Acute pancreatitis is mainly abdominal pain, accompanied by nausea, vomiting and fever in milder patients, and high fever, jaundice, abdominal distension, fluid in the abdominal cavity, intestinal paralysis, subcutaneous bruising and bruising in more severe or serious patients. Its examination methods are: 1, laboratory tests: including routine blood, blood and urine amylase, blood lipase examination; 2, imaging tests: including ultrasound, abdominal X-ray, CT, magnetic resonance examination; 3, biochemical tests: namely, electrolyte blood potassium, including water-electrolyte balance and disorders, acidosis-related tests.