TIME SEEN: , 0734 hours and 1034 hours.,TOTAL RECORDING TIME: , 27 hours 4 minutes.,PATIENT HISTORY: , This is a 43-year-old female with a history of events concerning for seizures.  Video EEG monitoring is performed to capture events and/or identify etiology.,VIDEO EEG DIAGNOSES,1.  AWAKE:  Normal.,2.  SLEEP:  No activation.,3.  CLINICAL EVENTS:  None.,DESCRIPTION: , Approximately 27 hours of continuous 21-channel digital video EEG monitoring was performed.  The waking background is unchanged from that previously reported.  Hyperventilation produced no changes in the resting record.  Photic stimulation failed to elicit a well-developed photic driving response.,Approximately five-and-half hours of spontaneous intermittent sleep was obtained.  Sleep spindles were present and symmetric.,The patient had no clinical events during the recording.,CLINICAL INTERPRETATION:  ,This is normal video EEG monitoring for a patient of this age.  No interictal epileptiform activity was identified.  The patient had no clinical events during the recording.  Clinical correlation is required.sleep medicine, electroencephalography, eeg monitoring, video eeg, seizures, eeg,