59 cases of pancreatic ultrasonography, proven by clinically, radiologically or pathologically, were analyzedand the results are as follows; 1. Enchogenecity of pancreatic cancer was low echogenic in 27 cases, highechogenic in 2 cases and had similar echogenecity in 3 cases, compared with liver. 2. There were 10 cases of livermetastasis of pancreas malignancy and the metastasis was demonstrated in 7 cases by ultrasonography. Theechogenecity of liver metastasis was low in 6 of 7 cases. 3. In 14 cases of pesudocyst, inflammatory changes inthe portion other than pseudocyst were demonstrated in 5 cases. 4. The localized enlargement of pancreas head wasdemonstrated in 3 cases of pancreatitis of 10 cases.