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Biomedical subjects

F Raimondi

Publications and source records attributed to F Raimondi.

49 records · Page 3Linked to original sources

[Periungual capillaroscopy in psoriatic arthritis].

PURPOSE: The aim of the study is the evaluation of the microcirculation trough periungueal capillaroscopy in patients suffering from psoriatic arthritis. MATERIALS AND METHODS: Eighteen patients (mean age 44 years, nine males and nine females) were examined according to the different clinical forms (spondylitic, mutilans, simil-rheumatoid, onyco-arthritis, oligo-articular) of the disease. RESULTS: In most of the patients, the exam showed a reduction in ansas' density and in capillary length and calibre as well as interstitial edema and expansion of the ansa venular portion with coiling and kinking, demonstrating the re-organization of the veins and the neo-angiogenesis. Avascular areas and microaneurysm have been found only in the "mutilans" form. In the "simil-rheumatoid" form, ansa reduced in length and calibre have been observed at capillaroscopy, a pattern different from that reported by others, in rheumatoid arthritis (characterized by thin but lengthened ansa). In the "spondylitic" form, the video-microscopical pattern was negative. CONCLUSIONS: This study is still ongoing in order to evaluate the results in a more representative sample.

Adult↗

[Effects of hypoxia on the production of angiotensin converting enzyme in decompensated liver cirrhosis].

The high angiotensin-converting activity, in 13 of the 17 patients afflicted with hepatic cirrhosis, has been put in relation to the hypoxia influence. The insufficient cession of O2 seems to stimulate the enzyme activity, especially for the patients who simultaneously present low values of blood pseudo-cholinesterase. The AA think that this behaviour is to be ascribed to a deficiency of the hepatic proteic synthesis of vasoactive substances, such as the angiotensins.

Adult↗