It is located in the middle of the chest and slightly towards the left. The heart is a large muscular pump and is divided into two halves - the right-hand side and the left-hand side. The right ...

Tissue injury pain is usually central, but it can occur to the left or right of the spine. According to the American Association of Neurological Surgeons, lower back strains are the most common ...

Right heart strain may produce findings ... This finding is often referred to as a "double density". Elevation of the left mainstem bronchus and a prominent pulmonary artery may also be seen.