Diagnostic Procedures

Which of the following describes the expected EEG changes during an intracarotid amobarbital (WADA) procedure?

Slow activity in the hemisphere ipsilateral to the injection site

Plain radiographs are required for patients with what?

Scoliosis

WADA testing primarily assses what?

Language function

Analysis time for 5 msec is appropiate for what kind of monitoring?

ECochG

Brief, fine, irrulgar twitches seen under the skin on a motor exam are known as what?

Fasciculations

Typical SSEP pulse width?

100-300 microseconds

Required vertical resolution for SSEPs?

16 bits

Recommended analysis time for TcMEP?

10 msec

Minimum CMRR for EP?

80dB

What are high frequency filters composed of?

Capacitors in parallel and resistors in series.

Brief, fine, irregular twitches seen under the skin on a motor exam are known as

Fasciculations

Typical SSEP pulse width is

100-300 microseconds