The agency OK’d an artificial vessel to restore blood flow in patients, even though its own scientists flagged questionable ...

As blood vessels narrow, the pressure in the lungs begins to rise leading to pulmonary hypertension. With time, the lungs don’t receive adequate blood flow, which can damage the lungs. As the patient ...

A thoracic contusion is described as "an injury caused by a blow or external force that does not break the skin but does injure the blood vessels and other tissues beneath the skin," per Study.com.

Since arterial blood flow is pulsatile and arterial vessel walls are compliant, pulsatile changes in blood volume occur in the thoracic arterial system, predominantly in the aorta, as a result of ...