Your Notifications
All done, no notifications

What is Atrial septal defect (ASD)?

A congenital heart defect is a structural issue in the heart that exists from birth and is known as an atrial septal defect (ASD). The septum, a hole in the wall, separates the heart's upper chambers, or atria. The hole size may vary, and surgery may be necessary, or it may heal itself.

Several holes in the wall separate the heart's upper chambers (atria) as the fetus's heart grows. Usually, these apertures seal during pregnancy or soon after delivery. An atrial septal defect (ASD) is a hole that persists if one of these apertures does not close.

What is the Importance of Timely Treatment?

For atrial septal defects (ASD), timely intervention is essential to avoid consequences such as pulmonary hypertension, heart failure, and stroke. Early management reduces the chance of arrhythmias and helps restore normal blood flow, which eases the load on the heart and lungs.

Additionally, it alleviates symptoms, including exhaustion and dyspnea, enhancing the general quality of life.

Early intervention for ASD, particularly in childhood, can improve long-term health outcomes and lessen the need for later, more involved treatments.

What are the Common Symptoms of Atrial septal defect (ASD)?

An atrial septal defect (ASD) may not cause symptoms in a newborn. Adulthood may be when symptoms first appear. Symptoms of an atrial septal defect might include:

  • Breathlessness, particularly during physical activity.
  • Fatigue, particularly after exerting oneself.
  • Swelling in the abdomen, legs, or feet.
  • Arrhythmias are irregular heartbeats.
  • Palpitations are skipped heartbeats or sensations of a rapid, fluttering, or pounding heartbeat.

Types of Atrial septal defect (ASD)

Atrial septal defects (ASDs) come in the following types:

  • Secundum: The most prevalent kind of ASD is this one. It occurs between the upper heart chambers in the centre of the wall.
  • Primum: This kind of ASD impacts the lower portion of the wall between the upper heart chambers. It may happen in conjunction with other congenital cardiac issues.
  • Sinus venosus: This kind of ASD is uncommon. The top portion of the wall between the heart chambers is where it most frequently occurs. It often happens in conjunction with other congenital defects in the heart's structure.
  • Coronary sinus: The heart's vascular system includes the coronary sinus. A portion of the wall separating the left upper chamber of the heart from the coronary sinus is absent in this uncommon form of ASD.

Atrial septal defect and pregnancy

First, consult a healthcare provider if you have an atrial septal defect and are pregnant or considering getting pregnant.

Getting the proper prenatal care is essential. Before becoming pregnant, a medical expert might advise fixing the heart hole.

A high-risk pregnancy may result from a significant atrial septal defect or its consequences.

Causes, Risk Factors and Complications of Atrial Septal Defect (ASD)

Causes

It's unclear what causes atrial septal defects. The issue impacts the heart's structure. It occurs during pregnancy when the baby's heart is developing.

The following factors may cause congenital cardiac defects like atrial septal defects:

  • Genetic alterations.
  • Certain health issues.
  • Certain medications.
  • Smoking.
  • Abuse of alcohol

Risk Factors

The following conditions can raise a baby's chance of an atrial septal defect or other birth-related cardiac issues:

  • German measles, often known as rubella, in the first few months of pregnancy.
  • Diabetes.
  • Lupus.
  • Use of tobacco or alcohol when pregnant.
  • Use of cocaine when pregnant.
  • Use of some medications, such as those for mood disorders and seizures, during pregnancy.

Specific congenital cardiac abnormalities run in families. They are inherited as a result.

Complications

Serious adverse effects from larger atrial septal abnormalities include right-sided cardiac failure:

  • Arrhythmias are irregular heartbeats
  • Stroke
  • Early demise
  • Pulmonary hypertension is elevated blood pressure in the lungs' arteries.
  • Permanent lung damage might result from pulmonary hypertension.

Connect with our advisor for a PRIORITY response

Latest Research and Technologies in the Treatment of Atrial Septal Defect (ASD) in Singapore

  • The use of minimally invasive procedures has improved the treatment of atrial septal defect (ASD) in Singapore. For qualified candidates, transcatheter device closure, which utilises tools such as the Amplatzer Septal Occluder, is the preferred technique because it offers advantages including avoiding cardiopulmonary bypass, minimising scarring, reducing pain, and requiring fewer hospital stays.
  • Surgical closure remains an option for individuals with larger or more complex flaws; treatments are performed through small incisions between the ribs, which reduce recovery times and enhance aesthetic results. Furthermore, improvements in imaging technology, such as cardiac MRI and 3D echocardiography, have increased the accuracy of defect assessment and facilitated individualised treatment planning.

