Polysomnographic Technologists Resources

Back to Signals & Troubleshooting

Electrode Placement / Patient Setup

Video & Audio Problems

Planned coverage: what you see, possible causes, what to check, and when to escalate under facility policy.

Coming soon

An abnormal-looking trace is not automatically a true patient event. Check signal quality and follow facility escalation policy.

Related topics

Official resources

Review status: Planned coverage only; clinical content not yet available.

Check the current scoring manual and your facility’s adopted version. Reference publication years below do not establish this article’s review date.