Objective: To increase the knowledge of Dieulafoy's disease and decrease the misdiagnosis rate.
Method: Three cases of Dieulafoy's disease were analyzed clinically and their therapeutic methods were discussed.
Result: Subtotal gastrectomy including the lesion is better than other methods.
Conclusion: It is necessary to understand the clinical pattern and pathological characteristics in order to increase the diagnosis rate and decrease misdiagnosis rate. Subtotal gastrectomy or wide wedge resection of the lesion is recommended.