Atrial Septal Defect (ASD) Prevention Tips

Prevention may not be feasible due to the unclear origin of atrial septal defect (ASD). However, receiving quality prenatal care is essential. Before getting pregnant, schedule a health examination if you were born with an ASD.

During this visit:

  • Discuss current medical problems and medications
  • Examine the medical history of your family.
  • Inquire about getting tested for rubella (German measles).

Treatment options for Atrial septal defect (ASD)

Catheter-based repair: This kind is used to correct atrial septal defects of the secundum kind. A catheter is a thin, flexible tube that is inserted into a blood vessel, usually the groin. After that, the tube is led to the heart. The catheter is filled with a mesh patch or stopper. The hole is sealed with the patch. The hole is permanently sealed by the heart tissue growth surrounding the patch.


Cost Start From USD 8000 - USD 20000Explore Options

Open-heart surgery: To reach the heart during this ASD repair surgery, an incision must be made through the chest wall. To seal the opening, the surgeons apply patches. Primum, sinus venosus, and coronary sinus atrial abnormalities can only be corrected by open-heart repair surgery.

  • Clinical Assessment
    • Electrocardiogram (ECG or EKG): An EKG test is a quick and straightforward method to determine whether you have a cardiac condition.
  • Imaging Tests
    • Echocardiogram: An ultrasound examination called echocardiography examines the anatomy and physiology of your heart.
    • Computed tomography (CT): An imaging test called a CT (computed tomography) scan aids medical professionals in identifying illnesses and wounds.
    • Chest X-ray: An X-ray of the chest reveals the state of the heart and lungs.
    • Cardiac magnetic resonance imaging (MRI): This test produces still or moving images of the heart's blood flow. Most frequently, it is carried out to identify the etiology of ventricular fibrillation or tachycardia.
    • Transthoracic echocardiography (TTE): This test demonstrates the effects of ASD-induced left-to-right blood shunting on the heart. Additionally, it can display information on pulmonary hypertension.
    • Intracardiac echocardiography (ICE): This ultrasound was performed inside your heart. Through a peripheral vein, a tiny camera known as an echo probe is delivered to your heart. The ASD's dimensions, shape, and blood flow direction are all displayed by this test. It is frequently utilised in percutaneous (nonsurgical) ASD repair.
    • Transesophageal echocardiography (TEE): An ultrasonography that passes through your oesophagus is called a TEE. It displays an ASD's dimensions, form, and position. Additionally, it can examine your heart valves. TEE is frequently utilised in percutaneous repair and ASD surgery.

Atrial septal defect (ASDs) rehabilitation options include:

  • Cardiac Rehabilitation Programs: Organised initiatives that promote cardiac rehabilitation through therapy, education, and exercise.
  • Exercise and Physical Activity: Exercise regimens under supervision to enhance endurance and cardiovascular health.
  • Lifestyle Modifications: Promoting heart-healthy behaviours such as weight control, quitting smoking, and dietary adjustments.

Atrial septal defects (ASDs) cannot be fixed by medication. However, they can lessen symptoms. Atrial septal defect medications may include:

  • Beta-blockers for heartbeat regulation.
  • Anticoagulants are blood thinners that reduce the risk of blood clots.
  • Diuretics are used to alleviate the accumulation of fluid in the body, including the lungs.

Instantly Connect with our Specialists

Doctor 1
Doctor 2
Doctor 3
Doctor 4
Doctor 5
Doctor 6
Doctor 7
Doctor 8

Hospitals for Atrial septal defect (ASD) in Singapore

Mount Elizabeth Hospital: Top Doctors, and Reviews
Mount Elizabeth Hospital

Singapore, Singapore

Mount Elizabeth Hospital located in Singapore, Singapore is accredited by JCI. Also listed below are some of the most prominent infrastructural details:

  • 345 bedded Hospital
  • Maternity wards
  • The Mount Elizabeth Patient Assistance Centre (MPAC)
  • 1 major operating unit with 12 operating rooms and 1 operating theatre dedicated to in vitro fertilisation (IVF)
  • Intensive Care Unit
  • High Dependency Unit (HDU)
  • Neonatal Intensive Care Unit (NICU)
  • Accident & Emergency Department
  • Rooms are categorized as Single rooms, 2-bedded rooms, 4-bedded rooms, Executive deluxe suite, Daffodil/Magnolia suite, VIP Room, and Royal Suite
  • All patient rooms are equipped with electric safe, LCD, sofa cum bed, wardrobe, radio channels, and much more
  • Parking lot
Gleneagles Hospital: Top Doctors, and Reviews
Gleneagles Hospital

Singapore, Singapore

Gleneagles Hospital, located on Napier Road in Singapore, is a leading private healthcare institution offering comprehensive medical services and advanced clinical care. With 221 beds and a strong team of medical specialists, the hospital holds the Singapore Quality Class certification for excellence in healthcare. Its state-of-the-art facilities include ICU, HDU, NICU, Urgent Care Centre, operating theatres, radiology, endoscopy, laboratories, and rehabilitation units. Gleneagles specializes in orthopaedics, oncology, women’s health, and gastroenterology, offering tailored programs for cancer, bone, and gut health. With modern maternity packages and patient-friendly rooms, the hospital ensures compassionate, high-quality care focused on safety, comfort, and recovery.

