syncope

You are called for a 70 Y/O male, woke up feeling very dizzy/lightheaded. Walked himself to a kitchen chair and sat there for a couple hours. Family found patient sitting in chair and called 911 for him. When you arrive, you see the patient sitting upright, head slightly forward. Heavyset...

Is there a standard EMS workup for syncope? Anything you always do? Tips, tricks, pitfalls? Certainly seems like an ECG is worthwhile, for example. Does syncope necessitate an ALS assessment (i.e. anything that an EMT cannot do on scene)?