A valve that is diseased or damaged can affect the flow of blood through the heart. There are two main types of valve problem: 1  Valve stenosis. 2  This means that the opening of the valve is narrowed and the valve does not open fully.
Castle Rock, Maine. Castle Rock is a town located in the state of Maine. According to one map, the town is situated just south of the towns of Mexico and Rumford in central Oxford County. Other references, however, place the town in Castle County. Ray Fiegler, who lost a fishing boat to Duke Crocker, lived in Castle Rock.
Castle Rock is a home rule municipality that is the county seat of Douglas County, Colorado, United States. The most populous municipality of the county, the community's population was 48,231 at the 2010 United States Census, with an estimated population of 55,747 as of 2014.