The increase in average life expectancy observed over recent decades has brought new challenges to nephrology practice. Several renal diseases are more frequent in elderly patients today, and even in healthy older individuals renal physiology has its own peculiarities. This leads to the need for a specific approach on renal aging and renal function in the elderly. However, despite the relevance of this topic, there are few books exclusively dedicated to geriatric nephrology. This book fills this gap by presenting a comprehensive overview of the differences between normal renal aging and chronic renal disease in the aged, and describes the particular aspects of nephropathy in the