What does the medical abbreviation CID mean?

The medical abbreviation CID can have several meanings depending on the context in which it is used:

1. Coronary artery disease: This is the most common meaning of CID in cardiology. It refers to a condition in which the arteries supplying blood to the heart become narrowed or blocked by a buildup of fatty plaques.

2. Chronic inflammatory disease: CID is sometimes used to refer to any chronic disease characterized by inflammation, such as rheumatoid arthritis, inflammatory bowel disease, or lupus.

3. Central Intelligence Division: CID can also be an abbreviation for the Central Intelligence Division of the United States Central Intelligence Agency (CIA).

4. Criminal Investigation Department: In some countries, CID is used to refer to the Criminal Investigation Department of the police force.

It is important to consider the context in which the abbreviation CID is used to determine its intended meaning. If the context is unclear, it is best to ask for clarification from the source providing the information.