
A child born with a rare cardiac condition is known as hypoplastic left heart syndrome (HLHS). It is, therefore, a congenital cardiac defect. In this condition, the left half of the heart is underdeveloped and undersized. Thus, its blood-pumping ability is poor. Instead, blood must be pumped to the lungs and the rest of the body by the right side of the heart, causing severe breathing problems.
Your child will require follow-up appointments with a cardiologist (heart doctor) at least once a year for the rest of their life. These checkups guarantee that their lungs, hearts, and other organs still function correctly. An adult congenital heart disease expert will treat your child once they reach adulthood.
The majority of kids with hypoplastic left heart syndrome will require cardiac medications. Antibiotics must also be taken before any other procedures, including dental procedures. These medications decrease the risk of endocarditis or heart infection.
Cyanosis is a darkening of the skin, lips, and nails that can be grayish for dark-skinned persons or bluish for light-skinned people.
If left untreated, this disease might cause a newborn to go into shock.
Causes
Risk Factors
Complications
HLHS complications might include:
A lot of HLHS instances lack a clear cause. Nonetheless, healthcare professionals always advise healthy practices throughout pregnancy, such as
Norwood procedure: The Norwood procedure is a heart surgery performed in the first two weeks of life. It involves rebuilding the aorta, connecting it to the heart, and adding a shunt for the lungs.
Cost Start From USD 10000 - USD 12000Explore Options
Fontan procedure: The Fontan procedure, typically performed in children aged 3-4, involves creating a pathway for oxygen-poor blood to flow directly into the pulmonary arteries, resulting in minimal mixing of oxygen-rich and oxygen-poor blood in the heart.
Cost Start From USD 5000 - USD 9000Explore Options
Heart transplant: A heart transplant is necessary for many infants with hypoplastic left heart syndrome. To prevent their bodies from rejecting the donor's heart, children who have heart transplants must take medications for the rest of their lives.
Cost Start From USD 55000 - USD 65000Explore Options
A baby with hypoplastic left heart syndrome may receive medication and undergo the following therapies while awaiting surgery or a heart transplant:









Bangalore, India
Apollo Hospitals Bannerghatta located in Bengaluru, India is accredited by JCI, NABH. Also listed below are some of the most prominent infrastructural details:

Faridabad, India
Sarvodaya Hospital and Research Centre located in Faridabad, India is accredited by NABH, NABL. Also listed below are some of the most prominent infrastructural details:

Bangalore, India
Fortis Hospital, Bannerghatta Road, Bangalore, has been a leading multi-speciality healthcare institution, offering advanced medical services with a patient-centric approach. The hospital features 400+ beds, state-of-the-art infrastructure, and experienced specialists across various specialities, providing comprehensive and compassionate care. Trusted by patients from India and abroad, Fortis Bannerghatta Road combines modern technology with high-quality treatment to deliver world-class healthcare.
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Here are some of the reasons for choosing India:
Yes, some surgeries, such as the Norwood and Fontan procedures, can be used to treat hypoplastic left heart syndrome (HLHS); nevertheless, lifetime care and monitoring are frequently needed. A heart transplant may be required in certain circumstances.
With skilled pediatric cardiac surgeons and cutting-edge medical technology, India has demonstrated significant success rates in treating HLHS. The nation's healthcare institutions offer top-notch treatment alternatives, guaranteeing successful outcomes for many patients.
Yes, many Indian hospitals offer the following for HLHS treatment:
Always consider the following factors when selecting Indian hospitals:
In general, HLHS treatment in India has a high success rate; survival rates for significant procedures like Fontan and Norwood range from 70% to 85%. Top hospitals offer specialised knowledge and cutting-edge care.
HLHS can occasionally be detected while the infant is still in the womb during a routine ultrasound. A heart ultrasound, often known as an echocardiogram, or other testing can be performed after birth to confirm the diagnosis.
Although every child's experience is unique, many children with HLHS grow up healthy, though they may require lifelong medical care and cardiac care. Even though they may have heart health or activity issues, some people can still lead normal lives.
Hypoplastic left heart condition cannot be treated by surgery during pregnancy. A fetal surgeon may decide to perform surgery just to treat specific problems that may be linked to poor outcomes for HLHS or in infants who are developing HLHS.
Here are some ways you can take care of your child:

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Dr. Akash Khandelwal is a distinguished Hematologist, Hemato-oncologist, and Bone Marrow Transplant (BMT) Physician with extensive training from the prestigious AIIMS New Delhi. His expertise encompasses a wide range of specialized techniques in bone marrow transplantation, including autologous and allogeneic transplants such as matched sibling donors, matched unrelated donors (MUD), and haploidentical donor transplants. Dr. Khandelwal has personally supervised and conducted over 100 bone marrow transplants. View More
Last Reviewed - January 2026