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.
Major Rivers of Europe : Volga. Volga river is the largest river of Europe in terms of not only the length but also the flow rate (discharge). The drainage basin of Volga is also largest as compared to other European rivers. Main tributaries of Volga include Kama, Oka, Vetluga and Sura rivers.