Diagnosis Method – Sleep Study

Sleep Study

Polysomnography (PSG)
Patient can decide to have test at home or in hospital. Sleep technician will put sensors on patient’s head, face, neck, chest, abdomen, hand and leg. A full PSG included:

• EEG,
• ECG,
• EMG,
• EOG,
• Snoring Sound,
• Nasal Flow,
• Chest & Abdomen Activity,
• Limb Movement,
• Body Position,
• Oxygen Saturation (SaO2),
• AHI,
• Duration and Quality of Sleep,
• Type of sleep apnea,
• Numbers and Durations of Apneas,
• Summary of Oxygen Saturation,
• Cardiograph,
• Summary of Limb Movement,
• Summary of Apneas.

After the test data is analyzed by the doctor, it can be diagnosed whether the patient is suffering from sleep apnea.

The sleep apnea test can be conducted at home in addition to the hospital. For details, call the enquiry hotline – (852) 2402-2188.

Points to note

Advise your doctor on the medications you are taking prior to the test.

On the testing day, keep your usual work or activities during the day. DO NOT take any naps during the day.

DO NOT drink coffee, tea, Coke, soft drinks or any other stimulant drinks 12 hours prior to the test.

Please finish shower and have your hair washed prior to test.

For men – Shave.

For women – No make-up.

Wear pajamas which can be open at the front and of loose style. It makes the test easier to carry out.

Please bring the followings (if needed):

i. Personal pillow if you prefer not to use a hospital pillow.

ii. Any toiletries you need before and after bedtime.

Download Sleep Study Catalogue