If an anticoagulant is not enough, a specialfilterdevicecan be inserted into theinferior vena cava—the large vein that brings blood back to the heart—to capture a clot before it reaches the lungs.12 Drugs calledthrombolytics("clot busters") are reserved for severe cases, as they can cause...
Obstruction of blood flow in or out of the kidney or any blockage of the flow of urine to the bladder may cause back or abdominal pain (unilateral or bilateral flank pain), a gradual or sudden decrease in urine output, blood in the urine and other signs and symptoms depending on the cau...
The heart has a left and a right side. The left and right sides of the heart are separated by a septum (wall). The right side of the heart receives oxygen-depleted or blue blood returning by veins (superior vena cava and inferior vena cava) from the body. The blood flows from the r...