Polycythemia can be caused by polycythemia vera, a type of blood cancer that results when bone marrow makes too many red blood cells. Read more: Is Polycythemia a Cancer? Article
Multimedia: Slideshows, Images & Quizzes
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Blood Disorders: Types, Symptoms, and Treatments
Some blood disorders are forms of cancer. Others are benign. Find out what happens and why.
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Blood Cancer Types: Leukemia, Lymphomas, Myelomas, and More
Types of blood cancers include leukemia, lymphomas, multiple myelomas, and others discussed in this slideshow. Symptoms may...
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Hemophilia Quiz: Test Your IQ of This Blood Disorder
What happens within the body in a person who has hemophilia? Take this quiz to learn about this rare blood disorder.
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Picture of Blood Clot
Blood that has been converted from a liquid to a solid state. See a picture of Blood Clot and learn more about the health topic.
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Blood Disorders: What Is Sickle Cell Disease
This is a slideshow about sickle cell disease. It’s an inherited blood disorder that leads to a shortage of red blood cells. It...
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Safe, Normal, Low Blood Oxygen Levels: Pulse Oximeter Chart
What should your oxygen saturation be? What are normal and safe oxygen levels? How does a finger pulse oximeter work? Learn about...
SLIDESHOW
Anemia: Common Causes, Symptoms, Types, and Treatment See SlideshowRelated Disease Conditions
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High Red Blood Cell Count (Polycythemia)
Polycythemia (elevated red blood cell count) is a rare blood disease in which the body produces too many red blood cells. Causes of polycythemia are either primary (acquired or genetic mutations) or secondary (diseases, conditions, high altitude).
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Hemochromatosis (Iron Overload)
Hereditary hemochromatosis (iron overload) is an inherited disorder in which there is excessive accumulation of iron in the body. Check out the center below for more medical references on hemochromatosis, including multimedia (slideshows, images, and quizzes), related disease conditions, treatment and diagnosis, medications, and prevention or wellness.
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What Does It Mean When Your Hemoglobin Is Low?
What is considered low hemoglobin? What is anemia and what causes it? Learn the signs and treatments of low hemoglobin and anemia.
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What Are Human Blood Vessels?
Blood vessels are small tube-like structures through which blood circulates throughout the human body. The blood vessels transport oxygen and nutrients to the tissues and organs and remove carbon dioxide and waste away from the tissues and organs.
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