An abscess can be a serious infection contingent upon its size, location, and whether the infection spreads to surrounding tissues or the bloodstream. When an abscess is not treated timely or properly, it poses the risk of leading to more severe complications, including sepsis, a life-threatening response to infection that can result in organ failure and death. Certain areas of the body, such as the face or spine, are particularly sensitive, and abscesses in these locations can cause significant damage if the infection spreads to vital structures or into the central nervous system. Therefore, while some smaller abscesses may drain and heal on their own, it's crucial to monitor the symptoms closely and seek medical attention if there's no improvement or if the condition worsens, to prevent potentially fatal outcomes.