<prompt> Induction agent of choice in a child with cyanotic heart disease -ThiopentoneKetamineHalothaneMidazolam  <response>: Ans. is b i.e., Ketamine o In cyanotic heart disease right to left shunt, systemic vascular resistance should be increased by anaesthetics - ketamine is the anaesthetic of choice.o In acyanotic heart disease left to right shunt, systemic vascular resistance should be decreased - volatile anaesthetics isoflurane, sevoflurane or desflurane should be used. 