 On exam, he is awake, alert and oriented x 3.  Pupils are equal and reactive.  EOMs are full.  His visual acuity is 20/25 in the right (improved from 20/200) and the left is 20/200 improved from 20/400.  He has a bitemporal hemianopsia, which is significantly improved and wider.  His motor is 5 out of 5.  There are no focal motor or sensory deficits.  The abdominal incision is well healed.  There is no evidence of erythema or collection.  The lumbar drain was also well healed.