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Biomedical subjects

P Barjon

Publications and source records attributed to P Barjon.

At least 37 records · Page 2Linked to original sources

[Treatment of arterial hypertension with acebutolol. Clinical results].

Acebutolol was given to a group of 23 subjects with essential arterial hypertension associated with tachycardia at rest. In 70 p.cent of the cases, arterial blood pressure was rapidly influenced by the treatment. The favorable results are mostly-but not exclusively-found among the subjects with the highest initial sympathetic reactivity and renin plasmatic activity. However, there is no correlation between the quality of the result and the degree of reduction of renin activity or heart rate.

Acebutolol↗

[The association between pheochromocytoma and brown fat pseudotumor].

A new case of an association between phaeochromocytoma and a brown fat pseudo-tumour is presented, with arteriographic and histological documents. The case serves to emphasize the difficulties in diagnosis related to the confusing coexistence of the two entities and to discuss the role of catecholamines in the growth of brown adipose tissue under normal and pathological circumstances.

Adipose Tissue, Brown↗

Effect of a competitive angiotensin antagonist on the renal haemodynamic changes induced by inhibition of prostaglandin synthesis in rats.

1. Inhibition of prostaglandin synthesis by indomethacin induced an increase in blood pressure which did not occur when rats were bilaterally nephrectomized. 2. The blood pressure effect was related to the state of sodium balance and thus to the activity of the renin--angiotensin system. 3. Indomethacin induced a decrease in renal blood flow. 4. Angiotensin receptor blockade with Sar1-Ala8-angiotensin II blunted the blood pressure effect and prevented the renal haemodynamic changes induced by indomethacin.

Angiotensin II↗

Persistent ductus venosus without portal hypertension in a young alcoholic man.

The discovery of a large patent ductus venosus resulted from radiological investigations in a 34-year-old man, a chronic alcoholic of low mental status. Splenoportal and inferior caval venograms were performed because of recent exacerbation of the neurological symptoms and electroencephalographic criteria of portacaval encephalopathy. Portal pressure was 8 mm Hg. A liver scan, a laparoscopy, and a liver biopsy were performed. They showed that the gland was atrophic with a microscopic appearance of alcoholic fibrosis, but without any nodular regeneration. The relationship between the fistula, the mental state, and the atrophic liver is discussed. Such a malformation appears to be very uncommon.

Adult↗