Aplastic Anemia

Aplastic anemia is a rare but serious blood disorder. If you have it, your bone marrow doesn't make enough new blood cells. Read more on the causes.

This content is for informational purposes only. Always consult a healthcare professional.
ⓘ Information

Before we begin: Aplastic anemia is a rare but serious blood disorder. If you have it, your bone marrow doesn’t make enough new blood cells. Read more on the causes.

This tutorial walks you through everything you need to know about aplastic anemia. We explain it in plain language, step by step, so whether you are a student, a patient, or simply curious, you will come away with a solid understanding.

We cover what it is, why it matters, how it is diagnosed, and what you can do about it. Key facts are called out along the way.

What is aplastic anemia? Aplastic anemia is a rare but serious blood disorder. If you have it, your bone marrow doesn’t make enough new blood cells. It happens when there is damage to stem cells inside your bone marrow. There are different types of aplastic anemia, including Fanconi anemia.

What causes aplastic anemia? The causes of aplastic anemia can include:

Autoimmune disorders, which are the most common cause

Certain inherited gene changes, such as the one that can cause Fanconi anemia

Toxic substances, such as pesticides, arsenic, and benzene

Radiation therapy and chemotherapy for cancer

Certain medicines

Viral infections such as hepatitis, Epstein-Barr virus, or HIV

Pregnancy

In many people, the cause is unknown. This is called idiopathic aplastic anemia.

What are the symptoms of aplastic anemia? Aplastic anemia can develop suddenly or slowly. It can be mild or severe. The symptoms of aplastic anemia can include:

Fatigue

Weakness

Dizziness

Shortness of breath

Easy bruising or bleeding

What other problems can aplastic anemia cause? Aplastic anemia can cause other problems, including frequent infections and bleeding. It raises your risk of developing a serious blood disorder.

If not treated, aplastic anemia can also lead to heart problems such as an arrhythmia (a problem with the rate or rhythm of your heartbeat), an enlarged heart, or heart failure.

How is aplastic anemia diagnosed? To find out if you have aplastic anemia, your doctor will:

Take your medical and your family medical histories

Do a physical exam

Order tests, such as tests to check if you have low numbers of cells in your bone marrow and blood

What are the treatments for aplastic anemia? If you have aplastic anemia, your doctor will create a treatment plan for you. The plan will be based on how severe the anemia is and what is causing it. Treatments can include:

Blood transfusions

Blood and marrow stem cell transplants

Medicines to suppress your immune system

Because of the risk of blood disorders, your doctor will monitor your condition and screen you for blood disorders regularly.

NIH: National Heart, Lung, and Blood Institute

Related topics: Fanconi Anemia.

Categories: Blood, Heart and Circulation, Immune System.

Source: National Institutes of Health — National Heart, Lung, and Blood Institute.

Key Takeaways

Understanding aplastic anemia is an important part of taking charge of your health. Here is what to remember:

  • Know the signs — Recognizing early symptoms can lead to earlier diagnosis and better outcomes.
  • Talk to your provider — If you have concerns or a family history of this condition, bring it up at your next checkup.
  • Stay informed — Medical knowledge evolves. Keep learning and asking questions.
  • You are not alone — Many people deal with this condition. Support groups and educational resources can help.
⚠ Caution
Medical Disclaimer: This information is for educational purposes only. Always consult a healthcare professional for diagnosis and treatment of any medical condition.