VSD closure in children

Quick answer

A ventricular septal defect is a hole in the wall between the heart's two lower chambers. Small holes often close by themselves, but large ones overload the lungs and can stop a baby from feeding and growing. These are closed with a surgical patch on the heart-lung machine, or with a catheter device in selected children. The choice depends on the hole's position, size and the child's weight.

Medically reviewed by The Curaventa Team · Last updated 2026-10-24

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Conditions it treats

Perimembranous VSD
Muscular VSD
Outlet or doubly committed VSD
VSD with aortic valve prolapse

How it differs for children

In babies, a large VSD shows up as fast breathing, sweating while feeding and poor weight gain, rather than the breathlessness adults describe.
Untreated large holes can permanently raise lung pressures, which is why timing matters more in infants.
Small muscular holes deep in the septum are common in babies and often need nothing but check-ups.
Devices used for VSD in children must avoid the heart's electrical pathways, which lie close to some holes.

Age and timing

A large VSD causing heart failure is usually repaired in the first months of life.
Moderate holes may be watched with feeding support and medicines to see if they shrink.
Any VSD causing the aortic valve to sag or leak is usually closed soon to protect the valve.
Older children with small, symptom-free holes may never need closure.

What happens

Surgical repair: through the breastbone, the hole is closed with a patch sewn from inside the heart, often reached through the right atrium.
Device repair: in suitable muscular or some perimembranous holes, a device is placed through a groin vessel.
Hybrid approaches can be used for hard-to-reach muscular holes in small babies.
An echo in theatre confirms there is no remaining leak.

Hospital stay and recovery

After surgical repair, most infants spend a few days in cardiac ICU and then the ward.
Feeding often improves quickly once the extra lung blood flow stops.
An ECG is checked for heart block, a rare but important complication of VSD closure.
Long-term echo checks continue through childhood.

Travelling as a family

Surgical patch repair usually means several weeks in India, while device closure is a much shorter stay; the team will confirm.
Babies with heart failure may need oxygen or a medical escort on the flight to India; ask the team before booking.
Mothers who breastfeed can usually express milk during the ICU stay and resume direct feeding on the ward.
Pack the baby's growth chart and current heart medicines, with doses written in milligrams.

The paediatric team

Paediatric cardiac surgeon
Interventional paediatric cardiologist
Paediatric cardiologist
Paediatric cardiac ICU team
Paediatric dietitian for feeding support

Related guides

Hospitals with paediatric departments

Frequently asked questions

My baby's VSD is small. Why are we being asked to wait?

Many small holes get smaller or close as the heart grows. Regular echoes show whether that is happening.

Can every VSD be closed with a device?

No. Holes near the valves or very large holes in small babies usually need surgery. The echo decides.

Will my baby gain weight after repair?

Most babies feed more easily and catch up on weight in the months after a successful repair.

Medically reviewed by The Curaventa Team. Last updated 2026-10-24. General information, not medical advice. Medical editorial board · Editorial policy · How we get prices

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