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<article class="node node--type-health-topics node--view-mode-full">

  
    

  
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      <div>Anemia</div>

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      <div class="responsive-container responsive-container-constrained breadcrumbs-container"><div class="breadcrumbs"><ul> <li class='breadcrumb-home'><a href='/'>Home</a></li><li class='breacrumb-break'><i class="fas fa-angle-right"></i></li><li class='breadcrumb-grandparent'><a href='/node/93751'>Health Topics</a></li><li class='breacrumb-break'><i class="fas fa-angle-right"></i></li><li class='breadcrumb-parent'><a href='/node/92725'><span class='back-to'> < Back To </span>Anemia</a></li><li class='breacrumb-break'><i class="fas fa-angle-right"></i></li><li class='breadcrumb-current'>Hemolytic Anemia</li></ul></div></div>
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                <a href="/health/anemia" aria-label="What Is Anemia?-Anemia" hreflang="en">What Is Anemia?</a>
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                    Types of Anemia
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                <a href="/health/anemia/iron-deficiency-anemia" aria-label="Iron-Deficiency Anemia-" hreflang="en">Iron-Deficiency Anemia</a>
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                <a href="/health/anemia/vitamin-b12-deficiency-anemia" aria-label="Vitamin B12–Deficiency Anemia-" hreflang="en">Vitamin B12–Deficiency Anemia</a>
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                <a href="/health/anemia/hemolytic-anemia" aria-label="Hemolytic Anemia-" hreflang="en">Hemolytic Anemia</a>
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                <a href="/health/anemia/aplastic-anemia" aria-label="Aplastic Anemia-" hreflang="en">Aplastic Anemia</a>
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                  <p>MORE INFORMATION</p>
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      <div>Anemia</div>

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                  <h1  class="field field--name-title field--type-string field--label-hidden responsive-container responsive-container-constrained field__item"><span class="ht-kicker">Anemia </span>Hemolytic Anemia<hr>
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	<span class="a2a_kit a2a_kit_size_24 addtoany_list" data-a2a-url="https://www.nhlbi.nih.gov/health/anemia/hemolytic-anemia" data-a2a-title="Hemolytic Anemia">
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<h2 class="field--name-field-component-section-titl component-section-section-title">What is hemolytic anemia?</h2>

            <div class="field field--name-field-component-section-st field--type-string field--label-hidden visually-hidden field__item">What it is</div>
      
            <div class="field field--name-field-component-section-desc field--type-text-long field--label-hidden clearfix field__item"><p>Hemolytic anemia is a blood condition that occurs when your red blood cells are destroyed faster than they can be replaced. Hemolytic anemia can develop quickly or slowly, and it can be mild or serious.</p></div>
      
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<h2 class="field--name-field-component-section-titl component-section-section-title">What are the symptoms of hemolytic anemia?</h2>

            <div class="field field--name-field-component-section-st field--type-string field--label-hidden visually-hidden field__item">Symptoms</div>
      
            <div class="field field--name-field-component-section-desc field--type-text-long field--label-hidden clearfix field__item"><p>Your <a href="https://www.nhlbi.nih.gov/health/anemia/symptoms" rel="noreferrer">symptoms</a> may include tiredness, dizziness, weakness, and a <span><span class="entity-embed node entity-embed-glossary_term"><a class="glossary-term" href="#" title="Definition of spleen " alt="Definition of spleen" data-term="spleen" data-pronunciation="spleen" data-definition="An organ that filters blood, stores blood cells, removes old blood cells, and makes immune cells known as lymphocytes. It is located in the upper left side of the abdomen." role="link">
		spleen
	</a></span></span> or liver that is larger than normal.</p></div>
      
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<h2 class="field--name-field-component-section-titl component-section-section-title">How is hemolytic anemia diagnosed?</h2>

            <div class="field field--name-field-component-section-st field--type-string field--label-hidden visually-hidden field__item">Diagnosis</div>
      
            <div class="field field--name-field-component-section-desc field--type-text-long field--label-hidden clearfix field__item"><p>To <a href="https://www.nhlbi.nih.gov/health/anemia/diagnosis" rel="noreferrer">diagnose</a> hemolytic anemia, your doctor will do a physical exam and order blood tests. Additional tests may include a urine test, a bone marrow test, or genetic tests.</p></div>
      
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<h2 class="field--name-field-component-section-titl component-section-section-title">What causes hemolytic anemia?</h2>

