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 C
  • A plastic model of intestines sits on a table in a doctor’s office where a patient is consulting with a doctor about her Crohn’s disease.

    Crohn’s Disease

    Crohn’s disease is an inflammatory bowel disease (IBD) that causes ulcers to form in the gastrointestinal (GI) tract anywhere from…

  • Doctor listens to the lung of a young girl with croup cough using a stethoscope

    Croup

    Croup is caused by a respiratory virus and causes children, usually age 5 and younger, to have a barking…

  • Pituitary gland part human

    Cushing's Syndrome

    Cushing’s syndrome is a disease that occurs when your body makes too much of the hormone cortisol.

  • Cystic Fibrosis (CF)

    Cystic fibrosis is a genetic disorder that causes mucous and sweat glands to behave abnormally. It can lead to damage…

  • Cytomegalovirus

    Cytomegalovirus (CMV) is a common virus that most people are exposed to as infants. It rarely causes symptoms, but sometimes…