Washington was named after the first U.S. President, George Washington. The D.C. stands for District of Columbia, a special area created that is not a state. At first, it was made up of a piece from Virginia south of the Potomac River and a piece from Maryland north of the Potomac River.
Chest pain can be caused by a strained or pulled muscle, a pinched nerve or an inflamed tendon. An injured rib can also cause pain that is difficult to localize. Shingles is a viral infection that may begin as a burning sensation on the chest, torso or back before lesions appear.
Less common causes of chest pain. Some of the less common causes of chest pain include the following. Pleurisy. Pleurisy is due to inflammation of the pleura, a thin membrane with two layers-one which lines the inside of the muscle and ribs of the chest wall, the other which surrounds the lungs.ressure over the affected area also causes sharp pain. The pain is usually confined to a small area but it can spread (radiate) to a wider area. The most common sites of pain are close to the sternum at the level of the 4th, 5th and 6th ribs. See separate leaflet called Costochondritis for more details.