This is an exploratory study with a qualitative approach using the narrative technique strategy with 25 health professionals, aiming to describe the factors that directly interfere in decision making in the face of resource scarcity. The study identified that the management processes, the organizational culture, the professionals' lack of understanding about the scope of the Emergency Care Unit, feelings of helplessness, lack of empowerment and discomfort in professional practice interfere with decision making. It is concluded that it is necessary to intervene through professional training, improvements in the management process and health monitoring for this professional.