What Is a Pulmonary Embolism?

With Dr Andrew Choong, vascular and endovascular surgeon in Singapore

Published 7 March 2026 · 1 min 26 sec · Watch on YouTube

About this video

Dr Andrew Choong explains how a blood clot can travel from a leg vein to the pulmonary arteries in the lungs. He discusses why pulmonary embolism needs early recognition and introduces catheter-based aspiration thrombectomy.

Original video: What Is a Pulmonary Embolism? | Blood Clot Awareness Month | Video 4 #pulmonaryembolism #pe #dvt

Read the accompanying article for the written explanation and further context.

Related patient information

• Pulmonary embolism
• Deep vein thrombosis (DVT)
• DVT treatment options