Low vs Medium Pressure Pneumoperitoneum

Inclusion Criteria: * Prepped and consented for diagnostic laparoscopy for likely acute appendicitis * 5 years or older * 15 kg or more * Parents/legal custodian give consent, patient shows no signs of unwillingness to participate * Patient is hemodynamically stable Exclusion Criteria: * Clinical signs of four quadrant peritonitis as a clinical sign of perforated appendicitis * Suspected perityphlitic abscess on preoperative ultrasound * Preexisting conditions making postoperative assessment of extent of pain and its localization very difficult or impossible, e.g. conditions that are associated with pronounced developmental delays or with communication difficulties * Parents have inadequate knowledge of German language to understand Informed consent * Child has inadequate knowledge of German language to allow elicitation of Pain Scores