Systemic purulent infection

Pathogens invade the human blood circulation and grow or reproduce in them or produce toxins, causing severe symptoms of systemic infections and symptoms of poisoning, collectively known as systemic infections. Systemic purulent infections are often secondary, which can be secondary to contaminated or injured trauma and various purulent infections such as large area burns, open fractures, diffuse peritonitis, biliary or urinary tract infections. Generally divided into sepsis and sepsis, and sepsis is the most common and important.