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Diseases and Conditions

Find doctor-approved information about symptoms, causes, diagnosis, treatment and prevention of common diseases and conditions.

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All conditions that start with the letter E
  • E. coli Infection

    E. coli are germs that are found on food and in the environment. When ingested, E. coli cause severe cramps…

  • Doctor examining patient’s ear with otoscope

    Ear Infection

    An ear infection is one of the most common conditions among children. It is caused by a viral or bacterial…

  • sad woman holds a teddy bear in an empty nursery

    Early Pregnancy Loss

    An early pregnancy loss is a miscarriage that occurs on its own in the first 20 weeks of the…

  • Eating Disorders

    An eating disorder is a mental health condition characterized by an obsession with food and weight. It harms a person’s…

  • Ebola Virus Disease

    Ebola virus disease (EVD) is a rare but serious disease caused by the Ebola virus. There are five known strains…

  • Ectopic Pregnancy

    An ectopic pregnancy happens when the fertilized egg grows outside the uterus. This type of pregnancy can be dangerous for…

  • Woman scratching her arm

    Eczema and Atopic Dermatitis

    Eczema is a general term for rash-like skin conditions. The most common type of eczema is called atopic dermatitis, which…

  • A woman puts on compression stockings

    Edema

    Edema is a swelling or puffiness of part of the body, usually the feet, ankles and legs. It sometimes occurs…

  • Illustration of the female reproduction system and a yellow ribbon representing endometriosis

    Endometrial Cancer

    Endometrial cancer occurs in the lining of a woman’s uterus. Learn about the symptoms, diagnosis, and treatment of this common…

  • Visual difference between a normal endometrium and endometrial hyperplasia

    Endometrial Hyperplasia

    Endometrial hyperplasia is an overgrowth of tissue in the endometrium, in which the uterine lining becomes too thick and causes…

  • Endometriosis

    Endometriosis is when the lining of the uterus grows outside of the uterus. It can be treated with medicine and…

  • Illustration of enlarged adenoid

    Enlarged Adenoids

    Adenoids are tiny pieces of tissue in the back of your throat. They hang above your tonsils. They help fight…

  • Eosinophilic Esophagitis

    Eosinophilic esophagitis is an inflammatory, allergic disease that occurs when certain white blood cells build up in your esophageal…

  • Epilepsy

    Epilepsy is a disorder of the brain. People who have epilepsy have electrical activity in the brain that is not…

  • Man holding condom in one hand and blue pill in the other

    Erectile Dysfunction (ED)

    Erectile dysfunction is when a man cannot get or keep an erection. It can be caused by a number of…

  • mother holds and kisses her newborn baby

    Esophageal Atresia and Tracheoesophageal Fistula

    Esophageal atresia and tracheoesophageal fistula are 2 disorders of the digestive system affecting babies.

  • young woman helps older woman hold her tea cup as she takes a drink

    Essential Tremor

    Essential tremor is a disorder in your nervous system that causes uncontrollable shaking.

  • Eustachian Tube Dysfunction

    Eustachian tube dysfunction is when your ear is plugged with fluid. Sounds may be muffled, and your ear may feel…

  • Tired woman sitting on the stairs with bottle of water in gym

    Exercise-induced Bronchospasm

    Exercise-induced bronchospasm, or exercise-induced asthma, happens when exercise causes the airways in your lungs to narrow, making it hard to…

  • close up image of a man's body suffering severe urticaria nettle rash.

    Exercise-induced Urticaria

    Exercise-induced urticaria is a condition that produces hives and other allergic symptoms, such as itching or swelling, during or after…

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