[Telemedicine: an unfruitful experience of tele-expertise in nephrology].

Introduction: We developed a new system of medical tele-expertise to improve detection and care of chronic renal failure by way of a better communication between general practitioners and specialists. It has been known for long that the incidence of chronic renal failure is increasing while cost of its treatment is very high. Unfortunately, late referral of patients with kidney diseases remains around 30%.

[Roles of arterial dysplasia, chronic ergotism and other factors in a case multiple spontaneous arterial dissections].

Introduction: Spontaneous dissection of cervical and visceral arteries are rare and usually associated with an underlying arterial disease.

Exegesis: The authors report the unusual case of a 50-year-old woman with high blood pressure who presented spontaneous dissection of cervico-cephalic, renal and hepatic arteries and of the descending aorta. She had been taking ergotamine tartrate for ten years for migraine.

[Three-and-a-half years' experience with hemodialysis using 37 Permcaths without infection or definitive thrombosis].

34 patients had 37 Quinton Permcath (PKT), surgically implanted in jugular vein (internal: 29, or external: 8). The first 20 were used for a temporary vascular access (mean: 21 weeks). Then, the next 17 were used for permanent vascular access.