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Health Library
Infectious Esophagitis
Infectious esophagitis is inflammation and irritation of your esophagus caused by an infection. Read on to learn more.
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Esophagitis
Esophagitis is the irritation and inflammation of the lining of your esophagus, or food pipe. Because the lining of the esophagus is sensitive, many things can cause swelling and irritation.
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The Digestive Process: How Does the Esophagus Work?
Your esophagus has 1 main purpose: to move food from your throat to your stomach. Here's how it works.
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Coping with Swallowing Difficulties
Swallowing difficulties can happen for reasons ranging from dehydration to illness. Most cases are short-lived, but sometimes you might need medical treatment or special home care.
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Asthma and Physical Activity
Learn the ways that exercise can cause problems when you have asthma and some tips for managing your exercise.
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What is Ejection Fraction?
Ejection fraction is a measurement of how much blood your heart pushes out when it beats.
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Erythropoietin (Blood)
This test measures how much of the hormone erythropoietin you have in your blood. You may need this test to figure out what kind of anemia you have.
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Estradiol (Blood)
This test measures the amount of estradiol (E2), the form of estrogen made mainly by the ovaries.
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Echocardiography for Children
Echocardiography is an imaging test. It uses sound waves to make detailed pictures of the heart.
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