symptom | 26 cases (40.0%) | no symptom | 39 cases (60.0%) |
pain | 16 | health examination | 23 cases (35.4%) |
jaundice | 6 | ultrasonography | 13 |
abdominal discomfort | 2 | elevation of tumor marker (CA19-9) | 3 |
weight loss | 2 | elevation of hepatic and biliary enzyme | 2 |
elevation of pancreatic enzyme | 2 | ||
impaired glucose tolerance | 2 | ||
follow-up for other disorders | 16 cases (24.6%) | ||
diabetes | 6 | ||
chronic pancreatitis | 2 | ||
et al. | 8 |