This theme focuses on the interactions between nations that affected North American history in the colonial period, and on the influence of the United States on world affairs.
In the model-based lifetime projections, the risk of ESRD was highest among persons in the youngest age group, particularly among young blacks. The 15-year observed risks after donation among kidney donors in the United States were 3.5 to 5.3 times as high as the projected risks in the absence of donation.
About one-half of people with the most common type of PKD progress to kidney failure, also called end-stage renal disease (ESRD). PKD can also cause cysts in the liver and problems in other organs, such as blood vessels in the brain and heart. The number of cysts as well as the complications they cause help doctors distinguish PKD from the usually harmless simple cysts that often form in the kidneys in later years of life.