Instructions for Polysomnogram Preparations & Instructions for an Overnight Polysomnogram

  • Arrival: Arrive at 8:30-8:45 p.m. at the CHRISTUS Trinity Mother Frances Sleep Center to be registered.
  • Alcohol: DO NOT drink any alcoholic beverages 24 hours prior to testing. Alcohol is a depressant and may alter the results to the referring physician.
  • Medications: Please take your regular medications before you arrive at The Sleep Center. If it is a medication that will make you sleepy or drowsy, please bring that medication with you. All medication taken at the sleep center will have to be in the original container with pharmacy label intact. All over-the-counter medications will also have to be in the original container.
  • Preparation: Bathe, shampoo hair, and eat your evening meal prior to arrival. Do not use any hair creams, conditioners, sprays, mousse, gel, etc. Also, do not use any body lotions or creams or apply make-up.
  • What to bring: Nightclothes (pajamas); shorts and shirts will suffice. No night gowns; Glasses, if needed for reading; Personal hygiene equipment (toothbrush, shaving gear), reading material, etc. Pillows are provided.
  • If you have received a patient information package with a medical questionnaire and sleep log, please bring this with you for your appointment.
  • Leave at home: All valuables, extra cash, watches, etc. Please do not bring pillows or bedding from home.
  • Do not bring family members, including children to spend the night with you.
  • After the test: Your test will be over at approximately 6:00 a.m. Please make arrangements ahead of time for transportation to pick you up at 6:00 a.m., if someone is planning on picking you up.
    If you have any questions or for any reason are running late or cannot make your appointment, please call the center to let us know as soon as possible.
  • After testing: You should schedule an appointment with your physician for 3-4 weeks after your sleep study to receive your results. The full report and recommendations for treatment will be mailed to your referring physician.
  • It is very important that you be here on time.

What to expect:

  • Arrive at the Sleep Center at 8:30-8:45 p.m.
  • The night technologist will greet you and show you to your bedroom for the evening at 9:00 p.m.
  • You will be asked to change into your nightclothes.
  • A series of electrodes will be attached to your head, chin, chest, stomach and legs to monitor the different activity during the sleep study. Around the time of your normal bedtime, you will then lay down to go to sleep for the evening.
  • The technologist will be monitoring all the different activity throughout the evening.
  • In the morning, you will be awakened by the technologist, disconnected from the electrodes and dismissed.

NOTE: Although the technologist is highly trained in sleep disorders, he/she is not permitted to give you the results after your study. The study must be analyzed and read by the physician. Please follow up with your referring physician for your results.