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Biomedical subjects

M Dorra

Publications and source records attributed to M Dorra.

At least 73 records · Page 4Linked to original sources

[The treatment of peripheral neuropathies in a case of IgA myeloma and one of mixed cryoglobulinaemia. Repeated plasmapheresis (author's transl)].

Peripheral neuropathies were the presenting feature of an IgA lambda myeloma in a 61-year-old man and a mixed cryoglobulinaemia in a 46-year-old woman. A spectacular improvement in these symptoms followed treatment including large volume plasma exchanges with appropriate chemotherapy. This efficacy of repeated plasmapheresis leads to a discussion of the possible mechanisms of these neuropathies.

Cryoglobulins↗

[The rheumatoid rosette test in bacterial endocarditis. A non-specific test for inflammation (author's transl)].

The rheumatoid rosette test was performed in 33 patients with febrile valvular cardiopathy. In 19 cases bacterial endocarditis was proved by blood culture or by histological examination. The test was positive in 3 cases out of 5 during the first ten days of the fever (group A1), in 6 cases out of 6 after the tenth day (group A2), and in 4 out of the 8 already treated patients (group A3). In 3 positive cases, successive measurements, before and during treatment, showed a rapid fall in rosette levels. In controls patients, the test was positive 8 out of 9 cases with febrile valvular cardiopathy without endocarditis (group B) and in 5 out of 5 cases in which bacterial endocarditis was probable but not proved (group C). The increase in rheumatoid rosette levels seems therefore to be non specific of bacterial endocarditis. Nevertheless it could be a good test for biological activity of the disease in treated patients. The origin and signification of the rheumatoid rosette forming cells are discussed.

Endocarditis, Bacterial↗

[Diagnostic value of closed thorax pericardial biopsy. 20 cases].

Twenty patients with sub-acute and chronic pericarditis under went closed thorax pericardial biopsy. In three cases the examination brought to light a diagnosis of tuberculosis and in one of a tumoural origin. In 16 cases in which the aetiology was that of a non-specific pericarditis, the value of this examination, integrated into the context, is discussed.

Adult↗