Laparoscopic surgery, when optimized by a simple repair without an omental patch and 10 mm of a large-channel aspirator-irrigator, may be safely and effectively applied to the patients with small duodenal perforated peptic ulcers (<10 mm) and because of its having low risk factors. The procedure may be an alternative treatment to other procedures when in experienced hands.

This study showed that the bilirubin levels can lead to a deterioration depending on the magnitude of the rise in the bilirubin levels.