Rationale: A. Fever is a common finding in acute pancreatitis and may indicate inflammation or infection. While it is clinically significant and should be monitored, it does not immediately threaten circulation or oxygen delivery. Therefore, it is not the highest priority compared to signs of hemodynamic instability. B. Hypotension is the highest priority because it indicates potential hypovolemia, third-spacing of fluids, or shock—serious complications of acute pancreatitis. Pancreatitis can cause massive fluid shifts into the retroperitoneal space, leading to decreased circulating blood volume and impaired organ perfusion. According to the ABCs (Airway, Breathing, Circulation) and priority frameworks, compromised circulation and signs of shock require immediate intervention to prevent organ failure and death. C. Abdominal distention is expected in acute pancreatitis due to inflammation, ileus, and fluid accumulation. Although it requires monitoring and can indicate worsening condition, it is not immediately life-threatening unless accompanied by respiratory compromise or severe hemodynamic instability. D. Elevated serum lipase levels confirm the diagnosis of pancreatitis and help assess severity, but this is a laboratory finding—not an immediate life-threatening clinical manifestation. Lab abnormalities are important for diagnosis and monitoring but do not take priority over unstable vital signs.