He said narcotics, even up to 24 hours prior to the scan, can
cause slow uptake. If you
had narcotics before your scan, you
might want to see about repeating it narcotic free.
You might want to look up some information on firbromyalgia. This is a chronic fatigue/pain syndrome which some believe is related to sleep disorders. If you say you have apnea, that could be related to your symptoms.