What Is a Blood Clot?

With Dr Andrew Choong, vascular and endovascular surgeon in Singapore

Published 1 March 2026 · 1 min 16 sec · Watch on YouTube

About this video

Dr Andrew Choong explains the difference between normal clotting after an injury and a clot that blocks a blood vessel. This introduction covers deep vein thrombosis, pulmonary embolism and clots affecting arterial circulation.

Original video: What is a Blood Clot? | Singapore Vascular Surgeon #DVT #PE #VTE

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

Related patient information

Deep vein thrombosis (DVT)
Pulmonary embolism
Peripheral arterial disease

For an individual assessment or second opinion, contact Andrew Choong Vascular Surgery at Mount Elizabeth Novena Specialist Centre, #09-22, 38 Irrawaddy Road, Singapore 329563.

This video provides general information and does not replace individual medical advice. For a medical emergency in Singapore, call 995.

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