The sleep centre provides a diagnostic and consultative service for the management of adults with sleep disorders, in particular sleep disordered breathing.

All sleep studies are staged and analysed by highly trained sleep scientists and accredited sleep physicians.   Additionally, the sleep centre runs CPAP (continuous positive airway pressure) clinics which provide technical support to patients beginning CPAP therapy.

This service is available to patients from the South Eastern Suburbs of Melbourne.


9594 2900


Information for patients

What is a sleep study?

  • An overnight study that measures electrical activity of the brain, some specific muscles, the heart, breathing, oxygen levels, snoring, and leg movements
  • It is used to determine wake and sleep, as well as patterns of breathing and limb movements while patient is sleeping
  • To make these measurements a number of electrodes are placed on the patient and although these do not hurt, the electrodes are a little restrictive as they are attached to recording equipment on wall in sleep unit.


Description of tests

  • a service for specialists to refer patients who have, or are suspected of having, a sleep disturbance
  • for patients having seen a specialist they may be referred to the sleep centre for sleep study.


Diagnostic Sleep Study

  • involves patient staying in the centre laboratory overnight to have sleep monitored
  • to achieve this, a number of wires attached to patient to identify sleep and wake, as well as patterns of breathing and movement during sleep.


Therapeutic sleep study (CPAP)

  • CPAP is the preferred treatment for obstructive sleep apnoea hypopnoea syndrome (OSAHS)
  • study requires same monitoring as diagnostic sleep study
  • you will wear a therapeutic sleep study mask overnight, in addition to monitoring equipment .


Daytime Sleep Study – MSLT / MWT


  • two types of study performed during day
  • maintenance of wakefulness (MWT) and multiple sleep latency test (MSLT), conducted in to measure ability to stay awake or propensity to fall asleep during day
  • studies performed following an overnight sleep study, at request of specialist
  • MSLT consists of five nap opportunities performed at two hourly intervals
  • initial nap opportunity begins 1.5 to three hours after termination of the overnight study
  • nap opportunities are 20 minutes long and performed in quiet and darkened room
  • you will be instructed to lie quietly in a comfortable position, to keep your eyes closed and try to fall asleep
  • in between the naps you must stay out of bed and prevented from sleeping.
  • MWT consists of four 40 minute trials, performed at two hourly intervals with the test performed in darkened room, with night light positioned behind your head and out of view
  • you will be seated in bed, with back and head supported
  • you will be instructed to sit still, look directly ahead, and remain awake for as long as possible
  • in between trials you must stay out of bed and prevented from sleeping.


How do I get a study?

  • if having trouble with sleep and need a sleep study you need a referral from your GP to see a sleep specialist
  • GP can find a list of sleep specialists who consult at rooms within department, or another specialist who they are more familiar with


Booking a study

  • once specialist refers you to sleep laboratory your sleep study request will be processed and sleep study booking made
  • due to the quantity of requests an approximately there is a six week wait for appointment at the public sleep centres, and a two week wait for a private sleep study
  • once your booking is made, you will be sent letter to advise of appointment.
  • ring to confirm your intention to attend appointment on 9594 2900



  • on night of sleep study you must arrive at time specified in booking letter, this will be some time between 6:00pm and 7:30pm
  • on arrival you will complete some paperwork
  • you will be shown to your room and have the procedure explained
  • patients are set up and ready in bed by 9:30pm, though not they are not required to sleep then
  • you will be wakened around 6:00am the following day and generally ready to leave unit by 6:30am.


What to bring


  • pyjamas, or some form of clothing to sleep in
  • personal toiletries
  • Medicare card
  • pension card
  • any prescription medication you are currently taking
  • book, magazines, music (with headphones) which may help you settle (optional)




  • level 2, Department of Respiratory and Sleep Medicine, Monash Medical Centre, 246 Clayton Road, Clayton.
  • enter via hospital’s main entrance and proceed towards Zouki cafe
  • continue past Zouki along corridor
  • turn left at first corridor on left
  • turn right immediately after the chapel
  • approach glass doors past lifts



  • enter via the Main entrance off David Street
  • continue past the Zouki convenience store
  • continue past the sacred space
  • enter the ‘outpatients department’ on you right

Follow up


  • make an appointment with sleep specialist to discuss your results four weeks following the sleep study.


CPAP clinic

  • provides technical support to patients beginning CPAP therapy and administers the Monash CPAP Program for pensioners
  • one clinic each week is dedicated to auto-CPAP titration studies allowing patients to be studied over one week at home, detecting pressure requirements and assessing mask leak
  • CPAP clinic is a bulk billing service funded via medicare
  • CPAP clinic is conducted Friday mornings, with waiting list of at least four weeks for non-urgent appointments
  • To make an appointment call: 9594 2900
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