obstructive sleep apnoea Flashcards
(6 cards)
1
Q
predisposing factors to obstructive sleep apnoea
A
obestity
macroglossia: acromegaly, hypothyroidism, amyloidosis
large tonsils
Marfans
2
Q
features of obstructive sleep apnoea, on ABG?
A
daytime somnolence
compensated respiratory acidosis
hypertension
3
Q
diagnostic test sleep apnoea
A
sleep studies = polysomnography
- pulse oximetry, eeg,airflow, movement all assessed
4
Q
management of obstructive sleep apnoea
A
weight loss
CPAP
!! inform DVLA
5
Q
O2 + CO2 in type 1 resp failure
A
pO2 = low
pCO2 = normal or low
6
Q
big downside of laryngeal masks for airway management
A
poor control against reflux of gastric contents
- sits in pharynx + aligns to cover airway
