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Diseases & Conditions

Electromyography (EMG)

Electromyography (EMG) is a procedure used to diagnose muscle or nerve dysfunction. Learn what to…

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Elevated blood pressure

If your blood pressure is slightly elevated, eating better and moving more can help prevent…

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Elevated liver enzymes

Inflamed liver cells can leak higher levels of liver enzymes into the bloodstream. The symptom…

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Embryonal tumors

Learn about these malignant brain tumors that happen most often in babies and young children.…

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Emergency essentials: Putting together a survival kit

Keeping emergency essentials handy helps you respond safely if trouble strikes. Learn how to assemble…

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Emergency health information: Keep your personal and family records within reach

Emergency preparedness includes making sure you can quickly access critical health information for you and…

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Emerging treatments for multiple sclerosis

There is no cure for this disease of the nervous system, but promising research offers…

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Emphysema

Often caused by smoking, this lung disease causes problems with breathing that worsen over time.…

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ENA test

The extractable nuclear antigen panel, known as the ENA test, panel is a blood test.…

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Encephalitis

Learn about this potentially fatal condition associated with inflammation of the brain and what you…

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Encopresis

If constipation causes stool to become impacted, liquid stool may leak out around the hard…

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End-stage renal disease

When kidneys no longer function well enough to meet a body's needs, treatment involves kidney…

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Endocarditis

Learn what causes this infection of the inner lining of the heart chambers and valves…

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Endometrial ablation

This surgery that destroys the lining of the uterus treats unusual uterine bleeding. Learn about…

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Endometrial cancer

Learn about the symptoms and causes of this cancer of the uterus. Treatments include hysterectomy,…

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子宮内膜症

Learn about endometriosis, including possible treatments for this condition that can cause pain and sometimes…

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Endoscopic mucosal resection

This process removes irregular tissue from the lining of the digestive tract. It can help…

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Endoscopic sleeve gastroplasty

This weight-loss procedure is done using a flexible tube passed down through the throat —…

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Endoscopic ultrasound

Learn about this imaging test that uses both endoscopy and ultrasound. The test helps diagnose…

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Enlarged breasts in men (gynecomastia)

Learn how an imbalance of the hormones estrogen and testosterone can cause breast tissue swelling…

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Enlarged heart

Cardiomegaly is another word for this sign or symptom that may be caused by certain…

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Enlarged liver

Having a larger than usual liver is a sign of a serious condition, such as…

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Enlarged prostate: Does diet play a role?

Lifestyle factors such as diet appear to play a role in benign prostatic hyperplasia, also…

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Enlarged spleen (splenomegaly)

Learn about what your spleen does and what can happen if it becomes enlarged.

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Enterovirus D68 and parechovirus: How can I protect my child?

Enterovirus D68 and parechovirus infections can lead to serious illness among children. Know the symptoms…

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Entropion

In entropion, your eyelid turns inward, causing lashes and skin to rub against the eye.…

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Eosinophilia

Learn more about a condition in which white blood cell counts are high enough to…

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Eosinophilic esophagitis

Learn more about the causes and treatment of eosinophilic esophagitis — a digestive disease caused…

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EP study

An electrophysiology study can show the cause of irregular heart rhythms and guide treatment. Know…

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Ependymoma

Learn about this tumor that forms from ependymal cells in the brain and spinal cord.…

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