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Drugs and diseases reference index

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Diseases & conditions A-Z List

Diseases & Conditions A-Z List - «E»:

  1. Eating extra calories when you are sick - children Eating extra calories when you are sick - children
    If your child is sick or getting cancer treatment, he or she may not feel like eating. But your child will need to get enough protein and calories to grow and develop. Eating well will help your child handle their illness and side effects of treatment better. Change your child's eating habits to hel...
  2. Ebstein's anomaly Ebstein's anomaly
    Ebstein's anomaly is a rare heart defect in which parts of the tricuspid valve are abnormal. The tricuspid valve separates the right lower heart chamber (right ventricle) from the right upper heart chamber (right atrium). The condition is congenital, which means it is present from birth. See also: ...
  3. Echinococcus Echinococcus
    Echinococcus is an infection caused by the Echinococcus granulosus or Echinococcus multilocularis worm. Causes Echinococcus is common in: Africa Central Asia Southern South America The Mediterranean The Middle East In the United States, the disease is very rare. However, it has been reported in C...
  4. ECHO virus ECHO virus
    Enteric cytopathic human orphan (ECHO) viruses are a group of viruses that usually take the form of gastrointestinal infection and skin rashes. Causes ECHO virus infections are common. Serious infections with ECHO viruses are less common, but can be significant. As many as one out of five cases of ...
  5. Echocardiogram Echocardiogram
    An echocardiogram is a test that uses sound waves to create a moving picture of the heart. The picture is much more detailed than a plain x-ray image and involves no radiation exposure. How the Test is Performed A trained sonographer performs the test, then your heart doctor interprets the results....
  6. Eclampsia Eclampsia
    Eclampsia is seizures (convulsions) in a pregnant woman that are not related to a preexisting brain condition. See also: Preeclampsia Causes The cause of eclampsia is not well understood. Researchers believe the following may play a role: Blood vessels Brain and nervous system (neurological) fact...
  7. Ecthyma Ecthyma
    Ecthyma is a skin infection similar to impetigo. It is often called "deep impetigo" because it occurs deep inside the skin. Causes Ecthyma is most often caused by the bacteria streptococcus. Sometimes, staphylococcus bacteria causes this skin infection. The infection may start in skin that has been...
  8. Ectodermal dysplasia Ectodermal dysplasia
    Ectodermal dysplasia is a group of conditions in which there is abnormal development of the skin, hair, nails, teeth, or sweat glands. Causes There are many different types of ectodermal dysplasia. Many gene defects can cause ectodermal dysplasias. The most common form of ectodermal dysplasia usual...
  9. Ectopic ADH secretion Ectopic ADH secretion
    Antidiuretic hormone (ADH), or vasopressin, is a substance produced naturally by the hypothalamus and released by the pituitary gland. The hormone controls the amount of water your body removes. Ectopic ADH secretion is the release of ADH from an abnormal location within the body. Ectopic means "out...
  10. Ectopic Cushing syndrome Ectopic Cushing syndrome
    Ectopic Cushing syndrome is a condition in which a tumor outside the pituitary or adrenal glands produces a hormone called adrenocorticotropic hormone (ACTH). Causes Cushing syndrome is the result of too much glucocorticoid hormones being released over a long period of time. About 15% of Cushing ...
  11. Ectopic heartbeat Ectopic heartbeat
    Ectopic heartbeat is an irregularity of the heart rate and heart rhythm involving extra or skipped heartbeats. Causes Ectopic heartbeats are small variations in an otherwise normal heartbeat that causes an irregular pulse. They may occur without an obvious cause and are usually harmless. Sometimes ...
  12. Ectopic pregnancy Ectopic pregnancy
    An ectopic pregnancy is an abnormal pregnancy that occurs outside the womb (uterus). The baby (fetus) cannot survive, and often does not develop at all in this type of pregnancy. Causes An ectopic pregnancy occurs when a pregnancy starts outside the womb (uterus). The most common site for an ectopi...
  13. Ectropion Ectropion
    Ectropion is the turning out of the eyelid (usually the lower eyelid) so that the inner surface is exposed. Causes Ectropion is usually caused by the aging process and the weakening of the connective tissue of the eyelid, which causes the lid to turn out. It can also be caused by: A defect that oc...
  14. EEG EEG
    An electroencephalogram (EEG) is a test to detect problems in the electrical activity of the brain. How the Test is Performed Brain cells communicate with each other by producing tiny electrical impulses. In an EEG, this faint electrical activity is measured by putting electrodes on the scalp. The ...
  15. EGD - esophagogastroduodenoscopy EGD - esophagogastroduodenoscopy
    Esophagogastroduodenoscopy (EGD) is an examination of the lining of the esophagus, stomach, and upper duodenum with a small camera (flexible endoscope) which is inserted down the throat. How the Test is Performed You will be given a sedative and an analgesic (painkiller). You should feel no pain an...