Which condition follows SIRS if there is a known infection site present?

• A. Septic shock
• B. Infection
• C. Sepsis
• D. Systemic inflammatory response

Answer: (C)

The correct answer is sepsis, as this condition specifically occurs when there is a systemic inflammatory response syndrome (SIRS) that arises due to a confirmed infection. In the context of SIRS, which can be triggered by various factors including infection or trauma, the presence of a known infection site indicates that the body's inflammatory response is reacting to a pathogenic invasion.

In sepsis, this response can lead to widespread inflammation throughout the body, potentially resulting in multiple organ dysfunction if not managed appropriately. This distinguishes sepsis from septic shock, which is a more severe form where hypotension and multi-organ failure occur due to the overwhelming inflammatory response.

The term infection refers to the local presence of pathogens, but sepsis encompasses the systemic effects and complications associated with that infection, resulting in a more serious clinical picture. Systemic inflammatory response is a broader term that describes the body’s overall response but does not specify the presence of an infection, nor does it indicate the progression to a more advanced stage of infection as seen in sepsis.