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Biomedical subjects

J L Fincker

Publications and source records attributed to J L Fincker.

At least 37 records · Page 2Linked to original sources

[Valvular or muscular cause of heart sounds?].

During the last twenty years, the genesis of the high frequency heart sounds could be outlined in the opposition between "valvular" and "muscular" theories challengers. The latter argued with haemodynamic results and the former with echographic results. The improving investigation methods permitted recently the understanding of valvular closure and authorize conciliation. A valvulo-muscular theory is suggested on the basis of non invasive methods: sound and external pulses recordings, and echography.

Echocardiography↗

[Calcifications of the mitral annulus mimicking rheumatic mitral valve disease. A case].

Long neglected, the significance of mitral annulus calcification had now been re-evaluated with the help of echocardiography. An unusual case with clinical symptoms mimicking rheumatic mitral valve disease has enabled the authors to discuss the acoustic manifestations of this entity, its evolutive potential and its causative factors. It is concluded that mitral annulus calcification should no longer be considered as a benign feature of the ageing heart.

Calcinosis↗

[Prolonged fever revealing acquired toxoplasmosis in an adult].

Two cases of acquired toxoplasmosis are reported in 16 and 44 year old patients; prolonged fever was the dominating sign in both cases. It follows from these observations that toxoplasmosis has to be systematically considered as a possible etiology of prolonged fever of undetermined origin.

Adolescent↗

[Evaluation of left ventricular function by external methods. Comparative study of systolic intervals and apexcardiography].

In a number of conditions characterised by major disturbance of myocardial contractility (15 cases of thyrotoxicosis, 18 of hypokinetic cardiomyopathy and 9 of hypertrophic cardiomyopathy), the authors have compared the results of measuring the systolic intervals as derived from the quotient PPE/TE with an analysis of the upstroke of the apex electrocardiogram derived from measurement of the t-da/dt interval and from the quotient da/dt/A. The quotient PPE/TE is markedly lowered in the hypokinetic cardiomyopathies. On the other hand this quotient does not differentiate between normal subjects and patients with thyrotoxicosis or hypertrophic cardiomyopathy. By contrast the measurements derived from the electrocardiogram, and especially the quotient da/dt/A, differentiate very clearly between the various pathological conditions.

Cardiomegaly↗

[Carcinoid of the small intestines with right cardiac involvement. Clinical, phonomechanographical hemodynamic and anatomical study].

The authors report a case of carcinoid of the small intestine with liver metastases in whom the entire right side of the heart was affected, with severe tricuspid incompetence and pulmonary stenosis. The extent of the fibrosis, which affected all three layers of the heart on the right side has lead the authors to reconsider the various factors which cause the heart failure in carcinoid syndrome. This must now be included in the wider category of APUD. The severity of the tricuspid lesions compared with the derangement of the valvular and subvalvular structures makes an argument in favour of surgical correction.

Carcinoid Tumor↗