A 5 year old boy suffering from Duchenne muscular dystrophy has to undergo tendon lengthening procedure. The most approp-riate anaesthetic would be:
A i.e. Induction with intravenous thiopentone and N20; and halothane for maintenance In this boy with duchene muscular dystrophy, there is high risk of malignant hypehermia. The earliest signs of malignant hypehermia are masseter muscle rigidity (MMR), tachycardia, and hypercarbia due to increased CO2 production.
Induction with intravenous thiopentone and N20; and halothane for maintenance
Induction with intravenous suxamethonim and N20; and oxygen for maintenance
Induction with intravenous suxamethonium and N20; and halothane for maintenance
Inhalation induction with inhalation halothane and N20; oxygen for maintenance