Nephrodialysis S.A.S. is a company of medical nephrologists founded in 1996 in Medellín, Colombia. It provides its services to the renal units Instituto del Renñón, in Medellín, and the Manuel Uribe Ángel Hospital (HMUA), in Envigado, belonging to Fresenius Medical Care, in the peritoneal dialysis, hemodialysis and outpatient programs. In addition, we answer for the HMUA hospital interconsultations and install hemodialysis catheters with direct ultrasound vision and peritoneal catheters.