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Diseases, Conditions and Tests

The RxList disease and condition listing contains explanations of many medical conditions and tests. Disease articles are written by U.S. Board Certified Physicians. To use the listing, browse the terms by selecting a letter.

Diseases, Conditions and Tests by Letter

Featured: Stroke

Brain scan.Stroke occurs when part of the brain loses its blood supply and stops working. This causes the part of the body that the injured brain controls to stop working. A stroke is a medical emergency. The affected individual, family, friends, or bystanders need to call 9-1-1 (activate EMS) to access emergency care.Take the Stroke Quiz »
Reviewed on 3/9/2018

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