Nephrology occurred. Without renal replacement therapy, death from kidney failure will eventually result. Dialysis is an artificial method of replacing some kidney function to prolong life. Renal transplantation replaces kidney function by inserting into the body a healthier kidney from an organ donor and inducing immunologic tolerance of that organ with immunosuppression. At present, renal transplantation is the most effective treatment for end-stage kidney failure although its worldwide availability is limited by lack of availability of donor organs. Most kidney conditions are chronic conditions and so long term followup with a nephrologist is usually necessary. The world's first society of nephrology
The six organs in the Palace of Mafra as the reassembling of the organ of São Pedro d’Alcântara, were left unfinished. Until 1998, the organs only received minor repairs. That year, the global restoration of the ensemble, entrusted to the Portuguese organ builder Dinarte Machado, began and was concluded in 2010. This project included the reconstruction of the organ of São Pedro d’Alcântara, incorporating all the materials recovered since it was disassembled around 1820. The six organs (two in the main chapel, two in the northern transept, and two in the southern transept), although different, have several common features. Some, like the horizontal reeds and the divided keyboard,