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 Lactic acid in the ionized state. lactate the anion of lactic acid and its salts, although the term 'lactate' is commonly, but incorrectly, used interchangeably with 'lactic acid' itself. At rest and during prolonged moderate exercise, lactate level in the blood is low (0.7-1.4 mmol.L-1).