Acute pain: Pain that comes on quickly, can be severe, but lasts a relatively shorter period of time. As opposed to chronic pain.
- Acute pancreatitis
Sudden inflammation of the pancreas. The pancreas abruptly becomes inflamed and then gets better. Some people have more than one attack but recover fully after each one. The cause of acute pancreatitis is most often alcohol abuse or gallstones. Other causes include use of prescribed drugs, trauma or surgery to the abdomen, or abnormalities of […]
- Acute promyelocytic leukemia
Acute promyelocytic leukemia: Commonly called APL, a malignancy of the bone marrow in which there is a deficiency of mature blood cells in the myeloid line of cells and an excess of immature cells called promyelocytes. APL is due to a translocation (an exchange of chromosome material) between chromosomes 15 and 17 which is symbolized […]
- Acute radiation syndrome
Acute radiation syndrome: An acute illness caused by a dose greater than 50 rads of penetrating radiation to most or all of the body in a short time, usually a matter of minutes. Examples of persons who suffered from acute radiation syndrome (ARS) are the survivors of the Hiroshima and Nagasaki atomic bombs and the […]
- Acute renal failure
Acute renal failure: Sudden and often temporary loss of kidney function. Also called acute kidney failure. As opposed to chronic renal failure. More recently also called acute kidney injury. Many times this is reversible but depending on the cause and severity, it may be irreversible and lead to chronic renal failure or chronic kidney disease. […]
- Acute respiratory disease
Acute respiratory disease: A sudden condition in which breathing is difficult and the oxygen levels in the blood abruptly drop lower than normal.