Anaesthesia Intra-aerial injection of thiopentone. All true except:- A Intra-aerial thiopentone can form crystals in aerioles & capillaries and cause intense vasoconstriction B It should be treated promptly with papaverine and lidocaine C Treatment of choice is stellate ganglion block D Heparinization can also be done 💡 Explanation Intra-aerial injection of thiopentone. All true except:- ✓ Correct Answer: C. Treatment of choice is stellate ganglion block