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Biomedical subjects

R Vannier

Publications and source records attributed to R Vannier.

At least 19 recordsLinked to original sources

Membranoproliferative glomerulonephritis associated with pulmonary sarcoidosis.

A 34-year-old woman with pulmonary and ganglionary sarcoidosis developed a nephritic syndrome. The renal biopsy demonstrated a type-1 membranoproliferative glomerulonephritis. Clinical and histological remission of the renal disease following indomethacin treatment was associated with the remission of sarcoidosis. Prior reports have emphasized the association of a membranous glomerulonephritis with sarcoidosis. Temporal sequence of events and biological data suggest that hypocomplementemic membranoproliferative glomerulonephritis may be linked to sarcoidosis. The role of immune complexes in the pathogenesis of the 2 diseases is also discussed.

Adult

[Pitfalls in restorative dentistry].

The first part of this report contains data on the pitfalls which may be encountered during the diagnosis of conditions for which reconstructive dentistry is applicable: dental caries, pulpitis, pulpo -arthritis, desmodontitis . The second part enumerates possible pitfalls during reconstructive dental surgery: anesthesia, arsenical dressings, use of canal pins and of ozone, canal obturation and its immediate consequences, nerve root artefacts and sections under anesthesia, apical cysts, caries obturation.

Dental Caries

[Pulp protectors and the deep regions of the cavity].

Increasing emphasis is being placed on the use of agents for protection of the pulp and the deep regions of the pulp cavity, modern conservative dentistry attempting as far as possible to conserve pulp vitality. The aim of this report is to assist the dental practitioner in his choice of the different varnishes and cements marketed by dental product manufacturers, to ensure the maximum of benefits for patients' teeth.

Calcium Hydroxide

[Partial anomalous pulmonary venous drainage of the left lung into the innominate vein (author's transl)].

From 5 cases of partial anomalous pulmonary venous drainage of the left lung into the innominate vein, it has been thought of interest to situate this type of venous anomaly among the partial anomalous pulmonary venous drainage classification. It is revealed in 2 different ways. In adults, this malformation sets the problem of the diagnosis of an abnormal chest Xray, without symptom. In children, this vascular abnormality is discovered during the exploration of a congenital cardiopathy which causes the main symptoms. Embryological data are reviewed and statistics of frequency which lead to show that this type of partial anomalous venous drainage is often misunderstood, particularly with regard to anomalous venous drainage of the right lung.

Adult

[Cutaneous, subcutaneous, and lymph node cryptoccosis in a patient with sarcoidosis (author's transl)].

An Algerien patient aged 31 years with a histologically confirmed mediastinopulmonary sarcoidosis had a persistent stable miliary pulmonary x-ray image after cortisone therapy. Eighteen months after stopping the corticotherapy, he developed cryptococcosis which was mainly cutaneous, but associated with subcutaneous abscesses and peripheral adenopathy, and without lesions in the viscera or deep nodes. Cryptococcus antigens were present in the serum and there was a humoral and cellular immunity reaction towards the cryptococcus. Recovery occurred after amphotericin B and 5-fluorocytosine.

Adult

[Abnormal partial pulmonary venous return of the left lung in an adult (author's transl)].

The authors report a case of left-sided abnormal partial pulmonary venous return. This abnormality was discovered following weight loss with a strongly positive tuberculin skin test. A plain chest X-ray showed an externally convex opacity filling the aortico-pulmonary space, suggestive of a lymphadenopathy in that area. Pulmonary angiography and selective opacification of the different afferent branches of this abnormal vein defined the territory of drainage of this A.P.V.R.

Adult

[Isolated cystic lymphangioma in the mediastinum].

Cystic lymphangioma localized only in the mediastinum is a rare type of primitive tumour (less than 1% of the mediastinum primitive tumours). These three new observations concern lymphangiomas with an anterior position ; therir anatomical connections with the lymphatic system are difficult to show. Treated by surgery these benign tumours have a good prognosis and only a few cases of local recurrences have been reported.

Adult