Oliver Sassi

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The Potsdam Institute for Climate Impact Research (PIK) was founded in 1992 and now has a staff of about 210 people. At PIK, researchers in the natural and social sciences work together to study global change and its impacts on ecological, economic and social systems. They examine the Earth system's capacity for withstanding human interventions and devise(More)
BACKGROUND The authors report the up to date trends regarding the etiopathology, diagnosis and treatment of vascular-graft infections. This paper concerns the responsible micro-organisms; the reference to the formation of anastomotic pseudo-aneurysm for the infections involving the lines of suture and the reference to the aortoenteric fistula. METHODS A(More)
S. Zaroual, O. Sassi, J. Aride, J. Bernardini, G. Moya 1 Laboratoire de Physico-Chimie des Matériaux, Laboratoire associé à l'AUPELF•UREF, LAF n°502, Ecole Normale Supérieure Takaddoum B.P.5118 Rabat-Morocco 2 Laboratoire de Physique des Matériaux, Faculté des Sciences, Avenue Ibn Batouta, B.P.1014 Rabat-Morocco 3 Laboratoire de Métallurgie, U.M.R 6815,(More)
BACKGROUND Research on the limitations of the validity of lumbar sympathectomy in surgical treatment of lower limb occlusive arterial disease is still of great interest today. METHODS Our study deals with 385 patients who underwent the surgical removal of a segment which includes the 2nd and the 3rd ganglion of the lumbar sympathetic chain in the period(More)
BACKGROUND The 70% of peripheral aneurysms are localized at the popliteal artery; approximately one third of patients are asymptomatic, but the occurrence of complications (acute ischemia, rupture) endangers the survival of the leg. The purpose of this paper is to demonstrate the validity of elective surgery for popliteal aneurysms, also for asymptomatic(More)
BACKGROUND The purpose of the present is to assess the effectiveness of pulmonary embolism prevention using temporary or permanent vena cava filters in deep venous thromboses of the lower extremities with a discussion of indications and complications. METHODS In the period between 1989 and 1998 we observed 46 patients (33 m, 13 f) suffering from deep(More)
BACKGROUND Aim of this study is to estimate the effectiveness of epidural electric stimulation of spinal cord for the treatment of patients with severe peripheral chronic arteriopathy who can't be surgically treated or when surgical therapy failed. METHODS A retrospective study was carried out on 18 patients with peripheral chronic arteriopathy at(More)
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