Category: Ac-Ac
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Acute myeloid leukemia
A quickly progressive malignant disease in which there are too many immature blood-forming cells in the blood and bone marrow, the cells being specifically those destined to give rise to the granulocytes or monocytes, both types of white blood cells that fight infections. In AML, these blasts do not mature and so become too numerous. AML can…
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Acute myelogenous leukemia
Abbreviated AML. Also called acute myeloid leukemia or acute nonlymphocytic leukemia (ANLL). A quickly progressive malignant disease in which there are too many immature blood-forming cells in the blood and bone marrow, the cells being specifically those destined to give rise to the granulocytes or monocytes, both types of white blood cells that fight infections. In AML, these blasts do not…
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Acute mountain sickness (AMS)
Acute mountain sickness (AMS) is the effect on the body of being in a high altitude environment. AMS is common at high altitudes, that is above 8,000 feet (2,440 meters). Three-quarters of people have mild symptoms of AMS over 10,000 feet (3,048 meters). The occurrence of AMS depends on the altitude, the rate of ascent, and individual…
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Acute membranous gingivitis
A progressive and painful infection of the mouth and throat due to the spread of infection from the gums. Symptoms include ulceration, swelling, and sloughing off of dead tissue from the mouth and throat. Certain germs (including fusiform bacteria and spirochetes) have been thought to be involved, but the actual cause is not yet known.…
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Acute lymphocytic leukemia
An acute (sudden onset), rapidly progressing form of leukemia that is characterized by the presence in the blood and bone marrow of large numbers of unusually immature white blood cells destined to become lymphocytes. Acute lymphoblastic leukemia is also called acute lymphocytic leukemia and is abbreviated ALL (spoken not as the word “all”, but as the three letters A-L-L).…
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Acute lymphoblastic leukemia (ALL)
An acute (sudden onset), rapidly progressing form of leukemia that is characterized by the presence in the blood and bone marrow of large numbers of unusually immature white blood cells destined to become lymphocytes. Acute lymphoblastic leukemia is also called acute lymphocytic leukemia and is abbreviated ALL (spoken not as the word “all”, but as the three letters A-L-L).…
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Acute leukemia
Cancer of the blood cells that characteristically comes on suddenly and, if not treated, progresses quickly. In acute leukemia, the leukemic cells are not able to mature properly.
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Acute kidney 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. Normally, the kidneys filter the blood and remove…
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Acute illness
A disease with an abrupt onset and, usually, a short course.
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Acute idiopathic polyneuritis
Also known as the Guillain-Barre syndrome, a disorder characterized by progressive symmetrical paralysis and loss of reflexes, usually beginning in the leg, with in most cases nearly complete or complete recovery. The Guillain-Barre syndrome is not associated with fever. There is paralysis involving more than one limb, most commonly the legs, and that paralysis is progressive. There is areflexia (loss of…