After a blocked artery is treated with angioplasty to restore blood flow, the artery may become blocked again. This is called restenosis. One way to prevent restenosis is to place a stent inside the artery at the spot where the blockage was cleared by angioplasty. A stent is a tiny, metal mesh tube that is placed with a catheter and permanently embedded within the artery wall to prop open and prevent it from collapsing.
Associations between Agent Orange and other dioxin-contaminated herbicides and structural birth defects like spina bifida, oral clefts, heart defects and hypospadias may be just the âtip of the icebergâ.
Other illnesses believed to be caused by contact with Agent Orange. 1  AL Amyloidosis: A rare illness that happens when an abnormal protein (called amyloid) builds up in your bodyâs tissues, nerves, or organs (like your heart, kidneys, or liver) and causes damage over time.