Aspirate: To draw in by suction. A patient may aspirate for example by accidentally drawing material from the stomach into the lungs. A doctor can aspirate a joint.
Aspiration: Removal by suction of fluid and cells through a needle. Aspiration also refers to the accidental sucking in of food particles or fluids into the lungs.
- Aspiration, joint
Aspiration, joint: A procedure whereby a sterile needle and syringe are used to drain joint fluid from the joint. This is usually done as an office procedure or at the bedside in the hospital. The procedure is also known medically as arthrocentesis, For an arthrocentesis, the skin over the joint is sterilized with a liquid. […]
Aspirin: Once the Bayer trademark for acetylsalicylic acid, now the common name for this anti-inflammatory pain reliever.
- Aspirin resistance
Aspirin resistance: 1. The inability of aspirin to protect a person from cardiovascular events such as heart attacks and strokes. This has been called clinical aspirin resistance. 2. The inability of aspirin to produce an anticipated effect on one or more tests of platelet function. This has been called biochemical aspirin resistance, although the tests […]
Asplenia: The absence of a spleen or one that functions. (The spleen can be functionally destroyed, as occurs in patients with sickle cell disease.) The spleen, an organ located in the upper left part of the abdomen near the stomach, produces lymphocytes, filters blood, serves as a major reservoir for blood, destroys blood cells that […]