Marcel Hungs, MD, PhD
CONTINUUM: Lifelong Learning in Neurology. 19(1, Sleep Disorders):32-49, February 2013
A home sleep study using an unattended type 3 portable monitoring device. The patient is a 56-year-old man who is experiencing morning headaches and concentration and alertness problems at work. He has a history of mild snoring and arterial hypertension. His Epworth Sleepiness Scale score is 18, his neck circumference is 19 in, he has a Mallampati classification score of III, and his body mass index is 41 kg/m2. The apnea-hypopnea index is 84 events/h. Channels recorded in this sleep study include arterial oxyhemoglobin saturation, heart rate, oral-nasal pressure flow, snoring, inductive plethysmography for chest efforts, and body position.