NEUROLOGY

Technical Background

Oct 17, 2018 by in NEUROLOGY Comments Off on Technical Background

Technical Background James D. Geyer, MD Paul R. Carney, MD Introduction Polysomnography is the recording of multiple physiologic functions during sleep. Standard polysomnography usually includes the following variables: Electroencephalogram (EEG)…

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Home Sleep Apnea Monitoring

Oct 17, 2018 by in NEUROLOGY Comments Off on Home Sleep Apnea Monitoring

Home Sleep Apnea Monitoring James D. Geyer, MD Paul R. Carney, MD FIGURE 12-1 HSAT: Standard montage; 30 second page. Clinical: 36-year-old overweight man with daytime sleepiness. Respiratory: Normal respirations…

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Actigraphy

Oct 17, 2018 by in NEUROLOGY Comments Off on Actigraphy

Actigraphy James D. Geyer, MD Paul R. Carney, MD FIGURE 11-1 Actigraphy in a normal subject.

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Calibrations

Oct 17, 2018 by in NEUROLOGY Comments Off on Calibrations

Calibrations James D. Geyer, MD Paul R. Carney, MD FIGURE 10-1 Machine calibrations. FIGURE 10-2 Breath hold. FIGURE 10-3 Grit teeth.

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EKG

Oct 17, 2018 by in NEUROLOGY Comments Off on EKG

EKG James D. Geyer, MD Paul R. Carney, MD FIGURE 9-1 Polysomnogram: CPAP montage (prior display montage); 30 second page. Clinical: 56-year-old man with snoring and excessive daytime sleepiness. Staging:…

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Artifacts

Oct 17, 2018 by in NEUROLOGY Comments Off on Artifacts

Artifacts James D. Geyer, MD Paul R. Carney, MD Key for Channels Used in the Examples Provided The standard polysomnogram montage was used and included the following: Electro-oculogram (left, LOC-A2;…

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EEG Abnormalities

Oct 17, 2018 by in NEUROLOGY Comments Off on EEG Abnormalities

EEG Abnormalities James D. Geyer, MD Paul R. Carney, MD FIGURE 7-1 Polysomnogram: Standard montage with intrathoracic pressure monitoring (prior display montage); 30 second page. Clinical: 29-year-old woman with complex…

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Parasomnias

Oct 17, 2018 by in NEUROLOGY Comments Off on Parasomnias

Parasomnias James D. Geyer, MD Paul R. Carney, MD FIGURE 6-1 Polysomnogram: Expanded EEG montage (prior display montage); 30 second page. Clinical: 41-year-old man with witnessed apneas and tooth grinding….

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Breathing Disorders

Oct 17, 2018 by in NEUROLOGY Comments Off on Breathing Disorders

Breathing Disorders James D. Geyer, MD Paul R. Carney, MD FIGURE 4-1 Strip chart: Position chart and pulse oximetry. Clinical: 46-year-old obese man with severe obstructive sleep apnea. Pulse oximetry:…

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