There are many causes of acute pancreatitis. Common primary causes include improper diet: overeating, alcohol consumption, preference for spicy or rich foods, etc. Additionally, hyperlipidemia and cholelithiasis are also reasons, along with surgical trauma such as cholangiography, gastrectomy, etc. Other diseases can also lead to acute pancreatitis, such as hypercalcemia, diabetic coma, hyperparathyroidism, rheumatism, necrotizing vasculitis, etc.; viral infections can also cause pancreatitis, and long-term use of medications can cause acute inflammation, such as tetracycline, corticosteroids, etc. Acute pancreatitis initially presents with severe, acute abdominal pain, commonly in the left, upper middle quadrant, and occasionally radiating to the back. Subsequently, vomiting, fever, and in severe cases, shock may occur. Acute pancreatitis is a type of acute abdomen and can be life-threatening. If symptoms occur, it is crucial to seek immediate hospital treatment.