The most common symptom of PKD is high blood pressure. Other symptoms are: 1  Pain in the back and side. 2  Blood in the urine. 3  Frequent kidney infections.he most common symptom of PKD is high blood pressure. Other symptoms are: 1  Pain in the back and side. 2  Blood in the urine. 3  Frequent kidney infections.
The longest river of Europe is the River Volga. It flows primarily in a southerly direction through Russia into the Caspian Sea. The second longest is the Danube, flows west to east before entering the Black Sea.
The Volga River is located in Russia and is Europe's longest river. It is also the largest river in Europe in terms of discharge and in terms of size of its watershed at 532,821 square miles. The Volga River flows 2,294 miles from the Valdai Hills through central Russia and eventually discharges into the Caspian Sea.