Laparoscopic partial gastrectomy of a huge gastric duplication cyst in an infant.

Gastric duplication cyst is a rare anomaly, and most cases are recognized during childhood. Recently, several pediatric cases with small gastric duplication cysts treated by laparoscopic resection have been reported. Here, we describe an infant in whom we successfully performed laparoscopic partial gastrectomy for the treatment of a huge gastric duplication cyst. To the best of our knowledge, this is the largest gastric duplication cyst treated by laparoscopic surgery among infants. We introduce our procedure and some tips.