What type of inflammation is characterized by the formation of granulomas?

• A. Chronic Inflammation
• B. Acute Inflammation
• C. Localized Inflammation
• D. Systemic Inflammation

Answer: (A)

Chronic inflammation is characterized by the formation of granulomas, which are small aggregates of macrophages that transform into a form resembling epithelial cells. Granulomas are a type of chronic inflammatory response that occurs in response to persistent irritants that the body is unable to eliminate, such as certain infectious agents (like mycobacteria in tuberculosis), foreign materials, or autoimmune conditions.

In contrast, acute inflammation typically manifests as a rapid response to injury or infection, featuring an influx of neutrophils and a more transient tissue reaction without the formation of granulomas. Localized inflammation refers to inflammation that occurs in a specific area of the body, and while it can be acute or chronic, it does not inherently imply granuloma formation. Systemic inflammation affects the whole body, often related to a widespread infection or autoimmune disease but also does not specifically indicate the formation of granulomas. Therefore, chronic inflammation is the correct classification associated with granuloma development.