<prompt> Which of the following inhalational agent can cause coronary steal phenomenon-IsofluraneSevofluraneDesfluraneHalothane  <response>: Isoflurane more than other inhalational agents increases coronary blood flow many times beyond that of the myocardial oxygen demand, thereby, creating potential for Steel, steel is diversion of blood from a myocardial bed with limited or inadequate perfusion to a bed with more adequate perfusion. 