EEG Routine 2

Question 1

What is the standard duration of a routine EEG recording?

Accepted Answer

20-30 minutes

Answer

5-10 minutes

Answer

60-90 minutes

Answer

4-6 hours

Question 2

Before beginning a routine EEG, the technologist should first:

Accepted Answer

Review the clinical history and indication for the study on the requisition

Answer

Apply all electrodes and begin recording immediately

Answer

Perform hyperventilation testing

Answer

Administer a sedative if the patient appears anxious

Question 3

During a routine EEG, the technologist observes the patient staring blankly and becoming unresponsive. The appropriate action is to:

Accepted Answer

Continue recording while testing the patient's responsiveness and documenting observations

Answer

Immediately stop the recording and call a code

Answer

Disconnect the electrodes to examine the patient

Answer

Wait until the episode ends to note it in the report

Question 4

What documentation should the EEG technologist include in the technical report for a routine study?

Accepted Answer

Patient state, medications, impedance values, activation procedure details, artifacts encountered, and any clinical events observed

Answer

Only the start and end time of the recording

Answer

Just the montages used during the recording

Answer

A diagnosis based on the EEG findings

Question 5

If a routine EEG shows no epileptiform abnormalities, this means:

Accepted Answer

A single normal EEG does not exclude epilepsy, as interictal sensitivity is approximately 50% for a single routine study

Answer

The patient definitely does not have epilepsy

Answer

The patient's medication should be stopped immediately

Answer

No further testing is needed

Question 6

The standard paper speed (or digital equivalent time base) for routine EEG display is:

Accepted Answer

30 mm/second

Answer

15 mm/second

Answer

60 mm/second

Answer

120 mm/second