Anaesthesia 5 yr old child going to sitting craniotomy while positioning in O.T. developed End Tidal CO2 0mm Hg P02 80 mm Hg implies A Endotracheal tube in oesophagus B E.T. blocked with secretion C Venous air Embolism D Left lung collapse 💡 Explanation 5 yr old child going to sitting craniotomy while positioning in O.T. developed End Tidal CO2 0mm Hg P02 80 mm Hg implies ✓ Correct Answer: C. Venous air Embolism