Alkaline phosphatase (ALP) is an enzyme found in various tissues throughout the body, particularly in the liver, bones, kidneys, and digestive system. ALP plays a crucial role in breaking down proteins and in dephosphorylation processes. In the liver, it is associated with the bile ducts and is frequently used to assist in diagnosing liver and bone conditions. Raised ALP levels may indicate bile duct obstruction or bone disorders, while low levels can be associated with certain genetic conditions and malnutrition.
Elevated ALP levels can be caused by: