Chief - Paediatric Cardio Thoracic and Vascular Surgery (CTVS), Artemis Hospitals, Gurgaon, India
Part 9 of 14 in Correct Timing for Congenital Heart Surgery
Total Anomalous Pulmonary Venous Return (TAPVR): Why Surgery Cannot Wait
August 6, 2026
Total anomalous pulmonary venous return, or TAPVR, is a dangerous congenital heart condition where survival to one year without treatment is less than 20 percent, so surgery is recommended immediately at diagnosis regardless of the child's age or weight.
What TAPVR is
In total anomalous pulmonary venous return, the four pulmonary veins fail to connect normally to the left atrium, instead connecting to each other or draining into the right atrium or other veins. This significantly disrupts normal circulation from birth.
Why TAPVR was once wrongly treated as low risk
TAPVR combined with a large atrial septal defect was previously considered a simple heart condition that could safely wait around a year for surgery. This was a mistake: almost 50 percent of untreated children with TAPVR die by 3 months of age, and survival to one year without treatment is less than 20 percent.
Why immediate surgery is recommended
Because untreated TAPVR carries a mortality of around 80 percent by one year of age, surgical treatment is recommended at the time of diagnosis, with no waiting for a particular age or weight threshold. This immediate approach to TAPVR reflects the wider principle guiding congenital heart surgery: timing is set by how dangerous the untreated condition is, not by an arbitrary age cutoff.
← Tetralogy of Fallot: Timing of Repair and Why Waiting Is Dangerous | Series index | Transposition of the Great Arteries (TGA): Why Timing Is a Matter of Days →
This article is based on a Jivo Masterclass session conducted by Dr. Aseem R. Srivastava, Chief, Paediatric CTVS and Adult Congenital Heart Diseases, Artemis Hospitals, Gurgaon, India. The article has been summarised with the assistance of an AI tool from the original masterclass recording. Watch the full Masterclass recording
This guide is based on a live Jivo Masterclass — Dr. Aseem R. Srivastava taught doctors across Africa on August 31, 2025.
FROM THE LIVE Q&A
Dr. Aoke (Ethiopia)
What is the correct timing for a patient with transposition of the great arteries (TGA), VSD, and LVOT obstruction? Also, since we live in a resource-limited country where diagnosis is sometimes made late, and patients may then ask for treatment abroad after a late diagnosis, what is your recommendation for handling late presenters, especially with simple shunt lesions?
Dr. Aseem R. Srivastava
For TGA with VSD and LVOT obstruction, these kids essentially have pulmonary stenosis with a VSD, and timing depends on the kid's oxygen saturation — they will need a Rastelli or a Nikaidoh operation, both requiring an implant, and the intent is to give the biggest implant possible since a smaller implant means an earlier return for a change. If saturations are above 75% and the kid is growing and doing well, they can wait and have surgery at around one year of age; if saturations are less than 75% with significant failure to thrive, they should come for surgery at any age or weight. On late presenters: we are also a resource-limited country — four or five surgeons doing this work for half of India — and face the same problem of kids coming late every day. My suggestion is education programmes, including pulse oximeter screening at birth, 1 month, and 6 months, referring for an echo early if abnormal. Late-presenting PDAs and cyanotic conditions apart from TGA are usually still operable, even if at slightly higher risk, but VSD shunt lesions can become inoperable if too late — however, even when a kid looks clinically inoperable, we always offer a cardiac catheterisation to confirm, since a significant proportion will still turn out to be operable, if high risk. And even an inoperable VSD child, with good, appropriately timed medical management (diuretics, pulmonary vasodilators), can still survive 25–35 years, whereas without that care they will die much earlier.
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Frequently Asked Questions
What is the average cost of ASD closure?▼
Approximately 5,500 USD.
What is the correct timing for a patient with transposition of the great arteries (TGA), VSD, and LVOT obstruction? Also, since we live in a resource-limited country where diagnosis is sometimes made late, and patients may then ask for treatment abroad after a late diagnosis, what is your recommendation for handling late presenters, especially with simple shunt lesions?▼
For TGA with VSD and LVOT obstruction, these kids essentially have pulmonary stenosis with a VSD, and timing depends on the kid's oxygen saturation — they will need a Rastelli or a Nikaidoh operation, both requiring an implant, and the intent is to give the biggest implant possible since a smaller implant means an earlier return for a change. If saturations are above 75% and the kid is growing and doing well, they can wait and have surgery at around one year of age; if saturations are less than 75% with significant failure to thrive, they should come for surgery at any age or weight. On late presenters: we are also a resource-limited country — four or five surgeons doing this work for half of India — and face the same problem of kids coming late every day. My suggestion is education programmes, including pulse oximeter screening at birth, 1 month, and 6 months, referring for an echo early if abnormal. Late-presenting PDAs and cyanotic conditions apart from TGA are usually still operable, even if at slightly higher risk, but VSD shunt lesions can become inoperable if too late — however, even when a kid looks clinically inoperable, we always offer a cardiac catheterisation to confirm, since a significant proportion will still turn out to be operable, if high risk. And even an inoperable VSD child, with good, appropriately timed medical management (diuretics, pulmonary vasodilators), can still survive 25–35 years, whereas without that care they will die much earlier.
How urgent is surgery for total anomalous pulmonary venous return (TAPVR)?▼
Immediate. Surgery is recommended at the time of diagnosis, regardless of the child's age or weight, because untreated TAPVR carries a mortality of around 80 percent by one year of age.
What is TAPVR?▼
A condition in which the four pulmonary veins fail to connect normally to the left atrium, instead connecting to each other or draining into the right atrium or other veins, significantly disrupting circulation from birth.
Was TAPVR ever considered a condition that could safely wait for surgery?▼
Yes, TAPVR combined with a large atrial septal defect was previously considered a simple condition that could wait around a year, but this was a mistake. Almost 50 percent of untreated children die by 3 months of age, and survival to one year without treatment is less than 20 percent.
In This Series: Correct Timing for Congenital Heart Surgery
- 1.Correct Timing for Congenital Heart Surgery
- 2.Atrial Septal Defect (ASD): Why the Best Age to Close It Is 3 to 4 Years
- 3.AV Canal Defect: Why Surgery Is Needed by 3 to 4 Months of Age
- 4.Coarctation of the Aorta: Why Immediate Surgery Prevents Death and Lifelong Hypertension
- 5.Cost of Congenital Heart Surgery in India
- 6.Late-Presenting Congenital Heart Disease: What to Do When Diagnosis Comes Too Late
- 7.What Makes a Good Paediatric Cardiac Surgery Programme
- 8.Patent Ductus Arteriosus (PDA): When to Close and How
- 9.Total Anomalous Pulmonary Venous Return (TAPVR): Why Surgery Cannot Wait
- 10.Tetralogy of Fallot: Timing of Repair and Why Waiting Is Dangerous
- 11.Transposition of the Great Arteries (TGA): Why Timing Is a Matter of Days
- 12.TGA with VSD and Pulmonary Stenosis: Rastelli and Nikaidoh Procedures
- 13.Truncus Arteriosus: Why Newborns Need Surgery at Diagnosis
- 14.Ventricular Septal Defect (VSD): When Small Holes Close on Their Own and When Surgery Can't Wait