Blood Clots and Long Flights from Singapore: What the Evidence Says About Travel Risk, and What Actually Helps
Reviewed by Dr Edgar Tay, interventional cardiologist and structural heart specialist at Asian Heart & Vascular Centre. Last reviewed September 2026. Reading time: about 10 minutes. TL;DR Long flights do raise the risk of a blood clot, and the honest version of that sentence needs both halves of the arithmetic. Relative to not travelling, the […]
Blood Clots in the Leg and Lung: How DVT and Pulmonary Embolism Are Diagnosed and Treated in Singapore
Reviewed by Dr Edgar Tay, interventional cardiologist and structural heart specialist at Asian Heart & Vascular Centre. Last reviewed September 2026. Reading time: about 11 minutes. TL;DR A clot in a deep leg vein (deep vein thrombosis, or DVT) and a clot in the lung circulation (pulmonary embolism, or PE) are two presentations of one […]
Cryptogenic Stroke: When a Stroke Has No Obvious Cause
Reviewed by Dr Edgar Tay, interventional cardiologist and structural heart specialist at Asian Heart & Vascular Centre. Last reviewed September 2026. Reading time: about 8 minutes. TL;DR About one stroke in four has no identified cause after a full investigation, and is then called cryptogenic. In younger patients a patent foramen ovale (PFO), a small […]
Hole in the Heart (PFO) in Singapore: Do You Need It Closed?
Reviewed by Dr Edgar Tay, interventional cardiologist and structural heart specialist at Asian Heart & Vascular Centre. Last reviewed August 2026. Reading time: about 10 minutes. TL;DR A patent foramen ovale (PFO) is a small flap-like opening between the two upper chambers of the heart that everyone has before birth and that fails to seal […]
Pacemakers in Singapore: Slow Heartbeat, Heart Block, and When You Need a Device
Reviewed by Dr Pipin Kojodjojo, consultant cardiologist specialising in cardiac devices at Asian Heart & Vascular Centre. Last reviewed August 2026. Reading time: about 11 minutes. TL;DR A pacemaker is a small implanted device that steps in when the heart’s own electrical system fails to keep the rate up. It does not speed up a […]
Life With a Pacemaker in Singapore: Recovery, Device Checks and Everyday Limits
Reviewed by Dr Pipin Kojodjojo, consultant cardiologist specialising in cardiac devices at Asian Heart & Vascular Centre. Reading time: about 9 minutes. TL;DR Recovery from a traditional pacemaker implant, the kind with a generator under the collarbone and leads running into the heart, is mostly about protecting the wound and the leads while they settle. […]
Aortic Regurgitation: Do You Need Treatment Now, and What Are the Latest Valve Options?
By Dr Edgar Tay. Reviewed by Dr Edgar Tay, interventional cardiologist and structural heart specialist at Asian Heart & Vascular Centre. Last reviewed July 2026. Reading time: about 6 minutes. TL;DR Aortic regurgitation is a leaking aortic valve, where blood flows backwards into the heart’s main pumping chamber with each beat. It can stay silent […]
Unexplained Fainting (Syncope) in Singapore: Causes, Red Flags, and When to See a Cardiologist
Reviewed by Dr Pipin Kojodjojo, consultant cardiologist and electrophysiologist at Asian Heart & Vascular Centre. Last reviewed June 2026. Reading time: about 10 minutes. Fainting, known medically as syncope, is a brief loss of consciousness caused by a temporary drop in blood flow to the brain. It is common: an estimated one in three people […]
Tilt Table Testing in Singapore: What It Is and What It Diagnoses
Reviewed by Dr Pipin Kojodjojo, consultant cardiologist and electrophysiologist at Asian Heart & Vascular Centre. Last reviewed July 2026. Reading time: about 9 minutes. A tilt table test is a safe, outpatient assessment used to find out why a person keeps fainting. The patient lies on a motorised table that tilts them upright while heart […]
Medtronic Affera AF Ablation in Singapore: PFA and RF With One Catheter
By Dr Pipin Kojodjojo, consultant cardiologist and electrophysiologist, Asian Heart & Vascular Centre (AHVC). Last reviewed June 2026. Reading time: about 7 minutes. The Medtronic Affera system combines high-density cardiac mapping with a focal dual-energy catheter that can deliver pulsed field ablation (PFA) or radiofrequency (RF) energy. AHVC reports that its doctors were the first […]