A lady presented in the emergency depament with a stab injury to the left side of the abdomen. She was hemodynamically stable and a contrast enhanced CT scan revealed a laceration in spleen. Laparoscopy was planned. The patient's p02 suddenly dropped as soon as the pneumoperitoneum was created. What is the most likely cause:
Inferior venacava compression Injury to the left lobe of the diaphragm Injury to the colon Gaseous embolism through splenic vessels