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Biomedical subjects

P Arcan

Publications and source records attributed to P Arcan.

40 records · Page 3Linked to original sources

Studies of cellular immunity in Graves' disease.

Cell immunity aspects were studied in patients with untreated Graves' disease or thyreotoxicosis relapsing after anti-thyroid drug therapy interruption. The peripheral blood T-lymphocyte count was significantly low (p less than 0.05) in the untreated patients. The leucocyte inhibition factor (LIF) test showed only a slight sensibilization of lymphocytes to thyroglobulin in the untreated patients, whereas in those with relapsed thyreotoxicosis there was a marked sensitization to thyroglobulin and microsomal antigen. Our observations suggest that part of the untreated patients have some abnormalities in the function of their lymphocytes. All the relapsed cases showed an intense sensitization of lymphocytes in the direct LIF test. The possibility of using the LIF test as an indicator of thyreotoxicosis release after interruption of the anti-thyroid drug therapy is suggested.

Adult↗

Immunologic investigation in cardiomyopathies.

A group of 6 patients with congestive cardiomyopathy were investigated from the immunologic pint of view. Changes of serum immunoglobulins with increase of IgA and IgM were observed in all the patients. The immunofluorescence test in myocardial fragments, taken by transparietal biopsy from the six patients, confirmed the presence of IgA and IgG in two cases. A pathogenic immunologic mechanism is discussed in cardiomyopathies and especially in the alcoholic one.

Adult↗