Welcome to Upstate Sleep Disorders Center

Upstate Sleep Disorders Center is an Accredited Sleep Center located in the offices of Dr. Ravi Chandran, Board Certified Sleep Medicine Specialist.

As an accredited Center (American Academy of Sleep Medicine; The Joint Commission), we offer a full range of services to evaluate and treat your various sleep disorders.

The first step to improving your sleep is to schedule an initial consultation with one of our Sleep Specialists by calling 864-482-3000.

Sleep Services Provided


  • Comprehensive Sleep Evaluation:  Thorough history and physical by one of our Sleep Specialists to determine appropriate testing and treatment.

  • NPSG (Nocturnal Polysomnogram):  A baseline study that monitors a patient during sleep to determine possible sleep disorders.

  • PAP Titration (Positive Airway Pressure): A treatment study for patients determined to have sleep related breathing disorders in which Positive Airway Pressure is applied to relieve symptoms.

  • Home Sleep Testing: A screening test for sleep related breathing disorders available for patients with a high probability of sleep apnea and no other significant health problems.

  • MSLT (Multiple Sleep Latency Test): A daytime nap study that takes place the day following an NPSG to determine a patient’s level of sleepiness and diagnose disorders such as Narcolepsy.

  • CPAP Clinic: Obstructive Sleep Apnea is often treated with Continuous Positive Airway Pressure (CPAP). In our CPAP Clinic, we take the time to find the best treatments options for our patients. Our staff of Registered Sleep Technologists and Respiratory Therapists have in-depth knowledge of available products and the expertise to find the best options for our patients.

  • Insomnia Clinic: If you have trouble falling asleep, or going back to sleep after an awakening, you might have Insomnia. While we all have an occasional bad night of sleep, more frequent episodes of insomnia should be evaluated. In our Insomnia Clinic, our sleep specialists will spend the time needed to thoroughly investigate the issues that may be contributing to your problems and recommend treatment solutions.

  • Restless Leg Clinic: If you suffer from aching, twitching, tingling, burning or prickling sensations in your lower leg muscles, especially when you lie in bed, you may suffer from Restless Leg Syndrome (RLS). In our RLS Clinic, our sleep specialist will evaluate and treat your symptoms.

  • Hypersomnia Clinic: Are you chronically sleepy? Have you been evaluated to determine if there are medical conditions that may be responsible for this excessive tiredness? In our Hypersomnia Clinic, you will be evaluated for levels of fatigue and wakefulness as well as any conditions or medications that may contribute to your problems.

  • Mask Fitting: Mask fittings are an appointment with one of our Registered Sleep Technologist to provide education about PAP therapy, equipment use, proper mask fit and to determination of the best mask for each individual patient


Click here to download the Sleep Instruction Packet.

Click here to download a Sleep History Questionnaire


FAQ’s about Sleep Studies

Where is the Sleep Center located?

The Sleep Center is located in the office of Dr. Ravi Chandran (Carolina Lung and Sleep Center ) at 125 Professional Park Drive, Seneca, SC 29678

Do I need a referral from my family physician for a sleep study?

We do not require a referral from your physician for scheduling an initial appointment for a comprehensive sleep evaluation. However, your insurance company may require a referral and you should check with them.

What if I need to cancel or change my study appointment?

We ask that you give us at least 24 hours notice , please call us at 864-482-3000.

What do I do in the event of Inclement Weather on the night of my study?

In the event that weather will affect your ability to make it to your appointment, please check the local TV stations (WYFF, WSPA) for information about closings. You may also check with the office during business hours (9:00 am to 5:00 pm) about closing.

How do I get into the Sleep Center on the night of my study?

The doors to the foyer will be opened at 8:00 pm, enter the foyer and ring the doorbell located to the right of the double doors. The technologist will come and open the doors and let you in.

What do I bring to my study?

  • Bring all medications that you will need to take during the study. If your physician prescribed a sleep aide for the night of the study, you must bring it with you to . We are not able to provide or administer any medications.

  • Bring 2 piece pajamas or gym shorts and tee-shirt. No long/silk nightgowns please.

  • You may bring your favorite pillow, a book, or anything else that will make you feel comfortable.


Do I need to bring my medical equipment?

  • If you are on PAP at home, you may bring your mask but do not need to bring your machine.

  • If you are on Oxygen, bring a portable tank for getting to and from your car, but we have oxygen to use while in the Sleep Center.


How is a sleep study done?

When you first get to your study, many different sensors and wires will be attached to your head, face, neck, chest and legs. There are no needles involved and this should be painless. This takes about 45 minutes and then you will be ready for bed.

Is there any Prep that needs to be done for this test?

  • Do not take any naps on the day of the study.

  • Do not drink any caffeine after 3 pm on the day of the study.


  • Take a bath, wash your hair but any creams, lotions, conditioners or make up before coming to the study. (Deodorants are ok).

What time will my study be over?

You will be free to leave the center between 5:30 and 6:00 am the morning after your study.

What if I have special needs?

We are an outpatient clinic, we do not provide nursing care or medications.  If you require assistance, getting into or out of bed or using the toilet, you will need to bring an able-bodies family member/care giver to remain with you during the study.

What if I am staying for the MSLT (Daytime Nap Study)?

You will be staying for a series of naps, 2 hour apart throughout the day. You will need to stay awake between the naps.

You will need to bring yourself breakfast and lunch. You may bring it with you or have someone bring it to you the next day.

Your study will be completed between 3:00 and 4:00 pm.


Call the Sleep Center at 864-482-3000 or 864-888-3504.

Sleep Study Downloads