            <div class="field field--name-field-component-section-st field--type-string field--label-hidden visually-hidden field__item">Causes</div>
      
            <div class="field field--name-field-component-section-desc field--type-text-long field--label-hidden clearfix field__item"><p>Red blood cells develop in the bone marrow, which is the sponge-like tissue inside your bones. Your body normally destroys old or faulty red blood cells in the spleen or other parts of your body through a process called <span><span class="entity-embed node entity-embed-glossary_term"><a class="glossary-term" href="#" title="Definition of hemolysis " alt="Definition of hemolysis" data-term="hemolysis" data-pronunciation="hee-MAH-lih-sis" data-definition="The breakdown of red blood cells. Red blood cells normally live for up to 120 days. After that, they naturally break down and are most often removed from the blood by the spleen." role="link">
		hemolysis
	</a></span></span>. Hemolytic anemia occurs when you have a low number of red blood cells due to too much hemolysis in the body.</p>

<p>Certain conditions can cause hemolysis to happen too fast or too often, including the following:</p>

<ul><li><span><span class="entity-embed node entity-embed-glossary_term"><a class="glossary-term" href="#" title="Definition of autoimmune " alt="Definition of autoimmune" data-term="autoimmune" data-pronunciation="AW-toh-ih-MYOON" data-definition="A term describing cells and antibodies that a person’s body makes to attack its own tissues, as happens in autoimmune diseases." role="link">
		autoimmune
	</a></span></span> conditions</li>
	<li>Bone marrow failure</li>
	<li>Complications from <a href="https://www.nhlbi.nih.gov/health-topics/blood-transfusion" rel="noreferrer">blood transfusions</a></li>
	<li>Infections</li>
	<li><span><span class="entity-embed node entity-embed-glossary_term"><a class="glossary-term" href="#" title="Definition of inherited " alt="Definition of inherited" data-term="inherited" data-pronunciation="in-HAYR-ih-ted" data-definition="The passing of genetic information from a parent to a child through genes." role="link">
		inherited
	</a></span></span> blood conditions such as <a href="https://www.nhlbi.nih.gov/health/sickle-cell-disease" rel="noreferrer">sickle cell disease</a> or <a href="https://www.nhlbi.nih.gov/health/thalassemias" rel="noreferrer">thalassemia</a></li>
	<li>Some medicines</li>
</ul></div>
      
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<h2 class="field--name-field-component-section-titl component-section-section-title">How is hemolytic anemia treated?</h2>

            <div class="field field--name-field-component-section-st field--type-string field--label-hidden visually-hidden field__item">Treatment</div>
      
            <div class="field field--name-field-component-section-desc field--type-text-long field--label-hidden clearfix field__item"><p>If you have mild hemolytic anemia, you may not have any symptoms or need <a href="https://www.nhlbi.nih.gov/health/anemia/treatment" rel="noreferrer">treatment</a>. For others, hemolytic anemia can often be treated or managed. Treatments may include the following:</p>

<ul><li>Blood transfusions </li>
	<li>Medicines</li>
	<li>Surgery to remove your spleen</li>
	<li>Blood and bone marrow transplants</li>
</ul><p>If your hemolytic anemia is caused by medicines or another health condition, your doctor may change your treatment to manage or stop hemolytic anemia.</p></div>
      
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<h2 class="field--name-field-component-section-titl component-section-section-title">What happens if hemolytic anemia is not treated?</h2>

            <div class="field field--name-field-component-section-st field--type-string field--label-hidden visually-hidden field__item">What happens if not treated</div>
      
            <div class="field field--name-field-component-section-desc field--type-text-long field--label-hidden clearfix field__item"><p>People who have mild hemolytic anemia may not need treatment. Serious hemolytic anemia that is not treated or managed can cause <a href="https://www.nhlbi.nih.gov/health/arrhythmias" rel="noreferrer">irregular heart rhythms</a>, <a href="https://www.nhlbi.nih.gov/health/cardiomyopathy" rel="noreferrer">a heart that is larger than normal</a>, and <a href="https://www.nhlbi.nih.gov/health/heart-failure" rel="noreferrer">heart failure</a> if anemia gets severe</p></div>
      
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  <div class="field field--name-field-last-updated field--type-datetime field--label-hidden responsive-container responsive-container-constrained field__item">Last updated on <time datetime="2022-03-24T12:00:00Z" class="datetime"><span>March 24, 2022</span></time>
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