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Results for “MITRAL VALVE STENOSIS”

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[Evaluation of right ventricular myocardial excursions in patients with mitral valve stenosis without pulmonary hypertension].

As many as 23 patients with mitral stenosis were examined intraoperatively, by evaluating of intracardiac hemodynamics and right ventricle myocardial excursions. Before mitral stenosis was corrected, 56% of patients had demonstrated myocardial excursion disorders. After the correction the number of patients with myocardial dysfunction halved. The transition of patients belonging to the group with abnormal myocardial excursions to the group with normal excursions depends on the scope of surgical intervention and pharmacological support. After the correction of mitral stenosis cardiogenic and pulmonogenic complications may mostly be seen in the patients' group showing abnormal myocardial excursions. It is concluded that the symptom of abnormal right ventricle myocardial excursions is of prognostic significance with respect to the development of complications in the early postoperative period.

Adult↗

[Lung thallium uptake for non-invasive assessment of increased pulmonary pressure in mitral valve stenosis].

30 patients (24 females, 5 males) with angiographically proven mitral stenosis as well as 10 healthy controls were investigated by wedge catheterism and thallium-201-scintigraphy to calculate the heart-lung quotient (HLQ) of the isotope. All patients with mitral stenosis could be discriminated from controls by a pathological increase of isotope concentration in the lungs. 4 groups could be subdivided: the 1st group consisted of 21% of the patients with normal pulmonary artery pressure of x = 13.06 mm Hg and a normal HLQ less than 1.1. The 2nd group of 39% of the patients showed passive pulmonary hypertension with a PAm of x = 27.57 mm Hg and HLQ between 1.1 and 1.4 A 3rd group showed PAm of 36.76 mm Hg with reactive pulmonary hypertension and a HLQ between 1.4 and 1.6. The last group showed pulmonary hypertension of x = 45 mm Hg PAm and a HLQ of greater than 1.6. Scintigraphy alone allowed classification of the patients, so the value of this method is proven for pre- and postoperative strategy.

Exercise Test↗

[Surgical tactics in pregnant women with mitral valve stenosis].

The rationale of undertaing operative interventions in pregnant women with mitral stenosis of the III and IV stages is analyzed. On the basis of his investigations the author thinks that in women with severe mitral stenosis of the II and IV stages and with the gestation term of up to 30 weeks mitral commissurotomy is indicated. In patients at these stages of the disease and with full-term pregnancy laparotomy may be performed when there is no pulmonary edema and no risk of its development. Simultaneous mitral commissurotomy and cesarian section are indicated in women with mitral stenosis of the III and IV stages and full-term pregnancy in cases of already existing pulmonary edema or when there is a danger of its development.

Adolescent↗

Aortoventriculoplasty in a patient with complex left ventricular outflow tract obstruction, mitral valve stenosis and aneurysm of the ascending aorta.

We describe a new method of aortoventriculoplasty in a patient with calcified mitral stenosis, aortic valvular stenosis, severe left ventricular outflow tract obstruction, and aneurysm of the ascending aorta. This complex pathology was successfully treated with replacement of both the valves and a tubular dacron graft. The proximal end of the dacron tube was tailored as a patch for the repair of the ventricular septum and the aortic root, and the distal end was anastomosed to the distal ascending aorta. The patient had an uneventful recovery and postoperative echocardiography showed no significant residual gradient on the left ventricular outflow tract.

Aortic Aneurysm, Thoracic↗

Interventional catheterization of left heart lesions, including aortic and mitral valve stenosis and coarctation of the aorta.

The current status of percutaneous balloon valvotomy for aortic, subaortic, and mitral stenosis and angioplasty of aortic arch obstructions are reviewed. Results from the authors and other laboratories are discussed in relation to technique and other factors such as patient age and underlying pathology. Current indications for these procedures are reviewed.

Adolescent↗