Publications by authors named "Bontemps T"

Article Synopsis
  • Impairment of left ventricular ejection is a rare but recognized complication following mitral valve replacement, especially with ball prostheses or standard bioprostheses in patients with small ventricles.
  • Two recent cases highlighted this issue, where patients faced complications but were successfully re-operated on, one five weeks later and the other immediately after the initial surgery.
  • A literature review supports the use of Doppler-sonocardiography for diagnosing this condition, emphasizing that prompt re-operation can reduce the risk of mortality linked to post-operative myocardial dysfunction.
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Article Synopsis
  • Left ventricular ejection impediment can occur after mitral valve replacement, especially in patients with isolated mitral stenosis and small left ventricles.
  • Using a "low profile" valve does not reduce the risk of this complication.
  • Diagnosis typically requires catheterization, though ultrasound-Doppler technology may simplify the process.
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Secondary prevention of myocardial infarction includes all measures likely to reduce morbidity and mortality after the infarction. It is a highly heterogeneous concept applied to a highly heterogeneous disease. The natural history of myocardial infarction, which must be known to determine the frequency of critical events and hence devise a trial, is incomplete particularly since treatment capable of altering this history (aorto-coronary bypass, thrombolysis) have been introduced.

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The authors report 11 cases of spikes occurring under bepridil treatment. It concerns an elderly population, predominantly female, receiving most of the time 300 mg of bepridil. The frequency of associated hypokalemic or arrhythmic medications is emphasized.

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Article Synopsis
  • Three new cases of interstitial pneumopathy caused by amiodarone were reported, adding to nearly 200 existing cases in literature, highlighting the condition's relevance.
  • Key characteristics of the disease include clinical, radiological, and biological features, with bronchoalveolar irrigation noted as beneficial for treatment.
  • Factors that might increase risk include high doses, long-term use, other anti-arrhythmic medications, and existing lung issues, but proof is still lacking; stopping amiodarone and using steroids often leads to quick improvement.
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An automatic and quantitative analysis method for tomographic scintigraphy was applied to 104 patients with myocardial infarction (anterior 37, inferior 67, lateral 20, involving 2 territories in some cases). All patients underwent exercise and redistribution scintigraphy and coronary arteriography which served as reference. Two types of tomographic sections were used: 2 short axis sections exploring the left ventricle at different levels, and 1 apical section at a right angle with the first ones.

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Administration of 25 mg of captopril to 10 patients with heart failure (NYHA II, III) produces at rest after 60 min bradycardia (-7 per cent, p less than 0.01), hypotension (-8 per cent) and improvement of the preload (-30 per cent, p less than 0.01).

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