
เธ‘ _x000D_
1.09 Llmin. Mitral _x000D_
regurgitation was detected in 20 patients, severe mitral regurgitaion appeared in one patient. _x000D_
None of these patients required emergency surgery. Cardiac tamponade was detected in _x000D_
one case and resolved by pericardiocentesis. TEE was well tolerated and no complications _x000D_
of TEE were detected. PBMV aided by TEE is safe and well tolerated. _x000D_
Key word : Transesophageal Echocardiography, Percutaneous Balloon Mitral Valvulotomy, Khon _x000D_
Kaen University

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