What is a pseudoaneurysm?
A pseudoaneurysm, or pseudoaneurysm of the vessels, occurs when a blood vessel wall is injured and the leaking blood collects in the surrounding tissue. It is sometimes called a false aneurysm.
How is a puncture site evaluated for pseudoaneurysm?
An ultrasound study in the Vascular Laboratory may be requested to evaluate a puncture site if swelling, pain or extensive bruising suggests a pseudoaneurysm may have developed.
What is the difference between a true and a false aneurysm?
The difference between a true and a false aneurysm is that in a true aneurysm there is enlargement of the artery or vessel but it is not due to an injury or trauma and there is normal flow of the blood which is not the case in a false aneurysm. How Does Pseudoaneurysm Occur?
How is a pseudoaneurysm treated with thrombin?
Ultrasound imaging guides placement of a needle into the pseudoaneurysm and then thrombin is injected. Thrombin is an enzyme that promotes rapid clot formation, immediately obliterating the pseudoaneurysm cavity when injected.