Frequently Asked Questions

Q1- What is a Sleep Study?

Ans: A Sleep Study or Polysomnogram (PSG) is a multiple-component test, which electronically transmits and records specific physical activities while you sleep. The recordings become data, which will be "read" or analyzed by a qualified physician to determine whether or not you have a sleep disorder.

Q2- What is an MSLT?

Ans: MSLT stands for Multiple Sleep Latency Test. It is a daytime study used in the diagnosis of Narcolepsy.

Q3- What is an MWT?

Ans: MWT stands for Maintenance of Wakefulness Test. It is a daytime study that provides measurement of the ability to stay awake in sleep inducing conditions. This may be a requirement of the Department Of Transportation in certain cases for CDL holders etc..

Q4- What do I need to bring for my sleep study?

Ans: Please bring a list of your current medications and something comfortable for you to sleep in (sweats or pajamas). If you are scheduled for a re-titration, we ask that you bring the mask that you sleep with at home. We provide light snacks and non-caffienated beverages. We will also provide lunch if you are scheduled for a daytime nap study.

Q5- What should I expect during my stay?

Ans: Our technician will painlessly attach a few wires to your head, chest, and legs as well as a pulse oximeter on your finger. There will also be two (2) belts, one on your chest and the other on your stomach, to monitor your breathing patterns. Our technicians will then unobtrusively monitor your sleep pattern and breathing from another room.

Q6- How do I know if I need a sleep study?

Ans: If you experience daytime sleepiness, fatigue, snoring, waking up gasping for air, breathing difficulties while asleep, shortness of breath at night, insomnia or nighttime leg restlessness, these are all indications that you may have a sleep disorder. Discuss these symptoms with your Primary Care Physician and they can refer you to our sleep lab for a study.

Q7- How do I schedule an appointment?

Ans: If you would like to schedule a sleep study or have questions about sleep disorders, please call 410-238-1673 and press the option for a location nearest you. We currently have three locations to serve you.

Q8- How are sleep disorders treated?

Ans: Depending on the diagnosis the management is different. If you are diagnosed with Sleep Apnea, Restless Legs Syndrome, Narcolepsy, or Insomnia, CPAP (Continuous Positive Airway Pressure) may be prescribed. If you have any other condition, treatment options will be discussed with you in detail by your primary care physician or sleep specialist.

Q9- What are the risks of Obstructive Sleep Apnea?

Ans: OSA is a serious medical condition. Untreated, OSA increases a person's risk of heart attack, high blood pressure and stroke.

Q10- Do I still take my regular medications?

Ans:Yes. Our technicians are not certified to dispense medications. Please bring with you a list of your current medications as well as any you may need to take during your stay.

Q11- What s a Polysomnogram?

Ans: A sleep study or Polysomnogram (PSG) is designed to find abnormalities during sleep. It measures your sleep cycles and stages by recording brain waves, electrical activity of muscles, eye movement, breathing rate, blood pressure, blood oxygen saturation, and heart rhythm. The data is the read by a qualified physician to determine whether or not you have a sleep disorder.

Q12- What should I expect during a sleep study?

Ans: When you arrive you will be asked to answer a few questions about your medical history and about any medications you are currently taking. Your technician will be happy to answer any questions you may have. You will simply perform your normal sleep routine as you would at home and a technician will unobtrusively monitor your sleep patterns. Electrodes will determine when you are awake or in stages of REM sleep. Brain waves, muscle movements, rapid eye movements periodic limb movements, snoring and air intake are also recorded. Your technician will be available to attend to your needs at all times. At Institute of sleep medicine we strive to help our patients feel relaxed and at ease. In the morning you will be asked to fill out a short questionnaire. You will be able to go to work as usual.

Q13- Will my insurance cover a sleep study?

Ans: Sleep studies for the purpose of evaluation and treatment of Sleep Disorders, are accepted medical procedures recognized by most medical insurance plans as well as Medicare. We are happy to work with you, your primary care physician and your insurance company to confirm your eligibility.

Q14- How should I prepare for a Sleep Study?

Before you arrive:

  • Do not take any sleeping medication and do not drink alcohol or caffeine-containing beverages before the test.
  • Please remove any nail polish from both index fingers.
  • Please be sure to eat your meal prior to arrival.
  • Be sure to continue with your medications as your physician has prescribed.

Items you need to bring:

  • A list of all current medications you are taking. Since this is an outpatient procedure, we are not permitted to give any medications. If you are presently on Oxygen, it will be provided during your stay.
  • Bring your completed sleep diary with you the night of your study.
  • Bring loose fitted clothing suitable for sleeping. This can include: robes, gowns, sweat suits, shorts, T-shirts, slippers/footies, etc…
  • Bring toiletries such as deodorant, shampoo, toothbrush/paste, soap, eetc…
  • Bring light reading material of your choice. No "work related" materials please.