Best gas used for creating pneumoperitonium at laparoscopy is: (A) N2, (B) O2, (C) CO2, (D) N2O
Answer is C. Ans. (c) CO2Ref: Shaws 15th ed. 1492Pnenumoperitoneum in created with CO2 or nitrous oxide. CO2 is preferred because nitrous oxide can cause explosion in the presence of volatile anaesthetic drug.