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 infection is caused by E. coli bacteria (germs) that are found on food and in the environment. It…

  • Ear Infection

    Ear infections are one of the most common conditions in children, especially younger children. They are caused by a bacterial…

  • Early Pregnancy Loss

    Early pregnancy loss is known as a miscarriage. It is a pregnancy that ends on its own in the first…

  • Eating Disorders

    An eating disorder is an obsession with food and weight that harms a person's well being. There are 2 main…

  • Ebola Virus Disease

    Ebola virus disease (EVD) is a rare but serious disease caused by infection of the Ebola virus.

  • Ectopic Pregnancy

    An ectopic pregnancy happens when a fertilized egg implants and grows outside the uterus, usually in the fallopian tube.

  • 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…

  • Edema

    Edema is swelling or puffiness of parts of the body. It usually happens in the feet, ankles, and legs but…

  • Ehrlichiosis

    Ehrlichiosis is a bacterial infection caused by a tick bite. It causes flu-like symptoms. Most cases are generally mild.

  • Endometrial Cancer

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

  • 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 a female reproductive disorder. It occurs when the lining of your uterus also grows outside of your…

  • Enlarged Adenoids

    Adenoids are tiny pieces of tissue at the back of your throat. They help children’s bodies fight infection by catching…

  • Eosinophilic Esophagitis

    Eosinophilic esophagitis (EoE) is an inflammatory, allergic disease. It may be confused with GERD. Learn about the symptoms and…

  • Epilepsy

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

  • Erectile Dysfunction (ED)

    Erectile dysfunction occurs when a man can't get an erection to have sex or can't keep an erection long enough…

  • Esophageal Atresia and Tracheoesophageal Fistula

    Esophageal atresia (EA) and a tracheoesophageal fistula (TEF) is a digestive disorder that can affect some babies at birth.

  • Essential Tremor

    Essential tremor is a disorder in your nervous system. It causes shaking movements that you can’t control, most often in…

  • Eustachian Tube Dysfunction

    Eustachian tube dysfunction is when the tube connecting your throat and middle ear gets inflamed and plugged up. It can…

  • Exercise-induced Bronchospasm

    Learn about the symptoms, causes, diagnosis, and treatment of exercise-induced bronchospasm.