The thirteenth-century accomplishments of Chinggis Khan in conquering a swath of the world from modern-day Korea to southern Russia and in invading deep into Europe, and the cultural achievements of his grandson, Khubilai Khan, in China are well-known in world history.
Extra fluid can be removed by kidneys to form urine.When kidneys shut down, the fluids will build up in body, thus leading to swelling. It often cause retention of fluids in legs and feet. In serious case, the lung may be flooded with water. Swelling is one of common symptoms of kidney shutdown.
Many causes can lead to kidney failure. Kidney failure means that your kidneys cannot function well, or they may stop working. As a result, the urine output may be drop down or increase suddenly. This is why polyuria or oliguria, or anuria happens in patients with kidney failure.