anything done or to be done; anything requiring action or effort; business; concern: an affair of great importance. 2. affairs, matters of commercial or public interest or concern; the transactions of public or private business or finance:
Hyperlactatemia is defined as a persistent, mild to moderate (2-4 mmol/L) increase in blood lactate concentration without metabolic acidosis, whereas lactic acidosis is characterized by persistently increased blood lactate levels (usually >5 mmol/L) in association with metabolic acidosis.
Lactate dehydrogenase also known as LDH is an enzyme that is found in nearly all body tissues. LDH is responsible for creating energy from glucose for cells. Normal levels of LDH range from 105 and 333 IU/liter. In fact low levels of LDH indicate that all is normal in the body.