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Somnology

History and Development of Sleep Medicine: – The invention of EEG in 1936 allowed for stage determination. – Delta and theta waves were described by […]

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History and Development of Sleep Medicine:
– The invention of EEG in 1936 allowed for stage determination.
– Delta and theta waves were described by Walter and Dovey.
– REM sleep was discovered in 1953.
– Sleep apnea was identified in 1965.
– The first clinical sleep lab was established at Stanford in 1970.

Diagnostic Tools in Somnology:
– Sleep diaries are used to log sleep quality and quantity.
– Sleep questionnaires assess specific aspects of sleep.
– Actigraphy monitors sleep/wake patterns.
– Physical examination checks for medical conditions.
– Polysomnography monitors physiological variables during sleep.

Diagnostic Techniques and Tests in Somnology:
– Monitoring of Oxygenation and Ventilation.
– Snoring detection and its association with obstructive sleep apnea.
– Multiple Sleep Latency Test (MSLT) for assessing sleep latency.
– Maintenance of Wakefulness Test (MWT) for evaluating daytime sleepiness.

Treatment Approaches in Sleep Medicine:
– Behavioral treatments focus on improving sleep hygiene.
– Mechanical treatments aim to reduce or eliminate snoring.
– Pharmacological treatments are used for sleep disturbances like insomnia.
– Different drugs like benzodiazepines, anticonvulsants, and melatonin are utilized.
– Specific disorders like narcolepsy may require pharmacological intervention.

The International Classification of Sleep Disorders:
– Created in 1990 by the American Academy of Sleep Medicine.
– Sleep disorders are categorized into four groups.
– Provides comprehensive descriptions for each disorder.
– Includes essential features, prevalence, and pathology.
– Offers diagnostic criteria and severity classification.

Somnology (Wikipedia)

Somnology is the scientific study of sleep. It includes clinical study and treatment of sleep disorders and irregularities. Sleep medicine is a subset of somnology.

Pediatric polysomnography patient, Children's Hospital (Saint Louis), 2006
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