snoring and OBA Flashcards

1
Q

Snoring

A

Stertorous sound while asleep caused by turbulent airflow in the upper aerodigestive tract
Usually at level of soft palate, tonsils and tongue base

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2
Q

OSA

A

Greater than 10 seconds of temporary cessation of breathing (apnoea) while sleeping
Caused by obstruction of airflow in the upper aerodigestive tract

can cause heart problems

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3
Q

Central Sleep Apnoea

A

rare
lack of central drive rather than airway obstruction therefore snoring as a symptom is less common

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4
Q

mild, moderate and severe OSA

A

Mild = 5 - 15 episodes per hour
Moderate = 15 - 30 episodes per hour
Severe = >30 episodes per hour

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5
Q

Risk factors for Snoring & OSA

A

High BMI
Older Age
Physical/structural
Large tonsils +/- adenoids
Small mandible / retrognathia – e.g. Pierre Robin sequence, Goldenhaar Syndrome, Treacher Collins Syndrome
Macroglossia – e.g. Down’s Syndrome
Drugs
Alcohol
Benzodiazepines

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6
Q

diagnosis of OSA

A

Neck Circumference

Epworth Sleepiness Score – daytime somnolence

oral cavity, nose and flexible nasal endoscopy to assess the level generating the snoring

thyroid function

Polysomnography

Limited sleep study includes recording pulse oximetry

Nasal & oral airflow
Chest circumference
Abdominal circumference

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7
Q

management of snoring

A

devices- from the tongue base level the use of a mandibular advancement splint

surgical -tonsil and soft palate level, uvulopalatopharyngoplasty (UPPP), rare/ device to palate to stiffen radiofrequency probe to cause scarring

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8
Q

OSA management

A

Devices
CPAP
Mandibular Advancement Splint

surgical- same as snoring

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9
Q

snoring and OSA management in kids

A

snoring- commonly due to enlargement of tonsils and adenoids , if doesn’t go away then Adenotonsillectomy

OSA- Adenotonsillectomy

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