Circulatory support 1991. The Second International Conference on Circulatory Support Devices for Severe Heart Failure. Infections--prophylaxis and treatment.
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Biomedical subjects
Publications and source records attributed to M Meli.
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Forty-seven women affected by Stage Ic-IV epithelial carcinoma of the ovary were treated with the combination of cisplatin, adriamycin (40-50 mg/m2 day 1), and cyclophosphamide (800 mg/m2 day 1) (CAP). Two different schedules of cisplatin were used: 20 mg/m2 day 1-->5 (CAP 5), or 80 mg/m2 on day 1 (CAP 1). In the group of patients with measurable disease the overall response rate was 52%, with a 19% complete response rate. The mean disease-free survival of patients without measurable disease was 24.0+ months. The mean survival of the whole group was 29.2+ months. The mean survival of patients with measurable disease and those without measurable disease was 21.7+ and 35.0+ months respectively. The schedule of cisplatin employed did not influence disease-free survival since the difference between the CAP 1 (21+ months) and the CAP 5 (25+ months) groups was not statistically significant. However the CAP 5 schedule seemed to be better tolerated since it of allowed the delivery be 99% of the planned dose of CDDP, while in the CAP 1 group the dose of CDDP given was only 74% of that planned.
A review on infections by Isospora belli and Sarcocystis spp. both in healthy and in AIDS patients is done on the basis of literature and personal data. In this view a special focus is made on isospora belli infection in AIDS because of its high recurrence after successful attack therapy. Consequently the most recent protocols for maintenance and attack therapy in these patients are reported. At the end, concerning ultrastructural pathology, the features of some Isospora belli developing stages are described by means of electron microscopy on duodenal biopsy specimens from a patient.
Twenty consecutive patients with advanced breast cancer were treated with a combination of cyclophosphamide 600 mg/m2 i.v. on day 1, epidoxorubicin 75 mg/m2 on day 1, and 5-fluorouracil 375 mg/m2 i.v. with folinic acid 200 mg/m2 i.v. on days 1----3. The overall response rate was 60%, with 10% of patients showing a complete response with a mean duration of 11.1 + months, and 50% of patients a partial response of 7.4 + months. A stabilization of 5.2 + months was obtained in 20% of cases, while 20% of patients progressed. The most frequently observed toxicity was leukopenia, while expected mucosal toxicities were rather mild.
In 1986, the Cardiovascular Research Institute in Sion, Switzerland, created a flying bridge-to-cardiac transplantation team. This team, consisting of two physicians, a physicist, a biomedical engineer, and two intensive care nurses, has participated in 23 bridges to cardiac transplantation in 11 cardiovascular surgery centers in Europe. The cardiac function of all patients was 100% supported by paracorporeal pneumatic biventricular Pierce-Donachy devices. Twenty of the 23 patients have had transplantation, and 11 are alive and well. The bridge-to-cardiac transplantation team, which travels with a transportable driver and the ventricle sets, supervises the bridged patients 24 hours a day until cardiac transplantation is performed.
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Explore the source record for details and available documents.
Explore the source record for details and available documents.
Explore the source record for details and available documents.
Explore the source record for details and available documents.
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PURPOSE: We investigated the evolution of serum lipid levels in HIV-infected pregnant women and the potential effect of antiretroviral treatment during pregnancy using data from a national surveillance study. METHOD: Fasting lipid measurements collected during routine care in pregnancy were used, analyzing longitudinal changes and differences in lipid values at each trimester by protease inhibitors (PIs) and stavudine use. Multivariate analyses were used to control for simultaneous factors potentially leading to hyperlipidemia. Study population included 248 women. RESULTS: Lipid values increased progressively and significantly during pregnancy: mean increases between the first and third trimesters were 141.6 mg/dL for triglycerides (p < .001), 60.8 mg/dL for total cholesterol (p < .001), 13.7 mg/dL for HDL cholesterol (p < .001), and 17.8 mg/dL for LDL cholesterol (p = .001). At all trimesters, women on PIs had significantly higher triglyceride values compared to women not on PIs. The effect of PIs on cholesterol levels was less consistent. Stavudine showed a dyslipidemic effect at first trimester only. Multivariate analyses confirmed these observations and suggested a potential role of other cofactors in the development of hyperlipidemia during pregnancy. CONCLUSION: The changes observed point to the need to further explore the causes and the clinical correlates of hyperlipidemia during pregnancy in women with HIV.
Controversy still exists regarding the clinical features of acute pancreatitis: it is not known whether this is a disease which progresses from mild to severe forms or which arises immediately as severe acute pancreatitis. An early diagnosis, however, is regarded as mandatory for successful treatment. Over the years many Authors have proposed different scoring systems for the early assessment of the clinical evolution of acute pancreatitis. The most widely used scoring systems (Ranson, Osborne, Apache II) are often cumbersome and difficult to use in clinical practice because of their multifactorial nature. Thus, a number of unifactorial prognostic indices have been employed in routine hospital practice, such as C-reactive protein, serum amylase and serum lipase. These serum enzymes are easy to obtain in normal clinical practice and many authors consider them as reliable as multifactorial scoring systems. One hundred and five patients affected by acute pancreatitis have been hospitalised in the Surgical Department of San Giacomo Hospital (Rome) over an nine-year period. All patients underwent C-reactive protein, amylase, and lipase serum assays on days 1, 3 and 5 after admission. The results show that C-reactive protein assay is highly sensitive in detecting necrotic forms of acute pancreatitis. The authors conclude that C-reactive protein, together with both serum amylase and serum lipase, often provides a precise picture of the clinical situation in patients with acute pancreatitis. On this basis the best therapeutic option can be chosen.
Artificial barbiturate coma was induced in 13 patients with disorders of consciousness from traumatic or spontaneous diseases. Early respiratory complications consisting with Adult Respiratory Distress Syndrome (ARDS) were found in 10 out of these 13 patients; on the contrary, only 2 out of 13 patients, treated with routine intensive care therapy without barbiturate, showed analogous respiratory complications. The literature on the subject and the possible pathophysiological mechanism of respiratory distress are discussed.
In this paper we report the results obtained treating a multidrug resistant (MDR) murine erythroleukemia cell line with daunomycin (DNM) in association with two new modulators characterized by a favourable therapeutic index, lacidipine (LCD), a dihydropyridine calcium antagonist, and josamycin (JSM), a macrolide antibiotic. LCD and JSM exhibited a greater MDR reversal activity than verapamil (VRP) and erythromycin (ERY) respectively. The accumulation of DNM in the DRTL cells exposed to modulators was similar to that of the parental cell line FLC. In the case of LCD, it was possible to ascertain that at a very low concentration this molecule can circumvent MDR without modifying DNM accumulation, suggesting that multiple different determinants may be responsible for MDR other than P-170 in this cell line.