Table 1.

Timeline of pertinent events

POD 0	Revision endoscopic pituitary tumor excision
POD 1	Postoperative MRI (Fig. 1 A, B)
POD 3	BiPAP applied over night
POD 4	Respiratory failure, confusion, and transfer to ICU with intubation for sepsis workup and CT scan of the head (Fig. 1C, D)
POD 6	Transfer to the neurosurgery floor
POD 8	Lumbar drain placement, BiPAP administration over night
POD 9	Acute mental status changes, repeat head CT scan and plain radiography films (Fig. 1 E, F, G, H), admission to the ICU
POD 48	Discharge to home

POD=postoperative day, MRI=magnetic resonance imaging, BiPAP=bilevel positive airway pressure, ICU=intensive care unit, CT=computed tomography.