No food for 6 hours prior to study. Prior to the 6 hours, you may eat eggs, cheese and chicken only. YOU MAY DRINK WATER,
but no other type of liquid is allowed. Please DO NOT
chew gum, breath mints, etc.
Diabetic patients may have a light breakfast which
may ONLY consist of one egg or egg beaters, cheese, chicken (no toast, no sweets, sugars or caffeine) 4 hours prior to their scheduled arrival time, along with their regular doses of diabetic drugs (insulin, glucophage, etc.). It is also recommended that you bring insulin with you in the event that you need it. If you have an insulin pump please turn it off 4 hours prior.
No food for 6 hours prior to study for patients with feeding tube.
You may take prescribed medications with water. If any of your
medications must be taken with food, ask your doctor whether you
should skip your morning dose, take it later in the day, or take
it without food on the day of your scan. Please bring a list of your current medications with you to your appointment along with your insurance cards.
Unless you are on fluid restriction for other reasons,
drink at least two 8-ounce
glasses of water the night before your scan to prevent dehydration.
Drink two 8-ounce glasses of water the morning of your
scan. If your scan is
scheduled for the afternoon, drink several additional glasses of
water during the
Do not perform any vigorous physical activity for at least 24
hours prior to scan.
Patients should wear warm, loose-fitting clothing, such as sweats
or flannel shirt.
It will not be necessary to remove any clothing for the PET scan.
Do not wear any heavy metal objects or jewelry. Patients must remove
any body piercing that has been performed within 4 weeks prior to
Most PET scans require about an hour of preparation time and about
30 minutes of imaging time on the scanner. You will be at the PET center for about
90 minutes. The PET scanner machine is similar in shape and size to a CT scanner.
Sedation is almost never needed, however, if you are extremely claustrophobic
or tend to be extremely nervous and fidgety, consult your doctor
about the advisability of taking a tranquilizer before coming to
the PET center. If you do require sedation, please arrange to have
someone drive you to and from the PET center. Lastly, if you are on oxygen, you will need to bring a 2 hour supply of oxygen with you to your exam.
If you have questions regarding your exam, please call us at 978-573-3169.
If for any reason you are unable to attend your scheduled PET scan,
please call 24 hours in advance at 978-573-3169.