Rajendra Institute of Medical Sciences, Ranchi.

neuroanaesthesia neurosurgery trans sphenoidal pituitary surgery who guidelines airway management covid 19 reperfusion injury hypoxic brain injury targeted temperature management therapeutic hypothermia post cardiac arrest neuro care icu neurocritical care unit sedation critical care unit craniotomy pain management spine surgery anesthesia evoked potentials neuroanesthesia eeg anaesthesiology airway indices airway