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Heart Transplantation
Reviewed by Medicinsk Expert•Last updated: 2026-10-22•Blood Heart Circulation

Heart Transplantation

A heart transplant is a life-saving procedure that replaces a diseased heart with a healthy donor organ, serving as a final option when other treatments for heart failure have been exhausted.

Overview

A heart transplant involves removing a damaged or diseased heart and replacing it with a healthy one from a donor who has died. This procedure is considered the last resort for individuals suffering from heart failure when all other medical treatments have failed.

Causes of Heart Failure

Heart failure requiring a transplant may be caused by several conditions, including:

  • Coronary heart disease
  • Damaged heart valves or heart muscles
  • Congenital heart defects
  • Viral infections of the heart

Risks and Recovery

While heart transplant surgery is a life-saving measure, it carries significant risks. Patients require careful monitoring, ongoing treatment, and regular medical care to manage these risks effectively.

Following surgery, most patients are able to return to their normal levels of activity. However, due to various factors, fewer than 30% of patients return to work.

Frequently Asked Questions

While a heart transplant is a life-saving procedure, donor hearts do not last indefinitely. The average lifespan of a transplanted heart is about 10-15 years, though many patients live much longer. The need for a second transplant is possible, often due to chronic rejection or the development of coronary artery disease in the transplanted heart (cardiac allograft vasculopathy). The decision for a re-transplant is complex and depends on various factors, including the patient's overall health and the availability of a suitable donor.
fter a heart transplant, lifelong lifestyle adjustments are crucial. You'll need to take immunosuppressant medications daily to prevent organ rejection, adhere to a strict medication schedule, and attend regular follow-up appointments for blood tests and biopsies. A heart-healthy diet low in saturated fats, cholesterol, and sodium is recommended, along with regular, moderate exercise as advised by your medical team. Avoiding smoking and excessive alcohol is also essential. These changes are vital for the long-term success of the transplant.
Rejection is a significant risk after a heart transplant, occurring when your immune system identifies the donor heart as foreign and attacks it. There are two main types: acute rejection (often within the first year) and chronic rejection (over months or years). Symptoms can be subtle and include fatigue, shortness of breath, fever, or fluid retention. Rejection is primarily detected through regular heart biopsies and blood tests. Treatment involves adjusting or increasing immunosuppressant medications to suppress the immune response and protect the new heart.
The initial recovery in the hospital typically lasts 2-3 weeks, followed by several months of intensive rehabilitation at home. The first 3-6 months are critical for monitoring and adjusting medications. While many patients can return to a good quality of life, "normal activities" vary. Light activities can often resume within a few months, but strenuous activities or returning to work may take longer, often 6-12 months, and is highly individualized based on your recovery progress and medical team's recommendations. Fewer than 30% of patients return to work due to various factors including ongoing health management and fatigue.
Source: MedlinePlus, National Library of Medicine

MedlinePlus brings together authoritative health information from the National Library of Medicine (NLM), the National Institutes of Health (NIH), and other government agencies and health-related organizations.

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