Farrer Park Hospital: Top Doctors, and Reviews
Farrer Park Hospital

Singapore, Singapore

Apart from in-detail treatment procedures available, Farrer Park Hospital located in Connexion, Singapore has a wide variety of facilities available for International Patients. Some of the facilities which are provided by them are Accommodation, Airport Transfer, Choice of Meals, Interpreter, SIM, TV inside room. Also listed below are some of the most prominent infrastructural details:

  • A medical centre is linked to the Farrer Park Hospital Complex, Connexion, Singapore
  • The focus of the hospital is to bring together two essential elements: those of healthcare combined with hospitality.
  • There is a building with 20 different stories which comprises Owen Link, hotel and spa.
  • Personal attention and patient care focus is maintained with a system in place of listening, analysing, evaluating and then implementing a treatment plan.
  • 121 bed capacity
  • Technology and innovations help provide the best of medical and surgical treatment options.
  • Professionally implemented international patient care systems
  • Suites: Cardiovascular, day surgery, endoscopy, major surgery, nuclear medicine, radiation oncology, and inpatient suite
  • Diagnostic imaging and intensive care unit
  • 24 hour emergency clinic and pharmacy
  • Facilities such as dialysis, nutrition services, rehab centre, and teaching clinic

Our Services to better your experience

Opinion & Option

We submit the most accurate opinion and options from one or more countries for your review

Consult Privately

Consult with a certified specialist privately on our telemedicine platform even before you decide to travel

Logistics

We handle flights, visas, transfers, and accommodation—so you can focus on your health.

Recovery

Our In-house rehabilitation service packages to better your recovery and treatment outcome

Why Choose Singapore for Atrial Septal Defect (ASD) Treatment?

Here are some of the reasons to choose Singapore:

  • Advanced Medical Technology: Singapore provides cutting-edge facilities that use minimally invasive surgical procedures to treat coronary artery disease.
  • World-Class Experts: Highly experienced cardiologists and surgeons with international training backed by JCI-accredited healthcare facilities.
  • Cost-Effective Treatment: Compared to many Western countries, treatment in Singapore is less expensive while maintaining high quality.
  • International Patient Services: Singapore hospitals offer exceptional multilingual care and assistance to international patients.
  • Innovative Treatment Options: Modern technologies, including biological medicines and the latest research in ASD treatment.

Frequently Asked Questions

The magnitude of the ASD and whether you undergo ASD repair are two factors that affect life expectancy. Repair time is also essential. People with ASD heal early in life and have a better expectancy, according to research. This is likely because prompt treatment identifies the issue before it can cause serious harm to your heart or lungs.

Atrial Septal Defect (ASD) closure in Singapore has a very high success rate, particularly when transcatheter methods are used. Using tools like the Cocoon Septal Occluder, studies show success rates of over 97%. Positive patient outcomes are ensured by the safety, low complication rate, and speedy recovery associated with these minimally invasive procedures.

Yes, many individuals with ASD do not exhibit any symptoms, and they might not receive a diagnosis until they are adults.

Most people with ASD can have everyday lives free from chronic cardiac issues if they receive timely treatment. Untreated ASDs, however, may result in more severe health problems.

Not all the time. Many persons with mild or asymptomatic ASDs can be closely watched and may not need surgery. Surgery or a catheter technique is frequently required to close larger ASDs or those that are producing symptoms.

The extent of the problem and whether it produces symptoms determine the course of treatment. While some ASDs are addressed in infancy or childhood, others may be tracked into adulthood.

Most of the time, people with Autism Spectrum Disorder (ASD) can lead an active life. However, until treatment is administered, people with significant problems or symptoms might need to limit their rigorous activities.

Over time, problems from an ASD can include heart failure, arrhythmias, stroke, or pulmonary hypertension if treatment is not received.

While other flaws, such as ventricular septal defects (VSD), involve holes between the heart's ventricles or other structural problems, ASD refers explicitly to a hole between the heart's atria.