CA199 62.79ku/L is high. CA199 is a commonly used clinical GI tumor marker with a normal reference value of “<40ku/L”. When CA199 is 62.79ku/L, it is mildly elevated, and inflammatory diseases such as pancreatitis and gastritis need to be considered as possible. If CA199 is multiply elevated, it suggests the possibility of pancreatic cancer, gallbladder cancer, stomach cancer, colorectal cancer and other digestive tract tumors. If CA199 is found to be 62.79ku/L, patients should go to regular hospitals in time, follow the diagnosis and treatment advice of specialists, improve relevant auxiliary examinations, combine with clinical manifestations of patients, formulate comprehensive diagnosis and treatment plan, and standardize treatment and follow up.